ࡱ>  l \pThe Free Software Foundation B=PF0*8X@"1 Helvetica1Courier1 Courier New1 Courier New1 Helvetica$#,##0_);($#,##0)$#,##0_);[Red]($#,##0)$#,##0.00_);($#,##0.00)$#,##0.00_);[Red]($#,##0.00)-**_($* #,##0_);_($* (#,##0);_($* "-"_);_(@_)*)'_(* #,##0_);_(* (#,##0);_(* "-"_);_(@_)5,2_($* #,##0.00_);_($* (#,##0.00);_($* "-"??_);_(@_)2+/_(* #,##0.00_);_(* (#,##0.00);_(* "-"??_);_(@_)2$#,##0.00;[Red]$#,##0.003$#,##0.00;[Red]($#,##0.00)4$#,##0;[Red]($#,##00)50.00%;[Red](0.00%)6 0%;[Red](0%)7#,##0.00;[Red](#,##0.00)8#,##0;[Red](#,##0)                + ) , *   Ј ~~ ؈ ~~#؈ ~~ ؈ ~~8#܈ ~~9#܈ ~~4#܈ ~~3#܈ ~~7#܈ ~~83ffff̙̙3f3fff3f3f33333f33&PIONEER NATURAL RESOURCES COMPAZYes No'TABLE OF CONTENTS"?CONSOLIDATED BALANCE SHEETS&VCONSOLIDATED BALANCE SHEETS con&NpCONSOLIDATED STATEMENTS OF OPER&5CONSOLIDATED STATEMENT OF EQUIT&CONSOLIDATED STATEMENTS OF CASHBSeptember 30 2018September 30 2018 (1)&Financial instruments not carriSeptember 30 2018 (2)-%September 30 2018 (3)6September 30 2018 (4)&JNGL production derivative activ&WGas production derivative activiSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory Costs#<NOTE 6 Exploratory Costs (1)mStockbased compensation&NOTE 9 Asset Retirement Obligat!Impact of ASC 606 adoption&DDisaggregated revenue from cont&NOTE 12 Interest and Other IncoNOTE 13 Other Expense-NOTE 14 Income Taxes&P<NOTE 15 Net Income Loss Per Sha& LAdoption of New Accounting Stan&\Operations and Drilling Highlig&mOperations and Drilling Hig (1)& PIONEER NATURAL RESOURCES C (1)&IPIONEER NATURAL RESOURCES C (2)&[PIONEER NATURAL RESOURCES C (3)&̱PIONEER NATURAL RESOURCES C (4)&PIONEER NATURAL RESOURCES C (5)&PIONEER NATURAL RESOURCES C (6)&PIONEER NATURAL RESOURCES C (7)&Production and ad valorem taxes&Exploration and abandonments ex&;Item 3 Quantitative and Qualita #Interest rate sensitivity&Y7PIONEER NATURAL RESOURCES C (8)&X]Purchases of Equity Securities oExhibits Mine Safety Disclosure l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.Yes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 2} $ }      $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY    Delaware   75-2702753' (State or other jurisdiction of  (I.R.S. Employer& incorporation or organization)  Identification No.)2*5205 N. O'Connor Blvd., Suite 200, Irving,~ ~Texas0((Address of principal executive offices) (Zip Code)$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0ymaUI%G/xl`8=PF0*8X> @ l   ' dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPATABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } U} $ } 8} $ } } $ } $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018Yes No        Large accelerated filer  ?  Accelerated filer  ?     Non-accelerated filer 7 /o (Do not check if a smaller reporting company) ! Smaller reporting company  ?Emerging growth company ?$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,I||pdb\=PF0*8X> @ l  @A6> dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } y } :}  @    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018TABLE OF CONTENTS      Page7 /Cautionary Statement Concerning Forward-Looking~   Statements4,Definitions of Certain Terms and Conventions~  Used Herein%PART I. FINANCIAL INFORMATIONItem 1.Financial Statements3+Consolidated Balance Sheets as of September~ &30, 2018 and December 31, 2017-%Consolidated Statements of Operations~ 5-for the three and nine months ended September30, 2018 and 20170(Consolidated Statement of Equity for the~ ",$nine months ended September 30, 2018-%Consolidated Statements of Cash Flows~ &Dl}qeY5P9-q {6_ !"#$%&'()*+,-./0123456789:;<=>? / 'for the nine months ended September 30,!!2018 and 2017"""#2#*Notes to Consolidated Financial Statements~ #*$$$%Item 2.,%$Management's Discussion and Analysis~ %j&8&0of Financial Condition and Results of Operations'''(Item 3.0((Quantitative and Qualitative Disclosures~ ())About Market Risk***+Item 4.+Controls and Procedures~ +,"-PART II. OTHER INFORMATION-.../Item 1./Legal Proceedings~ /0001Item 1A.1 Risk Factors~ 12223Item 2./3'Unregistered Sales of Equity Securities~ 344and Use of Proceeds5556Item 4.6Mine Safety Disclosures~ 67778Item 6.8Exhibits~ 899: Signatures~ :;<$=____________________________1>)Created by Morningstar Document Research.0?(http://documentresearch.morningstar.com/Dflx(kGaU#c?X4=PF0*8X> @R ??>>==::--   l  + QU dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } U5} $ +    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018#CONSOLIDATED BALANCE SHEETS          September 30,   December 31, ~  ~    (Unaudited)  ASSETSCurrent assets:!Cash and cash equivalents~ ^~ Short-term investments~ ~ Accounts receivable: Trade, net~ ~  Due from affiliates -~ Income taxes receivable~ ~  Inventories~ 6~ R Derivatives~ ~ .Other~ ~~ ^Total current assets~ )~ ./'Property, plant and equipment, at cost:4,Oil and gas properties, using the successful%efforts method of accounting:Proved properties~ 6;~ >Unproved properties~ * ~ +#Accumulated depletion, depreciation~ ~ Rpand amortizationD> lsg[Or7%'me, !"