0001246360-12-001946.txt : 20120402 0001246360-12-001946.hdr.sgml : 20120402 20120402173020 ACCESSION NUMBER: 0001246360-12-001946 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120330 FILED AS OF DATE: 20120402 DATE AS OF CHANGE: 20120402 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: 0126 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: 12734693 MAIL ADDRESS: STREET 1: 5205 NORTH OCONNOR BLVD STREET 2: SUITE 900 CITY: IRVING STATE: TX ZIP: 75039 4 1 form.xml PRIMARY DOCUMENT X0305 4 2012-03-30 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 22047 I 401(k) Common Stock 2012-03-30 4 M false 10000 15.62 A 730258 D Common Stock 2012-03-30 4 S false 3062 107.7149 D 727196 D Common Stock 2012-03-30 4 S false 200 107.745 D 726996 D Common Stock 2012-03-30 4 S false 1300 107.75 D 725696 D Common Stock 2012-03-30 4 S false 213 107.77 D 725483 D Common Stock 2012-03-30 4 S false 300 107.78 D 725183 D Common Stock 2012-03-30 4 S false 100 107.79 D 725083 D Common Stock 2012-03-30 4 S false 400 107.81 D 724683 D Common Stock 2012-03-30 4 S false 300 107.82 D 724383 D Common Stock 2012-03-30 4 S false 2315 107.821 D 722068 D Common Stock 2012-03-30 4 S false 100 107.825 D 721968 D Common Stock 2012-03-30 4 S false 100 107.83 D 721868 D Common Stock 2012-03-30 4 S false 1000 107.838 D 720868 D Common Stock 2012-03-30 4 S false 300 107.85 D 720568 D Common Stock 2012-03-30 4 S false 200 107.88 D 720368 D Common Stock 2012-03-30 4 S false 110 107.9 D 720258 D Non-Qualified Stock Option (right to buy) 15.62 2012-03-30 4 M false 10000 0 D 2012-02-18 2019-02-18 Common Stock 10000 75337 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 2012-04-02