0001246360-13-002016.txt : 20130311 0001246360-13-002016.hdr.sgml : 20130311 20130311170733 ACCESSION NUMBER: 0001246360-13-002016 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130307 FILED AS OF DATE: 20130311 DATE AS OF CHANGE: 20130311 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BERG MARK STEPHEN CENTRAL INDEX KEY: 0001238881 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-13245 FILM NUMBER: 13681580 MAIL ADDRESS: STREET 1: 5205 N OCONNOR BLVD SUITE 900 CITY: IRVING STATE: TX ZIP: 75039 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 4 1 form.xml PRIMARY DOCUMENT X0306 4 2013-03-07 false 0001038357 PIONEER NATURAL RESOURCES CO PXD 0001238881 BERG MARK STEPHEN 5205 N. O'CONNOR BLVD., SUITE 200 IRVING TX 75039 false true false false EVP & General Counsel Common Stock 30000 I by Family Trust Common Stock 2013-03-07 4 S false 5000 127.8817 D 59763 D Common Stock 2013-03-08 4 S false 1336 128.2315 D 58427 D This transaction was executed in multiple trades at prices ranging from $127.878 to $127.89. The price reported above reflects the weighted average sale price. The reporting person will provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $128.221 to $128.256. The price reported above reflects the weighted average sale price. The reporting person will provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. Mark H. Kleinman, Attorney-in-Fact For Mark S. Berg 2013-03-11