#$%&'()*+ #Total property, plant and equipment~   ~ ڷ !Long-term investments~ !!!~ ! !"Goodwill~ ".""~ ":")#!Other property and equipment, net~ #"##~ ##$Other assets, net~ $$$~ $$%~ %%%~ % %&'$(____________________________1))Created by Morningstar Document Research.0*(http://documentresearch.morningstar.com/0o=PF0*8X> @j-**))((%%%%$$$$####""""!!!!        l  1Ch[n dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } :} $ 1    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018/'CONSOLIDATED BALANCE SHEETS (continued)          September 30,   December 31, ~  ~    (Unaudited)  LIABILITIES AND EQUITYCurrent liabilities:Accounts payable:Trade~ ~ ZDue to affiliates~ ~ Interest payable~ f~ Income taxes payable~   -)!Current portion of long-term debt -~  Derivatives~ ~ Other~ ~ !Total current liabilities~ "~ B!Long-term debt~ #~ # Derivatives~ ~ ^Deferred income taxes~ ~ Other liabilities~ ~ Equity:1)Common stock, $.01 par value; 500,000,000~  ~  6.shares authorized; 174,307,471 and 173,796,7432*shares issued as of September 30, 2021 andDi lsg[OCf+ 3zXH3 !"#$%&'()*+,-./0' December 31, 2017, respectively"!Additional paid-in capital~ !F!!~ !:!7"/Treasury stock at cost: 3,845,568 and 3,608,132~ "b""~ ""4#,shares as of September 30, 2021 and December$31, 2017, respectively%Retained earnings~ %.1%%~ %'%8&0Total equity attributable to common stockholders~ &ڹ&&~ &*&0'(Noncontrolling interests in consolidated '-''~ ''( subsidiaries) Total equity~ )ڹ))~ )>)%*Commitments and contingencies*****+~ +++~ + +,-$.____________________________1/)Created by Morningstar Document Research.00(http://documentresearch.morningstar.com/&@o=N6y-!=PF0*8X> @100//..++++))))''''&&&&%%%%""""!!!!      l  7M& dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 1} $ 7    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018-%CONSOLIDATED STATEMENTS OF OPERATIONS                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ "Revenues and other income:   Oil and gas~ ~ ^~  v<  ~ &&Sales of purchased oil and gas~ ~ ~  3  ~ Interest and other~ *~ F~    ~ &Derivative gains (losses), net~ ~ ~    ~ f*"Gain on disposition of assets, net~ > -~    ~ 6~ &~ >~  Ri  ~ f=Costs and expenses:  Oil and gas production~ ~ b~  :   ~ 'Production and ad valorem taxes~ N~ ~    ~ b0(Depletion, depreciation and amortization~ *~ ~    ~ &Purchased oil and gas~ ~ ~  6/  ~ ,$Impairment of oil and gas properties - -~  6  ~ v$Exploration and abandonments~ R~ J~  N  ~ :"General and administrative~ ~ F~  j  ~ 1)Accretion of discount on asset retirement~ ~ ~  .  ~ : obligationsInterest~ z~ ~    ~ Other~ ~ ~    ~ Dlui]QE2cM$dI !"#$%&'()*+,-./0123456 ~ n  ~   ~ 2\  ~ 9 )!!Income (loss) before income taxes~ !F!!~ !z!!~ ! "! ! ~ !!&"Income tax benefit (provision)~ "*""~ ".""~ " " " ~ ""#Net income (loss)~ #n##~ ###~ # 2 # # ~ ##/$'Net loss attributable to noncontrolling $-$$ $-$$~ $ $ $  $-$% interests0&(Net income (loss) attributable to common~ &n&&~ &&&~ & > & & ~ &&' stockholders(((((( ( (0)(Net income (loss) per share attributable))))) ) )*to common shareholders:+Basic+333333@+++p= ף+++ (\@+ + +\(\?+,Diluted,Q@,,,p= ף,,, (\@, , ,\(\?,------ - -1.)Basic and diluted weighted average shares~ ...~ ...~ . . . ~ ../ outstanding000000 0 0$1Dividends declared per share1{Gz?111{Gz?111 {Gz?1 1 1{Gz?123$4____________________________15)Created by Morningstar Document Research.06(http://documentresearch.morningstar.com/2 hPG@=PF0*8X> @s665544111111 11...... ..,,,,,, ,,++++++ ++&&&&&& &&$$$$$$ $$###### ##"""""" ""!!!!!! !!                           l  ݲ dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 1} } $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018( CONSOLIDATED STATEMENT OF EQUITY                              2 *Equity Attributable To Common Stockholders      Shares  Common   Additional  Treasury  Retained  Noncontrolling   Total Equity   Outstanding  Stock  Paid-in  Stock  Earnings   InterestsCapital(in thousands)  'Balance as of December 31, 2017~ 6c ~  ~ :  ~  ~ '~ ~ >,$Dividends declared ($0.32 per share) - - -    -~ & -~ &-%Exercise of long-term incentive stock~  -~   ~   - -~ ",$options and employee stock purchases#Purchases of treasury stock~ b - -  ~  6 - -~ 6Compensation costs:  "Vested compensation awards~  - -    - - - -1)Compensation costs included in net income - -~     - - -~ 'Sale of noncontrolling interest - - -    - -~ ~  Net income - - -    -~ > ~ ~ 2 ( Balance as of September 30, 2018~ zg ~  ~ F  ~  b~ .1 $-~ ڹ$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/BXznbVJ|d\0$znb:=PF0*8X> @JI                                 l  CVk dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUITSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } U5} $ C    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018-%CONSOLIDATED STATEMENTS OF CASH FLOWS          Nine Months Ended  September 30, ~  ~ -%Cash flows from operating activities: Net income~ 2 ~ .