| 515378 | Nov 15, 2001 | Nov 15, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #14 | 19,000 | 04731966 |
| 515128 | Nov 7, 2001 | Nov 7, 2001 | Exxon Mobil Corporation | Santa FE Ranch #107 | 16,500 | 04731965 |
| 515093 | Nov 6, 2001 | Nov 6, 2001 | Exxon Mobil Corporation | Santa FE Ranch #106 | 16,500 | 04731964 |
| 515016 | Nov 2, 2001 | Nov 2, 2001 | Exxon Mobil Corporation | Sullivan, D. J. "C" #28 | 14,500 | 04731963 |
| 514858 | Oct 30, 2001 | Oct 30, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #7 | 19,000 | 04731962 |
| 514427 | Oct 12, 2001 | Oct 12, 2001 | Exxon Mobil Corporation | Santa FE Ranch #105 | 16,000 | 04731961 |
| 513869 | Oct 4, 2001 | Oct 4, 2001 | Austral Oil Company Incorporated | Mangel #2 | 9,000 | 04731960 |
| 514090 | Oct 2, 2001 | Oct 2, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #11 | 19,000 | 04731959 |
| 514089 | Oct 2, 2001 | Oct 2, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #10 | 19,000 | 04731958 |
| 514088 | Oct 2, 2001 | Oct 2, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #9 | 19,000 | 04731957 |
| 513884 | Sep 24, 2001 | Sep 24, 2001 | Brigham Oil & Gas, L.P. | Sullivan #1 | 13,500 | 04731956 |
| 513558 | Sep 13, 2001 | Sep 13, 2001 | CB Energy, LLC | Santa FE Ranch #10 | 8,000 | 04731955 |
| 513453 | Sep 10, 2001 | Sep 10, 2001 | CB Energy, LLC | Santa FE Ranch #9 | 3,100 | 04731954 |
| 513122 | Aug 29, 2001 | Aug 29, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #8 | 19,000 | 04731953 |
| 513121 | Aug 29, 2001 | Aug 29, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #6 | 19,000 | 04731952 |
| 512974 | Aug 27, 2001 | Aug 27, 2001 | Exxon Mobil Corporation | McGill Bros. #563 | 8,500 | 04731951 |
| 512868 | Aug 23, 2001 | Aug 23, 2001 | Maguire Oil Company | Sullivan Deep "D" #1 | 14,200 | 04731950 |
| 512868Amendment | Aug 23, 2001 | Aug 23, 2001 | Maguire Oil Company | Sullivan Deep "D" #1 | 14,250 | 04731950 |
| 512815 | Aug 22, 2001 | Aug 22, 2001 | Exxon Mobil Corporation | John Doe "C" #27 | 1,000 | 04731949 |
| 512824 | Aug 21, 2001 | Aug 21, 2001 | Mobil Producing TX. & N.M. Inc. | Church of Brethren Unit #6 | 7,870 | 04730308 |
| 512821 | Aug 21, 2001 | Aug 21, 2001 | Mobil Producing TX. & N.M. Inc. | Church of the Brethren Unit #9D | 9,320 | 04731896 |
| 512724 | Aug 17, 2001 | Aug 17, 2001 | Newfield Exploration Company | La Rucia Ranch #15 | 10,550 | 04731948 |
| 512669 | Aug 16, 2001 | Aug 16, 2001 | Exxon Mobil Corporation | McGill Bros. #555 | 12,800 | 04731947 |
| 512183 | Aug 2, 2001 | Aug 2, 2001 | Exxon Mobil Corporation | McGill Bros. #11 | 5,499 | 04701118 |
| 512074 | Jul 31, 2001 | Jul 31, 2001 | United Oil & Minerals L. P. | Lasater, Garland #11 | 9,500 | 04731946 |
