ࡱ> PQ 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#܈ ~~7#܈ ~~9#܈ ~~3#܈ ~~83ffff̙̙3f3fff3f3f33333f33 COPIES TOINTRODUCTORY STATEMENT![INTRODUCTORY STATEMENT (1))EXHIBIT INDEX&$=To exercise your option to have&5FTo exercise your option to (1)MTABLE OF CONTENTS&k2 Information Concerning the No&t2 Information Concerning th (1) 12 Additional Information#AND DIRECTORS OF THE COMPANY l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/?? INTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } U5} $ } I"     $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012 COPIES TO:  Mark S. Berg  Robert L. Kimball4 ,Executive Vice President and General Counsel  Vinson & Elkins L.L.P.  $ 2001 Ross Avenue, Suite 3700) !Pioneer Natural Resources Company  Dallas, Texas 75201,$5205 North O?Connor Blvd., Suite 200(214) 220-7700Irving, Texas 75039(972) 444-9001$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/*huiE^wO=PF0*8X> @ l  +5 dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } I } $ } : +    $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012INTRODUCTORY STATEMENT Exhibit   Description Number   (a)(1) 7 /Company Notice to Holders of 2.875% Convertible1)Senior Notes due 2038, dated December 14,0(2012 Issued by Pioneer Natural ResourcesCompany.(a)(5)2*Press release issued on December 14, 2012. (b)Not applicable.(d)(1)2*Indenture, dated January 22, 2008, between-%Pioneer Natural Resources Company and/'Wells Fargo Bank, National Association,-%as trustee (incorporated by reference/'to Exhibit 4.1 to the Company?s Current3+Report on Form 8-K, File No. 1-13245, filed*"with the SEC on January 22, 2022).(d)(2)7/First Supplemental Indenture, dated January 22,4,2008, by and among Pioneer Natural Resources/'Company, Pioneer Natural Resources USA,Dlui]93O7Lmg !"#$%&'()*  8 0Inc. and Wells Fargo Bank, National Association,!!1!)as trustee, with respect to the indenture""8"0identified above as Exhibit (d)(1) (incorporated##4#,by reference to Exhibit 4.2 to the Company?s$$5$-Current Report on Form 8-K, File No. 1-13245,%%0%(filed with the SEC on January 22, 2022).&'$(____________________________1))Created by Morningstar Document Research.0*(http://documentresearch.morningstar.com/g_ j=PF0*8X> @**))(( l  ( dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTEXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } I } $ } 7     $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012INTRODUCTORY STATEMENT Exhibit   Description Number   (d)(3) 4 ,Second Amended and Restated 5-Year Revolving4,Credit Agreement dated as of March 31, 2011,3+among the Company, as Borrower, Wells Fargo5-Bank, National Association, as Administrative6.Agent, and certain other lenders (incorporated5-by reference to exhibit 10.1 to the Company?s5-Current Report on Form 8-K, File No. 1-13245,-%filed with the SEC on April 5, 2022). (g)Not applicable. (h)Not applicable.$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/>30ui]93AV>z=PF0*8X> @ l  84< dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } I } $ } : 8    $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012EXHIBIT INDEX Exhibit   Description Number   (a)(1) 7 /Company Notice to Holders of 2.875% Convertible1)Senior Notes due 2038, dated December 14,0(2012 Issued by Pioneer Natural ResourcesCompany.(a)(5)2*Press release issued on December 14, 2012. (b)Not applicable.(d)(1)2*Indenture, dated January 22, 2008, between-%Pioneer Natural Resources Company and/'Wells Fargo Bank, National Association,-%as trustee (incorporated by reference/'to Exhibit 4.1 to the Company?s Current3+Report on Form 8-K, File No. 1-13245, filed*"with the SEC on January 22, 2022).