&Adjustments to reconcile net income to2*net cash provided by operating activities:0(Depletion, depreciation and amortization~ ~ &,$Impairment of oil and gas properties~ 6~ v2*Impairment of inventory and other property~ &~ and equipment1)Exploration expenses, including dry holes~ 2~ NDeferred income taxes~ ~ >*"Gain on disposition of assets, net~ z~ 1)Accretion of discount on asset retirement~ .~ : obligationsInterest expense~ ~ #Derivative related activity~ ~ 0(Amortization of stock-based compensation~ ~ Other~ ~ 3+Change in operating assets and liabilities:Accounts receivable~ ^~ D lui]QEcb,HDu&a !"#$%&'()*+,-./0123456789:;<=>? Income taxes receivable -  ~   ! Inventories~ !!!~ !!" Investments~ """~ ""#Other current assets~ ###~ ##$Accounts payable~ $$$~ $J$%Interest payable~ %z%%~ %%&Income taxes payable~ & && &-&!'Other current liabilities~ 'J''~ '~'1()Net cash provided by operating activities~ (b$((~ (V(-)%Cash flows from investing activities:)))+*#Proceeds from disposition of assets~ ***~ *n*!+Proceeds from investments~ +++~ ++,Purchase of investments~ ,Z,,~ ,,+-#Additions to oil and gas properties~ ---~ -f-4.,Additions to other assets and other property~ ...~ ../and equipment, net-0%Net cash used in investing activities~ 0>00~ 0J0-1%Cash flows from financing activities:111,2$Principal payments on long-term debt~ 222~ 2n223*Exercise of long-term incentive plan stock~ 3"33~ 33,4$options and employee stock purchases#5Purchases of treasury stock~ 5655~ 5r5%6Payments of other liabilities~ 666 6-67Dividends paid~ 777~ 77-8%Net cash used in financing activities~ 888~ 8809(Net increase (decrease) in cash and cash~ 9^99~ 9z9: equivalents/;'Cash and cash equivalents, beginning of~ ;;;~ ;z;<period0=(Cash and cash equivalents, end of period~ =^==~ = =>?DlG4yJv,Hb2c $@AB$@____________________________1A)Created by Morningstar Document Research.0B(http://documentresearch.morningstar.com/ (=PF0*8X> @QBBAA@@====;;;;99998888777766665555333322220000....----,,,,++++****((((''''&&&&%%%%$$$$####""""!!!!       l    dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a/} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018                 . &Fair Value Measurement as of September    30, 2018 Using  Quoted Prices   Significant   Significant + #Fair Value as of September 30, 2018 in ActiveOther  Unobservable Markets for Observable Inputs IdenticalInputs  (Level 3)Assets (Level 2) (Level 1)(in millions)Assets:  Commodity derivatives $-~   $-  ~ )!Deferred compensation plan assets~ j -  -  ~ j Total assets~ j~   -  ~ n Liabilities:  Commodity derivatives -~   -  ~ Total liabilities -~   -  ~ /'Total recurring fair value measurements~ j~ f  $-  ~ $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/DH l|pdXBvQe^G=PF0*8X> @r.              l    dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a/} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018                 1 )Fair Value Measurement as of December 31,     2017 Using  Quoted Prices   Significant   Significant * "Fair value as of December 31, 2017 in ActiveOther  Unobservable Markets for Observable Inputs IdenticalInputs  (Level 3)Assets (Level 2) (Level 1)(in millions)Assets:  Commodity derivatives $-~ .  $-  ~ .)!Deferred compensation plan assets~ ~ -  -  ~ ~ Total assets~ ~~ .  -  ~  Liabilities:  Commodity derivatives -~   -  ~ Total liabilities -~   -  ~ /'Total recurring fair value measurements~ ~~ 2  $-  ~ $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/DF l|pdX?xSg`I=PF0*8X> @r.              l  e dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)September 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } -} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/201880Financial instruments not carried at fair value.                  September 30, 2018  December 31, 2017  Carrying  Fair  Carrying  Fair  Value  Value  Value  Value(in millions)-%Commercial paper, corporate bonds and~  ~  ~    ~ time deposits)!Current portion of long-term debt $- $-~    ~ &Long-term debt~ #~ J%~  #  ~ &$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2j^RF:z';Y@=PF0*8X> @            l  # dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } *} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018                      September 30, 2018+ #Consolidated Balance Sheet Location Cash  Commercial Paper  Corporate Bonds  Time  Total              Deposits(in millions)!Cash and cash equivalents~  $-  $-  ~ ~ ^Short-term investments -~ ~  N  ~ ^~ Long-term investments - -~     -~ ~ ~ ~  R  ~ &~ $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2 |pdXh>w(j^R*=PF0*8X> @           l  >5 dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } *} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018                      December 31, 2017+ #Consolidated Balance Sheet Location Cash  Commercial Paper  Corporate Bonds  Time  Total              Deposits(in millions)!Cash and cash equivalents~ : $-  $-  ~ ~ Short-term investments -~ ~     ~ ~ Long-term investments - -~      -~  ~ :~ ~     ~ ~ !