| 512074Amendment | Jul 31, 2001 | Jul 31, 2001 | United Oil & Minerals L. P. | Lasater, Garland #11 | 9,500 | 04731946 |
| 512073 | Jul 31, 2001 | Jul 31, 2001 | United Oil & Minerals L. P. | Lasater, Garland #12 | 9,600 | 04731945 |
| 511542 | Jul 17, 2001 | Jul 17, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #5 | 19,000 | 04731944 |
| 511280 | Jul 10, 2001 | Jul 10, 2001 | Cody Energy LLC | Lisandro Longoria et al Gas Unit #13 | 10,700 | 04731943 |
| 511181 | Jul 9, 2001 | Jul 9, 2001 | Coastal Oil & Gas Corporation | Gonzales #30 #1 | 13,000 | 04731942 |
| 511181Amendment | Jul 9, 2001 | Jul 9, 2001 | El Paso Production Oil & Gas Co. | Gonzales #30 #1 | 13,000 | 04731942 |
| 511024Amendment | Jul 3, 2001 | Jul 3, 2001 | Exxon Mobil Corporation | Sullivan, D. J. "C" #27 | 14,500 | 04731941 |
| 510931 | Jun 29, 2001 | Jun 29, 2001 | Coastal Oil & Gas Corporation | Santa FE Ranch #4 | 19,000 | 04731940 |
| 510931Amendment | Jun 29, 2001 | Jun 29, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #4 | 19,000 | 04731940 |
| 510931Amendment | Jun 29, 2001 | Jun 29, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #3 | 19,000 | 04731940 |
| 510841 | Jun 28, 2001 | Jun 28, 2001 | Coastal Oil & Gas Corporation | Santa FE Ranch #3 | 19,000 | 04731939 |
| 510841Amendment | Jun 28, 2001 | Jun 28, 2001 | El Paso Production Oil & Gas Co. | Santa FE Ranch #4 | 19,000 | 04731939 |
| 510540 | Jun 21, 2001 | Jun 21, 2001 | Brigham Oil & Gas, L.P. | Palmer "347" #5 | 13,000 | 04731938 |
| 510480 | Jun 19, 2001 | Jun 19, 2001 | Exxon Mobil Corporation | Kleberg, R. J. Jr. Tr. Zach Past #20 | 12,700 | 04731937 |
| 510375 | Jun 18, 2001 | Jun 18, 2001 | Maguire Oil Company | Chamberlain Deep 'A' #1 | 13,000 | 04731936 |
| 510375Amendment | Jun 18, 2001 | Jun 18, 2001 | Maguire Oil Company | Chamberlain Deep 'A' #1 | 13,500 | 04731936 |
| 510375Amendment | Jun 18, 2001 | Jun 18, 2001 | Maguire Oil Company | Chamberlain Deep 'A' #1 | 13,190 | 04731936 |
| 510254 | Jun 13, 2001 | Jun 13, 2001 | Cody Energy LLC | Lisandro Longoria et al Gas Unit #11ST | 10,700 | 04731885 |
| 509441 | May 25, 2001 | May 25, 2001 | Texaco E & P Inc. | Lopez, G. G. #7 | 9,340 | 04731848 |
| 509441Amendment | May 25, 2001 | May 25, 2001 | Texaco E & P Inc. | Lopez, G. G. #7 | 10,674 | 04731848 |
| 508578 | May 9, 2001 | May 9, 2001 | Range Production Company | Garcia 1 #40 | 9,000 | 04731641 |
| 508696 | May 8, 2001 | May 8, 2001 | United Oil & Minerals L. P. | Lasater, Mary M. #10 | 10,200 | 04731934 |
| 508694 | May 8, 2001 | May 8, 2001 | United Oil & Minerals L. P. | Cage Ranch #7 | 10,200 | 04731935 |
| 508669 | May 8, 2001 | May 8, 2001 | Coastal Oil & Gas Corporation | Santa FE Ranch #2 | 19,000 | 04731933 |
| 508388 | May 1, 2001 | May 1, 2001 | Maguire Oil Company | Sullivan, Dan #8 | 12,501 | 04730171 |
| 508276 | Apr 24, 2001 | Apr 24, 2001 | Maguire Oil Company | Sullivan Deep "A" #4 | 14,000 | 04731932 |
| 508276Amendment | Apr 24, 2001 | Apr 24, 2001 | Maguire Oil Company | Sullivan Deep "A" #4 | 14,000 | 04731932 |
| 508093 | Apr 23, 2001 | Apr 23, 2001 | United Oil & Minerals L. P. | Lasater #9 | 11,700 | 04731931 |
| 508093Amendment | Apr 23, 2001 | Apr 23, 2001 | United Oil & Minerals L. P. | Lasater #9 | 13,500 | 04731931 |
| 507885 | Apr 17, 2001 | Apr 17, 2001 | Dreyfus, Louis Natural Gas Corp | Sullivan, D. J. -B- #109 | 9,100 | 04731819 |
| 507884 | Apr 17, 2001 | Apr 17, 2001 | Dreyfus, Louis Natural Gas Corp | Scott & Hopper #58 | 8,700 | 04731930 |
| 507396 | Apr 10, 2001 | Apr 10, 2001 | Eland Energy, Inc. | Marshall Brothers #8 | 7,700 | 04731928 |
| 507517 | Apr 6, 2001 | Apr 6, 2001 | Dreyfus, Louis Natural Gas Corp | Sullivan, D. J. #105 | 9,100 | 04731929 |
| 507254 | Mar 30, 2001 | Mar 30, 2001 | United Oil & Minerals L. P. | Cage Ranch #6 | 11,000 | 04731927 |
| 507209 | Mar 29, 2001 | Mar 29, 2001 | Brigham Oil & Gas, L.P. | Dawson #1 | 15,000 | 04731926 |
| 506515 | Mar 14, 2001 | Mar 14, 2001 | Tristar Exploration, Inc | White #10 | 7,000 | 04701225 |
| 506211 | Mar 14, 2001 | Mar 14, 2001 | CB Energy, LLC | Shell Santa FE Ranch #8 | 7,700 | 04731924 |
| 506074 | Mar 8, 2001 | Mar 8, 2001 | Jamex II Ltd., L.L.P. | Chavana #2 | 9,000 | 04731925 |
| 506074Amendment | Mar 8, 2001 | Mar 8, 2001 | Jamex II Ltd., L.L.P. | Chavana #2 | 8,990 | 04731925 |
| 505810 | Feb 26, 2001 | Feb 26, 2001 | United Oil & Minerals L. P. | Lasater #8 | 11,500 | 04731923 |
| 505582 | Feb 26, 2001 | Feb 26, 2001 | CB Energy, LLC | Shell Santa FE Ranch #6 | 7,180 | 04731874 |
| 505103 | Feb 9, 2001 | Feb 9, 2001 | Range Production Company | Garcia 1 #48 | 9,000 | 04731921 |
| 505099 | Feb 8, 2001 | Feb 8, 2001 | Gaither Petroleum Corporation | Bennett, Mills Estate Fee #66 | 4,700 | 04731922 |
| 505044 | Feb 7, 2001 | Feb 7, 2001 | United Oil & Minerals L. P. | Lasater, Garland #7R | 8,200 | 04731920 |
| 504813 | Feb 1, 2001 | Feb 1, 2001 | United Oil & Minerals L. P. | Cage Ranch #5 | 11,500 | 04731919 |
| 504738 | Jan 30, 2001 | Jan 30, 2001 | Coastal Oil & Gas Corporation | Santa FE Ranch #1 | 19,000 | 04731918 |
| 504738Amendment | Jan 30, 2001 | Jan 30, 2001 | Coastal Oil & Gas Corporation | Santa FE Ranch #1 | 19,000 | 04731918 |
| 503026 | Jan 19, 2001 | Jan 19, 2001 | Welder-Heyer Energy, Inc. | Brooks - Heirs #1 | 9,172 | 04731847 |
| 504047 | Jan 16, 2001 | Jan 16, 2001 | Maguire Oil Company | Sullivan Deep "CC" #1 | 13,850 | 04731837 |
| 504046 | Jan 16, 2001 | Jan 16, 2001 | Maguire Oil Company | Rupp High #1 | 8,600 | 04731696 |
| 504045 | Jan 16, 2001 | Jan 16, 2001 | Maguire Oil Company | Rupp #8 | 9,006 | 04731747 |
| 504045Amendment | Jan 16, 2001 | Jan 16, 2001 | Maguire Oil Company | Rupp #8 | 9,006 | 04731747 |
| 504045Amendment | Jan 16, 2001 | Jan 16, 2001 | Maguire Oil Company | Rupp #8 | 9,006 | 04731747 |
| 504044 | Jan 16, 2001 | Jan 16, 2001 | Maguire Oil Company | Rupp #7 | 8,500 | 04731717 |
| 503655 | Jan 4, 2001 | Jan 4, 2001 | United Oil & Minerals, Inc. | Cage Ranch #4 | 12,000 | 04731917 |
| 503653 | Jan 4, 2001 | Jan 4, 2001 | United Oil & Minerals, Inc. | Lasater, Garland #2 | 12,000 | 04731898 |
| 503519 | Dec 28, 2000 | Dec 28, 2000 | Maguire Oil Company | Perez Alaniz Deep #1 | 12,500 | 04731784 |
| 502823 | Dec 8, 2000 | Dec 8, 2000 | United Oil & Minerals, Inc. | Lasater, Garland #1 | 9,800 | 04731888 |
| 502714 | Dec 7, 2000 | Dec 7, 2000 | Newfield Exploration Company | La Rucia Ranch #14 | 11,500 | 04731916 |
| 502691 | Dec 6, 2000 | Dec 6, 2000 | United Oil & Minerals, Inc. | Cage Ranch #3 | 10,500 | 04731915 |
| 502691Amendment | Dec 6, 2000 | Dec 6, 2000 | United Oil & Minerals, Inc. | Cage Ranch #3 | 11,500 | 04731915 |
| 502691Amendment | Dec 6, 2000 | Dec 6, 2000 | United Oil & Minerals L. P. | Cage Ranch #3 | 11,500 | 04731915 |
| 501864 | Nov 10, 2000 | Nov 10, 2000 | Jamex II Ltd., L.L.P. | Chavana #1 | 9,000 | 04731914 |
| 501699 | Nov 7, 2000 | Nov 7, 2000 | Exxon Mobil Corporation | Sullivan, D. J. "C" #25 | 13,700 | 04731913 |
| 501699Amendment | Nov 7, 2000 | Nov 7, 2000 | Exxon Mobil Corporation | Sullivan, D. J. "C" #25 | 13,700 | 04731913 |
| 501625 | Nov 6, 2000 | Nov 6, 2000 | United Oil & Minerals, Inc. | Cage Ranch #2 | 10,500 | 04731912 |
| 501521 | Nov 2, 2000 | Nov 2, 2000 | Maguire Oil Company | Perez-Alaniz Deep #2 | 12,200 | 04731911 |
| 501521Amendment | Nov 2, 2000 | Nov 2, 2000 | Maguire Oil Company | Perez-Alaniz Deep #2 | 13,000 | 04731911 |
| 501521Amendment | Nov 2, 2000 | Nov 2, 2000 | Maguire Oil Company | Perez-Alaniz Deep #2 | 13,000 | 04731911 |
| 501453 | Oct 31, 2000 | Oct 31, 2000 | Coastal Oil & Gas Corporation | Noll Sand Gas Unit #4 | 7,636 | 04731860 |
| 501089 | Oct 23, 2000 | Oct 23, 2000 | Exxon Mobil Corporation | McGill Bros. #559 | 7,500 | 04731910 |
| 501038 | Oct 20, 2000 | Oct 20, 2000 | Brigham Oil & Gas, L.P. | Palmer State 348 #4 | 13,800 | 04731909 |
| 499698 | Oct 20, 2000 | Oct 20, 2000 | Range Production Company | Garcia 1 #31 | 9,000 | 04731609 |
| 500870 | Oct 17, 2000 | Oct 17, 2000 | Anderson Oil Ltd | Garcia, Abraham #2 | 8,500 | 04731560 |
| 500563 | Oct 13, 2000 | Oct 13, 2000 | Newfield Exploration Company | La Rucia Ranch #13 | 11,200 | 04731906 |