Filing Details

Accession Number:
0000859906-10-000002
Form Type:
4
Zero Holdings:
No
Publication Time:
2010-02-23 12:00:00
Reporting Period:
2010-02-22
Filing Date:
2010-02-23
Accepted Time:
2010-02-23 17:32:31
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
859906 Southwest Oil & Gas Income Fund X-B Lp N/A Crude Petroleum & Natural Gas (1311) 752332176
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
880115 Clayton Williams Energy Inc /De Six Desta Drive
Ste 6500
Midland TX 79705
No No Yes No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Limited Partnership Interest Acquisiton 2010-02-22 5 $20.80 785 No 4 P Indirect *
Limited Partnership Interest Acquisiton 2010-02-22 50 $36.80 835 No 4 P Indirect *
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Indirect *
No 4 P Indirect *
Footnotes
  1. Southwest Royalties, Inc. the Managing General Partner of the Issuer is a wholly owned subsidiary of Clayton Williams Energy, Inc.