-----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, Sut1D4ulAFDs6rAwYaR6VKS7mRMNG+kXXQLM2NNtXbDYp8hXvVUxWkEGgIBdu+ba +1vUr/ZlCPEFNf5Bu5K46A== 0001179110-06-017378.txt : 20060823 0001179110-06-017378.hdr.sgml : 20060823 20060823161357 ACCESSION NUMBER: 0001179110-06-017378 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20060823 FILED AS OF DATE: 20060823 DATE AS OF CHANGE: 20060823 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: WESTERN GAS RESOURCES INC CENTRAL INDEX KEY: 0000856716 STANDARD INDUSTRIAL CLASSIFICATION: NATURAL GAS DISTRIBUTION [4924] IRS NUMBER: 841127613 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1099 18TH STREET, SUITE 1200 CITY: DENVER STATE: CO ZIP: 80202-1955 BUSINESS PHONE: 303 452 5603 MAIL ADDRESS: STREET 1: 1099 18TH STREET, SUITE 1200 CITY: DENVER STATE: CO ZIP: 80202-1955 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ROBINSON RICHARD B CENTRAL INDEX KEY: 0001228357 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-10389 FILM NUMBER: 061051137 BUSINESS ADDRESS: STREET 1: C/O WESTERN GAS RESOURCES INC STREET 2: 1099 18TH STREET STE 1200 CITY: DENVER STATE: CO ZIP: 80202 BUSINESS PHONE: 3034525603 4 1 edgar.xml FORM 4 - X0202 4 2006-08-23 1 0000856716 WESTERN GAS RESOURCES INC WGR 0001228357 ROBINSON RICHARD B 1099 18TH STREET, SUITE 1200 DENVER CO 80202 1 0 0 0 Common Stock 2006-08-23 4 D 0 18550 61.00 D 0 D Stock Option (Right to Buy) 18.91 2006-08-23 4 D 0 4000 0 D 2003-05-17 2008-05-17 Common Stock 4000 0 D Stock Option (Right to Buy) 19.38 2006-08-23 4 D 0 4000 0 D 2004-05-19 2009-05-19 Common Stock 4000 0 D Stock Option (Right to Buy) 27.685 2006-08-23 4 D 0 4000 0 D 2005-05-10 2010-05-10 Common Stock 4000 0 D Stock Option (Right to Buy) 34.00 2006-08-23 4 D 0 4000 0 D 2006-05-06 2011-05-06 Common Stock 4000 0 D Stock Option (Right to Buy) 52.78 2006-08-23 4 D 0 4000 0 D 2007-05-05 2012-05-05 Common Stock 4000 0 D On August 23, 2006, at the effective time of the merger contemplated by the Agreement and Plan of Merger, dated as of June 22, 2006, among Anadarko Petroleum Corporation, APC Merger Sub, Inc. and Western Gas Resources, Inc., the shares of common stock listed in Table I were automatically cancelled and converted into the right to receive $61.00 in cash. On August 23, 2006, at the effective time of the merger contemplated by the Agreement and Plan of Merger, dated as of June 22, 2006, among Anadarko Petroleum Corporation, APC Merger Sub, Inc. and Western Gas Resources, Inc., each option became immediately and fully vested and was cancelled and converted into the right to receive a cash amount equal to the excess of $61.00 over the option exercise price multiplied by the number of shares subject to such option. The vesting of all options accelerates at the effective time of the merger contemplated by the Agreement and Plan of Merger, dated as of June 22, 2006, among Anadarko Petroleum Corporation, APC Merger Sub, Inc. and Western Gas Resources, Inc. /s/ John C. Walter, as Attorney-in-Fact for Richard B. Robinson 2006-08-23 -----END PRIVACY-ENHANCED MESSAGE-----