-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, U11Ly4VF1wyelX7AbWKORdmS478I8cJ3hxaBx68N4rC14D+vC7WD3Jf2+oxXlkpV GzYM9VJvwOMFfTcoMnGW0Q== 0001246360-10-002530.txt : 20100630 0001246360-10-002530.hdr.sgml : 20100630 20100630174432 ACCESSION NUMBER: 0001246360-10-002530 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20100628 FILED AS OF DATE: 20100630 DATE AS OF CHANGE: 20100630 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: PIONEER NATURAL RESOURCES CO CENTRAL INDEX KEY: 0001038357 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 752702753 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 200 WILLIAMS SQUARE WEST STREET 2: 5205 N OCONNOR BLVD CITY: IRVING STATE: TX ZIP: 75039 BUSINESS PHONE: 9724449001 MAIL ADDRESS: STREET 1: 200 WILLIAMS SQUARE WEST STREET 2: 5205 N OCONNOR BLVD CITY: IRVING STATE: TX ZIP: 75039 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SHEFFIELD SCOTT D CENTRAL INDEX KEY: 0001034316 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-13245 FILM NUMBER: 10928172 MAIL ADDRESS: STREET 1: 5205 NORTH OCONNOR BLVD STREET 2: SUITE 900 CITY: IRVING STATE: TX ZIP: 75039 4 1 form.xml PRIMARY DOCUMENT X0303 4 2010-06-28 false 0001038357 PIONEER NATURAL RESOURCES CO PXD 0001034316 SHEFFIELD SCOTT D 5205 N. O'CONNOR BLVD., SUITE 200 IRVING TX 75039 true true false false Chairman & CEO Common Stock 22133 I 401(k) Common Stock 2010-06-28 4 M false 6998 24.25 A 629281 D Common Stock 2010-06-28 4 S false 100 64.21 D 629181 D Common Stock 2010-06-28 4 S false 500 64.22 D 628681 D Common Stock 2010-06-28 4 S false 400 64.23 D 628281 D Common Stock 2010-06-28 4 S false 200 64.2375 D 628081 D Common Stock 2010-06-28 4 S false 700 64.24 D 627381 D Common Stock 2010-06-28 4 S false 200 64.245 D 627181 D Common Stock 2010-06-28 4 S false 200 64.26 D 626981 D Common Stock 2010-06-28 4 S false 200 64.27 D 626781 D Common Stock 2010-06-28 4 S false 100 64.28 D 626681 D Common Stock 2010-06-28 4 S false 300 64.3 D 626381 D Common Stock 2010-06-28 4 S false 500 64.31 D 625881 D Common Stock 2010-06-28 4 S false 200 64.315 D 625681 D Common Stock 2010-06-28 4 S false 400 64.32 D 625281 D Common Stock 2010-06-28 4 S false 500 64.326 D 624781 D Common Stock 2010-06-28 4 S false 400 64.33 D 624381 D Common Stock 2010-06-28 4 S false 398 64.3437 D 623983 D Common Stock 2010-06-28 4 S false 200 64.345 D 623783 D Common Stock 2010-06-28 4 S false 400 64.35 D 623383 D Common Stock 2010-06-28 4 S false 100 64.37 D 623283 D Common Stock 2010-06-28 4 S false 200 64.38 D 623083 D Common Stock 2010-06-28 4 S false 100 64.39 D 622983 D Common Stock 2010-06-28 4 S false 200 64.395 D 622783 D Common Stock 2010-06-28 4 S false 100 64.41 D 622683 D Common Stock 2010-06-28 4 S false 200 64.43 D 622483 D Common Stock 2010-06-28 4 S false 200 64.51 D 622283 D Non-Qualified Stock Option (right to buy) 24.25 2010-06-28 4 M false 6998 0 D 2006-02-18 2011-02-18 Common Stock 6998 0 D Consists of shares beneficially owned as a result of reporting person's ownership of units in the Pioneer Natural Resources USA, Inc. 401(k) Plan Mark H. Kleinman, Attorney-in-Fact For Scott D. Sheffield 2010-06-30 -----END PRIVACY-ENHANCED MESSAGE-----