$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2 |pdXh?x)k_S+=PF0*8X> @           l  &GI dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a/} $ &    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018         ~  % Year Ending December 31, 2019  Fourth Quarter ! Brent swap contracts (a):    Volume (Bbl) -~ BPrice per Bbl -~ .&Brent collar contracts with short puts (b): Volume (Bbl) -~ "NPrice per Bbl:Ceiling $-~ ^Floor $-~ . Short put $-~   NYMEX collar contracts: Volume (Bbl)~ . -Price per Bbl:CeilingfffffM@ $-Floor~  $-/'NYMEX collar contracts with short puts: Volume (Bbl)~ b ~ b[Price per Bbl:Ceiling(\L@q= ףN@FloorzGG@(\"J@D l|pdXw.)1CWW !"#$%  Short put = ףpB@   (\"E@ !"$#____________________________1$)Created by Morningstar Document Research.0%(http://documentresearch.morningstar.com/~dc=PF0*8X> @ %%$$##      l  V dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } '} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018-%NGL production derivative activities.         ~  % Year Ending December 31, 2019  Fourth Quarter (  Ethane basis swap contracts (a):   Volume (MMBtu)~ "l~ "l$Price differential ($/MMBtu)??$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,|ui]QEdJ>2 =PF0*8X> @R     l  !Ghh dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a/} $ !    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018-%Gas production derivative activities.         ~  % Year Ending December 31, 2019  Fourth Quarter  Swap contracts (a):   Volume (MMBtu)~ /~  Price per MMBtu~ zG@)!Collar contracts with short puts:Volume (MMBtu)~ B -Price per MMBtu:Ceiling333333 @ $-Floor@ $- Short put@ $-Basis swap contracts:/'Permian Basin index swap volume (MMBtu)~ r~  (b)$Price differential ($/MMBtu)\(\\(\-%Southern California index swap volume~ j~ / (MMBtu) (c)$Price differential ($/MMBtu)?Q?$____________________________1)Created by Morningstar Document Research.D lui]QEd!h~'y4BJ>2 0 (http://documentresearch.morningstar.com/H=PF0*8X> @     l   $~ dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } !} $ } } $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018               / 'Fair Value of Derivative Instruments as of September 30, 2018 Type   Consolidated  Fair  Gross Amounts  Net Fair ValueBalance SheetValueOffset in the  Presented in theLocation Consolidated   ConsolidatedBalance Sheet  Balance Sheet(in millions)-%Derivatives not designated as hedging   instrumentsAsset Derivatives:  #Commodity price derivativesDerivatives - current~ ~   ~  #Commodity price derivatives Derivatives - noncurrent~ ~     - ~  Liability Derivatives:  #Commodity price derivativesDerivatives - current~ ~   ~  #Commodity price derivatives Derivatives - noncurrent~ ~   ~   ~  $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/D l|pdXqPv 'a=PF0*8X> @"                     l    dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } !} $ } } $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018               / 'Fair Value of Derivative Instruments as of December 31, 2017 Type   Consolidated  Fair  Gross Amounts  Net Fair ValueBalance SheetValueOffset in the  Presented in theLocation Consolidated   ConsolidatedBalance Sheet  Balance Sheet(in millions)-%Derivatives not designated as hedging   instrumentsAsset Derivatives:  #Commodity price derivativesDerivatives - current~ 6~   ~  .#Commodity price derivatives Derivatives - noncurrent~ ~     - ~  .Liability Derivatives:  #Commodity price derivativesDerivatives - current~ ~   ~  #Commodity price derivatives Derivatives - noncurrent~ j~   ~  ^ ~  $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/D l|pdXqQw (b=PF0*8X> @"                     l  O dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } -} $ } -} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018September 30, 2018                   - %Derivatives Not Designated as Hedging - %Location of Gain/(Loss) Recognized in  Three Months Ended  Nine Months Ended  Instruments  Earnings on Derivatives  September 30,  September 30,    ~  ~  ~  ~ (in millions)#Commodity price derivatives&Derivative gains (losses), net~ ~   ~  ~ j!Interest rate derivatives&Derivative gains (losses), net - -    -~ Total~ ~   ~  ~ f$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0|pdXt#NYi=PF0*8X> @               l  - dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 6} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018!NOTE 6. Exploratory Costs         - %Three Months Ended September 30, 2018 , $Nine Months Ended September 30, 2018  (in millions). &Beginning capitalized exploratory well~   ~  costs3+Additions to exploratory well costs pending~ ~ ~ r,$the determination of proved reserves-%Reclassification due to determination~ Z~ of proved reservesDisposition of assets~ ~ 5-Exploratory well costs charged to exploration~ ~ and abandonment expense1)Ending capitalized exploratory well costs~  ~  $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/:ui]QxSY)9(=PF0*8X> @      l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsStockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } U5} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018!NOTE 6. Exploratory Costs          September 30, 2018  December 31, 2017 ) !(in millions, except well counts)/ 'Capitalized exploratory well costs that   have been suspended:One year or less~  ~ More than one year~ 2~ 2~  ~ 4,Number of wells or projects with exploratory~ ~ /'well costs that have been suspended for&a period greater than one year$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2Jui]Qe4p==PF0*8X> @r    l    dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } +} } $ } } $ } } $                         $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018!Stock-based compensation.            Restricted   Restricted   Performance   Stock Equity  Stock Liability  Units  Awards  Awards+#Outstanding as of December 31, 2017~ 7~ l~ Z Awards granted~ j~ >~ 6Awards forfeited~ .3~ ~ Awards vested~ N~ b~ ,$Outstanding as of September 30, 2018~ 2~ *$~  $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2Gui]Q~EC."=PF0*8X> @Z          l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensationImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 0.} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018,$NOTE 9. Asset Retirement Obligations                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ (in millions).&Beginning asset retirement obligations~ ~ ~  >  ~ &New wells placed on production~  -~     ~  Changes in estimates - -~     ~  Dispositions~  -~    ~ Liabilities settled~ ~ ~    ~ Accretion of discount~ ~ ~  .  ~ :+#Ending asset retirement obligations~ ~ ~    ~ $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8( vj^RF3\?D}qI=PF0*8X> @B(               l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement Obligat!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } } $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018#Impact of ASC 606 adoption.                         - %Three Months Ended September 30, 2018 , $Nine Months Ended September 30, 2018   As Reported  ASC 605  Effect of Change   As Reported  ASC 605  Effect of Change     % (Without Adoption of ASC 606)  Higher (Lower)     % (Without Adoption of ASC 606)  Higher (Lower)(in millions) (in millions)"Revenues and other income:   Oil and gas~ ~ ~    ~ v<~ :~ rCosts and expenses:  Oil and gas production~ ~ .~    ~ : ~ ~ r$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2) sg[O/FL@4 =PF0*8X> @              l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 1} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018=5Disaggregated revenue from contracts with purchasers.         - %Three Months Ended September 30, 2018, $Nine Months Ended September 30, 2018  (in millions)  Oil sales~ &  ~ 0  NGL sales~ >~ z Gas sales~ 6~ Total oil and gas sales~ ~ v<Sales of purchased oil~ ~ 2Sales of purchased gas~ :~ ,$Total sales of purchased oil and gas~ ~ 31)Total revenue derived from contracts with~ j&~ p purchasers$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/6oeYMA5hCD8"=PF0*8X> @      l  / dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from contNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } <(} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018*"NOTE 12. Interest and Other Income                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ (in millions)Interest income~ ~ &~  V  ~ f)!Deferred compensation plan income~ ~ ~    ~  Other income -~  ~    ~ Seismic data sales - -~     -( Production and sales tax refunds -~ ~    ~ 6'Total interest and other income~ *~ F~    ~ $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/6W xl`TH5^[F:.=PF0*8X> @"$              l  e+ dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a/} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018NOTE 13. Other Expense                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ (in millions)-%Transportation commitment charges (a)~ ~ ~    ~ 'Legal and environmental charges~ ~  ~  J  ~ &/'Loss (income) from vertical integration~  -~    ~ . services (b)-%Asset divestiture related charges (c)~  -~     -Other~ >~ .~    ~ vTotal other expense~ ~ ~    ~ $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8 xl`TAj8 e=PF0*8X> @"$              l  ; dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other Expense!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } '} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018NOTE 14. Income Taxes                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ (in millions)Current tax provision~  $-~     $-( Deferred tax benefit (provision)~ 2~ .~    ~ &Income tax benefit (provision)~ *~ .