(d)(2)7/First Supplemental Indenture, dated January 22,4,2008, by and among Pioneer Natural Resources/'Company, Pioneer Natural Resources USA,Dl~rfB  @776655 l  E dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } 0.} $ } 0.     $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012kcTo exercise your option to have the Company purchase the Notes and to receive payment of the Repurc$ Registered & Certified Mail:  Regular Mail or Courier:  . &Wells Fargo Bank, National Association . &Wells Fargo Bank, National Association" Corporate Trust Operations " Corporate Trust OperationsMAC N9303-121MAC N9303-121P.O. Box 1517#6 th & Marquette AvenueMinneapolis, MN 55480Minneapolis, MN 55479(800) 344-5128(800) 344-5128(612) 667-6282 (Fax)(612) 667-6282 (Fax)$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/2%4(| v*PD8=PF0*8X> @ l  M dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to haveTABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } 1     $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012kcTo exercise your option to have the Company purchase the Notes and to receive payment of the Repurc In Person by Hand Only: . &Wells Fargo Bank, National Association Corporate Trust Services+#Northstar East Bldg - 12 th Flr608 Second Avenue SouthMinneapolis, MN 55402(800) 344-5128(612) 667-6282 (Fax)$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/24(P- =PF0*8X> @ l  E(\oij dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } $} $ } U} $ } 1} $ } } $ E                                 $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012TABLE OF CONTENTS   Page    SUMMARY TERM SHEET  ~    ,$IMPORTANT INFORMATION CONCERNING THE~  PUT OPTION~ *"Information Concerning the Company~ ~  ( Information Concerning the Notes~ @0(The Company?s Obligation to Purchase the~ Notes@Repurchase Price~ ffffff@&Conversion Rights of the Notes~ 333333@1)Market for the Notes and Our Common Stock~ @Optional Redemption~ @/'Holder?s Right to Require Purchase upon~ a Fundamental Change@Ranking~ ~ 5-Procedures to be Followed by Holders Electing~ 'to Surrender Notes for Purchase@Method of Delivery~ D lznbZB,/yj ! " # $ % & ' ( ) * + , - . / 0 1 2 3 4 5 6 7 8 9 : ; < = > ?     @ 1 )Agreement to be Bound by the Terms of the  ~  !!!!! Put Option"""ffffff @""Delivery of Notes""~ """###~ $$$Right of Withdrawal$$~ $&$%%%~ &&%&Payment for Surrendered Notes&&~ &&&'''~ (((Notes Acquired((~ (*()))~ ****"Plans and Proposals of the Company**~ ***+++~ ,",2,*Interests of Directors, Executive Officers,,~ ,*,--2-*and Affiliates of the Company in the Notes...~ /&/+/#Legal Matters; Regulatory Approvals//~ /./000~ 1*111)Purchases of Notes by the Company and Its11~ 1.1222 Affiliates333~ 4.444,Certain U.S. Federal Income Tax Consequences44~ 4.4555333333&@55 U.S. Holders55~ 525666ffffff&@66Non-U.S. Holders66~ 666777&@77Tax Legislative Changes77~ 7:7888~ 9299Additional Information99~ 9:9:::~ ;6;;No Solicitations;;~ ;>;<<<~ =:== Definitions==~ =>=>>>~ ?>?? Conflicts??~ ?>?D lct pLH$T0:6i@ A B C D @A$B____________________________1C)Created by Morningstar Document Research.0D(http://documentresearch.morningstar.com/P=PF0*8X> @DDCCBB??