0001127602-12-032564.txt : 20121203 0001127602-12-032564.hdr.sgml : 20121203 20121203164233 ACCESSION NUMBER: 0001127602-12-032564 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20121130 FILED AS OF DATE: 20121203 DATE AS OF CHANGE: 20121203 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CHASE ANTHONY R CENTRAL INDEX KEY: 0001223756 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34046 FILM NUMBER: 121237924 MAIL ADDRESS: STREET 1: 10307 PACIFIC CENTER COURT CITY: SAN DIEGO STATE: CA ZIP: 92121 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Western Gas Partners LP CENTRAL INDEX KEY: 0001414475 STANDARD INDUSTRIAL CLASSIFICATION: NATURAL GAS TRANSMISSION [4922] IRS NUMBER: 261075808 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1201 LAKE ROBBINS DRIVE CITY: THE WOODLANDS STATE: TX ZIP: 77380 BUSINESS PHONE: 832-636-1000 MAIL ADDRESS: STREET 1: 1201 LAKE ROBBINS DRIVE CITY: THE WOODLANDS STATE: TX ZIP: 77380 FORMER COMPANY: FORMER CONFORMED NAME: Western Gas Partners DATE OF NAME CHANGE: 20071009 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2012-11-30 0001414475 Western Gas Partners LP WES 0001223756 CHASE ANTHONY R 1201 LAKE ROBBINS DRIVE THE WOODLANDS TX 77380 1 Common Units Representing Limited Partnership Interests 2012-11-30 4 S 0 5000 48.824 D 8712.4438 D This transaction was executed in multiple trades at prices ranging from $48.45 to $49.03. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of units and prices at which the transaction was effected. /s/ Linda Mansker by power of atty. for Anthony R. Chase 2012-12-03