~    ~ $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0ymaUBkPD8=PF0*8X> @           l  J dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } :} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018,$NOTE 15. Net Income (Loss) Per Share                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ (in millions)0(Net income (loss) attributable to common~ n~ ~  >   ~  stockholders*"Participating share-based earnings~  -~    ~ 80Basic and diluted net income (loss) attributable~ f~ ~  2   ~ to common stockholders$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2vj^RF3\=PF0*8X> @           l  V[ dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a}  $                            $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018+#Adoption of New Accounting Standard               As Reported  ASC 605  Effect of Change      (Without Adoption       of ASC 606)(in millions)Oil and Gas Sales:  Oil sales~ &~ &  $-  NGL sales~ >~ ~    Gas sales~ 6~ ~  : Oil and gas sales~ ~ ~    Production Costs~ ~ .~   $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8Mwk_SGM|",.dXL$=PF0*8X> @             l  l dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } m)} } $ }  } $ } }  $ } } $                         $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018*"Operations and Drilling Highlights               Oil (Bbls)   NGLs (Bbls)   Gas (Mcf)   Total (BOE) Permian Basin~    ~ F  ~   ~  * "South Texas - Eagle Ford Shale (a)~ n  ~ f  ~ jg  ~ :< Raton Basin (b)~  -~  ~ " West Panhandle (c)~ ~ 7~  ~  n South Texas - Other (a)~ !~  ~ . ~  Y Other~ 2~ ~ . ~  B Total~ u ~ j~  ~   $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2xl`TH/*4W=PF0*8X> @:      l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } $} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018*"Operations and Drilling Highlights                          Acquisition Costs   Exploration   Development  Asset  Total  Proved  Unproved  Costs  Costs  Retirement Obligations   (in millions)Permian Basin~ ~ ~ F  ~  ~ ~ (&South Texas - Eagle Ford Shale - -~     ~ > -~ F Raton Basin - -  -  ~  -~ West Panhandle - -~    ~   -~ Other - -~     - -~ Total~ ~ ~  ^  ~ ^ ~ ~ f($____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4y xl`TH(=PF0*8X> @2                l  j dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } m} $} $ } $} $ } $}  $ } } $ } $} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY                 Development Drilling  Beginning Wells  Wells   Successful   Unsuccessful   Ending Wells   in Progress  Spud  Wells  Wells   in ProgressPermian Basin~ :~ V~ R ~   ~ :$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/*hymaUIiTH<=PF0*8X> @r          l  f dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } $} U} $ } U} $ } U}  $ } } $ } $} $ } U} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY                   & Exploration/Extension Drilling  Beginning Wells  Wells   Successful   Unsuccessful  Wells   Ending Wells   in Progress  Spud  Wells  Wells  Sold   in ProgressPermian Basin~ ~ .~  ~    -~ F&South Texas - Eagle Ford Shale~ " -~    -   -~ West Panhandle~  - - ~     ~  -Total~ "~ .~  ~    ~ ~ b$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0p ymaUIq;p=PF0*8X> @            l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } <} } $ } } $ } }  $ } } $                        $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY              Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~  Oil (Bbls)~  ~  ~ u  ~ :>   NGLs (Bbls)~ N~  ~ j ~  4  Gas (Mcf)~  ~ ~  ~  :  Total (BOEs)~ N~ ~  ~  6 $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/07ymaUIfo*=PF0*8X> @Z           l  | dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } } $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ Oil (per Bbl)QL@̬F@ HzN@  Gz4G@NGL (per Bbl)\(A@(\2@ >@  zGa2@Gas (per Mcf)Gz@p= ף@ Q@  HzG@Total (per BOE)RQF@\(@@ (\"F@   A@$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0ymaUI6en=PF0*8X> @            l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a/} $ } I } $ } I     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY                   - %Three Months Ended September 30, 2018, $Nine Months Ended September 30, 2018  Net cash payments   Price impact  Net cash payments   Price impact  (in millions)     (in millions)   Oil derivative payments~ Z{G"per Bbl ~  (\per BblNGL derivative payments~ zGʿper Bbl ~   {Gzper BblGas derivative payments~ HzGѿper Mcf ~   Qper Mcf/'Total net commodity derivative payments~ . ~   $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0ymaUIqjAznF=PF0*8X> @           l  \ dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } a/} $ } I } $ } I     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY                   - %Three Months Ended September 30, 2017, $Nine Months Ended September 30, 2017 $ Net cash receipts (payments)   Price impact $ Net cash receipts (payments)   Price impact             (in millions)  (in millions)Oil derivative receipts~ v ףp= ?per Bbl ~   Gz?per BblNGL derivative payments~ HzGѿper Bbl ~   {Gzper BblGas derivative receipts~ {Gz?per Mcf ~   {Gz?per Mcf/'Total net commodity derivative receipts~ r ~   $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4! ymaUIqTL#h\P(=PF0*8X> @          l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 0} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~  Lease operating expenses@Q@ )\(@  (\@0(Gathering, processing and transportationQ@? Q@  ףp= ?charges.&Net natural gas plant (income) charges(\(\ҿ {GzԿ  пWorkover costs~ RQ? ףp= ?  ?Total production costsףp= @ ףp= @ Q@  p= ף@$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4ymaUI6ac=PF0*8X> @             l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } -} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018( Production and ad valorem taxes.                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ Production taxesQ?p= ף? Gz?  RQ?Ad valorem taxes)\(?Q? \(\?  Q?-%Total production and ad valorem taxesffffff@@ zG@   ףp= @$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/.znbVJ7H<0=PF0*8X> @           l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } '} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018-%Exploration and abandonments expense.                  Three Months Ended  Nine Months Ended  September 30,  September 30, ~  ~  ~  ~ (in millions)"Geological and geophysical~ F~ F~    ~ Exploratory well costs~ ~ ~  &  ~ .( Leasehold abandonments and other~   -~    ~ "~ R~ J~  N  ~ :$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2ui]QE2[Dl=PF0*8X> @            l  [" dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments exInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 0.} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018JBItem 3. Quantitative and Qualitative Disclosures About Market Risk     4 ,Derivative Contract Net Assets (Liabilities)  (in millions). &Fair value of contracts outstanding as~ 2 of December 31, 2017&Changes in contract fair value~ "Contract maturity payments~ *.&Fair value of contracts outstanding as~ fof September 30, 2018$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0#XL@4(C#S2&=PF0*8X> @J     l  5 dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and Qualita!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } +} $ } $} $ } $}  $ } $} $ } $} $ } $} $ } $} $                        $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018"Interest rate sensitivity.                                 (  Three Months Ending December 31,  Year Ending December 31,     - %Liability Fair Value at September 30, ~  ~  ~  ~  ~    Thereafter  Total ~   (dollars in millions) Total Debt:  +#Fixed rate principal maturities (a) $- $-~     ~ ~ b ~  ~ #~ J%,$Weighted average fixed interest rate~  %~  % Gz@  % zG@ %(\@ %@ %&Average variable interest rate ףp= @ %\(\@ % (\@  % $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/0 th\P (XL@=PF0*8X> @                l  ;LYZ dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!Purchases of Equity Securities  ExhibitsMine Safety DisclosureU } 2}  $ ;                                 $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018)!PIONEER NATURAL RESOURCES COMPANY             ~   Year Ending December 31, - %Liability Fair Value at September 30,  Fourth Quarter ~   2018 (a)      (in millions)Oil Derivatives: +#Average daily notional Bbl volumes:  Brent swap contracts (b) -~ B~   ,$Weighted average fixed price per Bbl -~  .&Brent collar contracts with short puts -~ "N~     (c).&Weighted average ceiling price per Bbl $-~ ^ ,$Weighted average floor price per Bbl $-~ . 0(Weighted average short put price per Bbl $-~  ,$Average forward Brent oil prices (d)fffff6R@  NYMEX collar contracts~ . -~   .&Weighted average ceiling price per BblfffffM@ $- ,$Weighted average floor price per Bbl~  $- .&NYMEX collar contracts with short puts~ b ~ b[~  R .&Weighted average ceiling price per Bbl(\L@q= ףN@ ,$Weighted average floor price per BblzGG@(\"J@ 0(Weighted average short put price per Bbl= ףpB@(\"E@ ,$Average forward NYMEX oil prices (d)̌O@QO@ NGL Derivatives: DlymaUI2}%1zfI3 y ! " # $ % & ' ( ) * + , - . / 0 1 2 3 4 5 6 7 8 9 : / 'Ethane basis swap contracts (MMBtu) (e)~ "l  ~ "l  ~ " /!'Weighted average price differential per!?!!!?!!! "MMBtu,#$Average forward NYMEX gas prices (d)#(\ @###HzG@### $Gas Derivatives:$$$$$ -%%Average daily notional MMBtu volumes:%%%%% &Swap contracts (f)~ &/&&~ & &&~ & & .'&Weighted average fixed price per MMBtu~ ''''zG@''' (( Collar contracts with short puts~ (B(( (-(( ( $-( 0)(Weighted average ceiling price per MMBtu)333333 @)) )$-))) .*&Weighted average floor price per MMBtu*@** *$-*** 2+*Weighted average short put price per MMBtu+@++ +$-+++ ,,$Average forward NYMEX gas prices (d),(\ @,,,HzG@,,, -Basis swap contracts:----- ,.$Permian Basin index swap volumes (g)~ .r..~ ...~ . r. ./&Weighted average fixed price per MMBtu/\(\///\(\/// 10)Average forward basis differential prices0 ףp= 000= ףp=000  1(h).2&Southern California index swap volumes~ 2j22~ 2/22~ 2 2  3(i).4&Weighted average fixed price per MMBtu4?444Q?444 15)Average forward basis differential prices5Q@555?555  6(j)7$8____________________________19)Created by Morningstar Document Research.0:(http://documentresearch.morningstar.com/:4g3n\;.qb)yQ=PF0*8X> @P:: 99 88 55554444222222 0000////...... ,,,,++++****))))(((((( ''''&&&&&& ####!!!!           l  n dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8) ExhibitsMine Safety DisclosureU } } $ } U} $ } $} $     $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018NFPurchases of Equity Securities by the Issuer and Affiliated Purchasers                Period  Total Number of  Average Price  Total Number of  Approximate Dollar   Shares Purchased (a)  Paid per Share  Shares  Value of Shares that          Purchased As Part of  May Yet Be Purchased Publicly Announced  under Plans or Plans or Programs   Programs (b) July 2018~ jQg@  -  ~  *< August 2018~ ffffff@  -  ~  *<September 2018~ ~fffffe@  -  ~  *<Total~ *  -   $____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/4( TH<0$paTaUI!=PF0*8X> @              l  C dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities Mine Safety DisclosureU } I } $ } } $ } U5 C    $PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018Exhibits      Exhibit     Description Number     333333$@ -0(Credit Agreement dated as of October 24,1)2018, among the Company, as the Borrower,/'Wells Fargo Bank, National Association,2*as Administrative Agent, and certain other-%lenders (incorporated by reference to4,Exhibit 10.1 to the Company's Current Report1)on Form 8-K, File No. 1-13245, filed with%the SEC on October 30, 2021).ffffff$@(a) -/'Twelfth Amendment to Pioneer USA 401(k)0(and Matching Plan dated August 30, 2018.$@(a) -0(Amendment No. 6 to the Company's Amended4,and Restated Executive Deferred Compensation'Plan, executed August 30, 2018.?@(a) --%Chief Executive Officer certification/'under Section 302 of Sarbanes-Oxley Actof 2002.D lznb&W(j.\ IF !"#$%&'()*+,-./0123456789:;<=>?     !333333?@!!(a) -!-!%Chief Financial Officer certification""""/"'under Section 302 of Sarbanes-Oxley Act#####of 2002.$$$$$% @@%%(b) -%-%%Chief Executive Officer certification&&&&/&'under Section 906 of Sarbanes-Oxley Act'''''of 2002.((((()@@))(b) -)-)%Chief Financial Officer certification****/*'under Section 906 of Sarbanes-Oxley Act+++++of 2002.,,,,,-fffffW@--(a) -- -Mine Safety Disclosures....../101.INS//(a) -//XBRL Instance Document.000001101.SCH11(a) -1'1XBRL Taxonomy Extension Schema.222223101.CAL33(a) -343,XBRL Taxonomy Extension Calculation Linkbase44444 Document.555556101.DEF66(a) -636+XBRL Taxonomy Extension Definition Linkbase77777 Document.888889101.LAB99(a) -9.9&XBRL Taxonomy Extension Label Linkbase::::: Document.;;;;;<101.PRE<<(a) -<,<$XBRL Taxonomy Extension Presentation=====Linkbase Document.>?D, lXu b&Wx<:E Qb&l@AB$@____________________________1A)Created by Morningstar Document Research.0B(http://documentresearch.morningstar.com/ (=PF0*8X> @BBAA@@ l  J dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??.!PIONEER NATURAL RESOURCES COMPAYes NoTABLE OF CONTENTSCONSOLIDATED BALANCE SHEETS!CONSOLIDATED BALANCE SHEETS con!CONSOLIDATED STATEMENTS OF OPER!CONSOLIDATED STATEMENT OF EQUIT!CONSOLIDATED STATEMENTS OF CASHSeptember 30 2018September 30 2018 (1)!Financial instruments not carriSeptember 30 2018 (2)September 30 2018 (3)September 30 2018 (4)!NGL production derivative activ!Gas production derivative activSeptember 30 2018 (5)September 30 2018 (6)September 30 2018 (7)NOTE 6 Exploratory CostsNOTE 6 Exploratory Costs (1)Stockbased compensation!NOTE 9 Asset Retirement ObligatImpact of ASC 606 adoption!Disaggregated revenue from cont!NOTE 12 Interest and Other IncoNOTE 13 Other ExpenseNOTE 14 Income Taxes!NOTE 15 Net Income Loss Per Sha!Adoption of New Accounting Stan!Operations and Drilling Highlig!Operations and Drilling Hig (1)!PIONEER NATURAL RESOURCES C (1)!PIONEER NATURAL RESOURCES C (2)!PIONEER NATURAL RESOURCES C (3)!PIONEER NATURAL RESOURCES C (4)!PIONEER NATURAL RESOURCES C (5)!PIONEER NATURAL RESOURCES C (6)!PIONEER NATURAL RESOURCES C (7)!Production and ad valorem taxes!Exploration and abandonments ex!Item 3 Quantitative and QualitaInterest rate sensitivity!PIONEER NATURAL RESOURCES C (8)!Purchases of Equity Securities  ExhibitsU } m)} $ } $} $ } $} $ } $} $ } $} $ } $} $ } $} $ } 0} $ } U5} $ } $} $ } $} !$ } ""$} ##$ $$$$$$$$$$ $ $ $ $$$$$$$$$$$$$PIONEER NATURAL RESOURCES CO 10-Q 11/09/2018Mine Safety Disclosure                                  ! " #* "Mine/MSHA Identification Number(1)  Section  Section  Section  Section  Section & Total Dollar Value of Proposed  Mining 0 (Received Notice of Pattern of Violations 4 ,Received Notice of Potential to have Pattern (  Legal Actions Pending as of Last - %Legal Actions Initiated During Period !, "$Legal Actions Resolved During Period  ~   104(b)  104(d)   110(b)(2)  107(a)   Assessments  Related  under Section 104(e)  under Section 104(e)  Day of Period   S&S  Orders   Citations   Violations  Orders       Fatalities  (yes/no)  (yes/no) Citations andOrders$Voca Pit and Plant / 4101003 - - -    -  - $- - No No - - ! "-#$Millwood Operation / 3301355 - - -    -  - $- - No No - - ! "-#Brady Plant / 4101371 - - -    -  -~  - No No - - ! "-#Voca West / 4103618 - - -    -  -~ b - No No - - ! 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