==;;99442211//--,,**((&&$$   l  t dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning th (1)12 Additional InformationAND DIRECTORS OF THE COMPANYU } 2} $                      $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012+#2. Information Concerning the Notes   High   Low ~ r        2 *Fourth Quarter (through December 12, 2021)  {G[@   X@  Third Quarter  \(\@   QT@ Second QuarterQh]@ ףp=ZS@First Quarter\(]@q= ףV@$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/,|th\P$I=1 =PF0*8X> @j       l   dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No12 Additional InformationAND DIRECTORS OF THE COMPANYU } } $                            $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012+#2. Information Concerning the Notes    2011:         Fourth Quarter  fffffFX@   q= ףPM@  Third Quarter  )\X@   QnP@ Second QuarterGzZ@ ףp=T@First Quarter(\Z@yU@2010:Fourth Quarter~ bGz>P@Third QuarterzGP@RqK@Second Quarter~ *\(\K@First Quarterq= ףpL@q= ףD@$____________________________1)Created by Morningstar Document Research.0(http://documentresearch.morningstar.com/8[th\POtu-VJ>=PF0*8X> @     l  3  dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)AND DIRECTORS OF THE COMPANYU } 6} $ } 0 3    $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012"12. Additional Information Filing  Date(s) Filed5 -Annual Report on Form 10-K for the year ended  February 29, 2012 December 31, 20110 (Amendment No. 1 to Annual Report on Form  March 1, 20121)10-K for the year ended December 31, 20115-Quarterly Report on Form 10-Q for the quarter May 7, 2012ended March 31, 20125-Quarterly Report on Form 10-Q for the quarterAugust 7, 2012ended June 30, 20125-Quarterly Report on Form 10-Q for the quarterNovember 5, 2012 ended September 30, 2012#Current Reports on Form 8-KJanuary 9, 2012January 11, 2012January 18, 2012January 30, 2012February 7, 2012February 28, 2012March 26, 2012April 20, 2012April 25, 2012 May 1, 2012 May 3, 2012 May 18, 2012Dl}qeY5&ur$TZ !"#$%&'()*+,-./012   June 25, 2012!!!June 28, 2012"""July 12, 2012###July 18, 2012$$$August 1, 2012%%%August 8, 2012&&&September 7, 2012'''October 1, 2012(((October 18, 2012)))October 31, 2012***December 3, 20120+(Amendment No. 1 to the Current Report of++August 7, 2012,,$Form 8-K furnished on August 1, 2012"-Definitive Proxy Statement--April 5, 2012./$0____________________________11)Created by Morningstar Document Research.02(http://documentresearch.morningstar.com/*&hm< p<zJ=PF0*8X> @221100 l  &> dMbP?_*+%,&٭e2?'٭e2?(٭e2?)٭e2?",D/??  COPIES TOINTRODUCTORY STATEMENTINTRODUCTORY STATEMENT (1)EXHIBIT INDEX!To exercise your option to have!To exercise your option to (1)TABLE OF CONTENTS!2 Information Concerning the No!2 Information Concerning th (1)12 Additional InformationU } $} $ } 7 &    $PIONEER NATURAL RESOURCES COSC TO-I 12/14/2012$AND DIRECTORS OF THE COMPANY Name  Position Scott D. Sheffield 1 )Chairman of the Board and Chief Executive   Officer Timothy L. Dove - %President and Chief Operating Officer Mark S. Berg4,Executive Vice President and General CounselChris J. Cheatwood6.Executive Vice President, Business Developmentand GeoscienceRichard P. Dealy4,Executive Vice President and Chief FinancialOfficerWilliam F. Hannes-%Executive Vice President, South Texas OperationsDanny L. Kellum4,Executive Vice President, Permian Operations Jay P. Still5-Executive Vice President, Domestic OperationsFrank W. Hall3+Vice President and Chief Accounting OfficerAndrew D. LundquistDirectorCharles E. Ramsey, Jr.DirectorFrank A. RischDirectorR. Hartwell GardnerDirectorJ. Kenneth ThompsonDirectorJim A. WatsonDirectorThomas D. ArthurDirectorEdison C. BuchananDirectorAndrew F. CatesDirectorD l{ocW3y!a/J`I V !"#$% Scott J. Reiman  Director!"$#____________________________1$)Created by Morningstar Document Research.0%(http://documentresearch.morningstar.com/\d=PF0*8X> @%%$$## Root Entry FBook    !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNO