0000859905-12-000004.txt : 20120314 0000859905-12-000004.hdr.sgml : 20120314 20120314114656 ACCESSION NUMBER: 0000859905-12-000004 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120314 FILED AS OF DATE: 20120314 DATE AS OF CHANGE: 20120314 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SOUTHWEST OIL & GAS INCOME FUND X-A LP CENTRAL INDEX KEY: 0000859905 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 752310854 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 6 DESTA DRIVE, SUITE 1100 CITY: MIDLAND STATE: TX ZIP: 79705 BUSINESS PHONE: 4326826324 MAIL ADDRESS: STREET 1: 6 DESTA DRIVE, SUITE 1100 CITY: MIDLAND STATE: TX ZIP: 79705 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CLAYTON WILLIAMS ENERGY INC /DE CENTRAL INDEX KEY: 0000880115 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-18996 FILM NUMBER: 12689406 BUSINESS ADDRESS: STREET 1: SIX DESTA DR STREET 2: STE 6500 CITY: MIDLAND STATE: TX ZIP: 79705 BUSINESS PHONE: 9156826324 MAIL ADDRESS: STREET 1: SIX DESTA DRIVE STREET 2: STE 6500 CITY: MIDLAND STATE: TX ZIP: 79705 4 1 primary_doc.xml PRIMARY DOCUMENT X0304 4 2012-03-14 1 0000859905 SOUTHWEST OIL & GAS INCOME FUND X-A LP n/a 0000880115 CLAYTON WILLIAMS ENERGY INC /DE SIX DESTA DRIVE STE 6500 MIDLAND TX 79705 0 0 1 0 Limited Partnership Interest 2012-03-14 4 P 0 9650.75 94.49 A 0 I * On March 14, 2012, the Issuer merged into Southwest Royalties, Inc., its general partner and a wholly owned subsidiary of Clayton Williams Energy, Inc. Upon the merger all limited partnerships interest of the Issuer were converted into the right to receive cash consideration and were cancelled in accordance with the Agreement and Plan of Merger between Southwest Royalties, Inc. and the Issuer dated October 28, 2011. /s/ Mel G. Riggs, signed on behalf of Clayton Williams Energy, Inc. by Mel G. Riggs, Executive Vice President and Chief Operating Officer 2012-03-14