-----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, Thmoec6oD8iZDFb70es9G5g4BOdKTcGYLEQpHNgCjsgGrP9MAv0c4a4DqUyjqr/Z Ck0Ivyj1eVlngEBmqAE4gw== 0001246360-10-002529.txt : 20100630 0001246360-10-002529.hdr.sgml : 20100630 20100630172704 ACCESSION NUMBER: 0001246360-10-002529 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: 10928065 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 6309 24.25 A 628592 D Common Stock 2010-06-28 4 S false 200 64.065 D 628392 D Common Stock 2010-06-28 4 S false 141 64.0658 D 628251 D Common Stock 2010-06-28 4 S false 200 64.07 D 628051 D Common Stock 2010-06-28 4 S false 200 64.075 D 627851 D Common Stock 2010-06-28 4 S false 600 64.08 D 627251 D Common Stock 2010-06-28 4 S false 100 64.1 D 627151 D Common Stock 2010-06-28 4 S false 200 64.105 D 626951 D Common Stock 2010-06-28 4 S false 400 64.1125 D 626551 D Common Stock 2010-06-28 4 S false 200 64.115 D 626351 D Common Stock 2010-06-28 4 S false 168 64.1221 D 626183 D Common Stock 2010-06-28 4 S false 200 64.125 D 625983 D Common Stock 2010-06-28 4 S false 100 64.13 D 625883 D Common Stock 2010-06-28 4 S false 200 64.145 D 625683 D Common Stock 2010-06-28 4 S false 200 64.15 D 625483 D Common Stock 2010-06-28 4 S false 200 64.1525 D 625283 D Common Stock 2010-06-28 4 S false 400 64.155 D 624883 D Common Stock 2010-06-28 4 S false 200 64.16 D 624683 D Common Stock 2010-06-28 4 S false 200 64.165 D 624483 D Common Stock 2010-06-28 4 S false 200 64.17 D 624283 D Common Stock 2010-06-28 4 S false 104 64.1708 D 624179 D Common Stock 2010-06-28 4 S false 200 64.175 D 623979 D Common Stock 2010-06-28 4 S false 500 64.18 D 623479 D Common Stock 2010-06-28 4 S false 400 64.1875 D 623079 D Common Stock 2010-06-28 4 S false 396 64.19 D 622683 D Common Stock 2010-06-28 4 S false 400 64.2 D 622283 D Non-Qualified Stock Option (right to buy) 24.25 2010-06-28 4 M false 6309 0 D 2006-02-18 2011-02-18 Common Stock 6309 6998 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-----