| 660929 | Jun 13, 2008 | Jun 13, 2008 | Apache Corporation | Slator B #12 | 12,000 | 13510900 |
| 662800 | Jun 12, 2008 | Jun 12, 2008 | Conocophillips Company | Goldsmith Andector Unit #P 3 | 6,700 | 13539552 |
| 662248 | Jun 12, 2008 | Jun 12, 2008 | Conocophillips Company | Goldsmith Andector Unit #N 11 | 6,700 | 13502677 |
| 662769 | Jun 11, 2008 | Jun 11, 2008 | Conocophillips Company | Goldsmith Andector Unit #B 85 | 6,700 | 13539551 |
| 662761 | Jun 11, 2008 | Jun 11, 2008 | Conocophillips Company | Goldsmith Andector Unit #B145 | 6,700 | 13539550 |
| 662745 | Jun 11, 2008 | Jun 11, 2008 | Conocophillips Company | Goldsmith Andector Unit #Z 45 | 6,700 | 13539549 |
| 662738 | Jun 11, 2008 | Jun 11, 2008 | Conocophillips Company | Goldsmith Andector Unit #Z 35 | 6,700 | 13539548 |
| 662463 | Jun 10, 2008 | Jun 10, 2008 | XTO Energy Inc. | Goldsmith, C. A. Etal #719W | 6,500 | 13501096 |
| 662311 | Jun 10, 2008 | Jun 10, 2008 | Conocophillips Company | Goldsmith Andector Unit #P 11 | 6,700 | 13502682 |
| 662229 | Jun 9, 2008 | Jun 9, 2008 | Conocophillips Company | Goldsmith Andector Unit #L 11W | 6,700 | 13502681 |
| 662363 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1223W | 3,999 | 13539546 |
| 662363Amendment | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1223W | 3,999 | 13539546 |
| 662361 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1219R | 3,999 | 13538940 |
| 662359 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1324W | 4,500 | 13539545 |
| 662359Amendment | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1324W | 4,500 | 13539545 |
| 662358 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1326W | 4,500 | 13539544 |
| 662358Amendment | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1326W | 4,500 | 13539544 |
| 662356 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1328W | 4,500 | 13539543 |
| 662356Amendment | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1328W | 4,500 | 13539543 |
| 662354 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1329 | 4,500 | 13539541 |
| 662353 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1327 | 4,500 | 13539540 |
| 662352 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1325 | 4,500 | 13539539 |
| 662351 | Jun 7, 2008 | Jun 7, 2008 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1323 | 4,500 | 13539538 |
| 662200 | Jun 5, 2008 | Jun 5, 2008 | Conocophillips Company | Goldsmith Andector Unit #L 10 | 6,700 | 13502680 |
| 662154 | Jun 5, 2008 | Jun 5, 2008 | Conocophillips Company | Goldsmith Andector Unit #K 11 | 6,700 | 13537790 |
| 661820 | May 30, 2008 | May 30, 2008 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #2911 | 9,000 | 13539537 |
| 661815 | May 30, 2008 | May 30, 2008 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #5010 | 9,000 | 13539535 |
| 661814 | May 30, 2008 | May 30, 2008 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #5009 | 9,000 | 13539536 |
| 661812 | May 30, 2008 | May 30, 2008 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #3714 | 9,000 | 13539533 |
| 661811 | May 30, 2008 | May 30, 2008 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #2621 | 9,000 | 13539534 |
| 661614 | May 30, 2008 | May 30, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd et al "11" #1A | 12,000 | 13534611 |
| 661280 | May 28, 2008 | May 28, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "7" #15 | 12,000 | 13539531 |
| 653809 | May 28, 2008 | May 28, 2008 | Triad Energy Corporation | Woods, EN #4A | 5,100 | 13538739 |
| 661283 | May 27, 2008 | May 27, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "18" #5 | 12,000 | 13539532 |
| 646352Amendment | May 23, 2008 | May 23, 2008 | Eureka Prospecting Company | Ratliff, Sallie W #2 | 14,000 | 13539370 |
| 661289 | May 22, 2008 | May 22, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "12" #3 | 12,000 | 13539530 |
| 661288 | May 22, 2008 | May 22, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "12" #2 | 12,000 | 13539529 |
| 661284 | May 22, 2008 | May 22, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "12" #1 | 12,000 | 13539528 |
| 661281 | May 22, 2008 | May 22, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "7" #16 | 12,000 | 13539527 |
| 661279 | May 22, 2008 | May 22, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "7" #14 | 12,000 | 13539526 |
| 661278 | May 22, 2008 | May 22, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "7" #13 | 12,000 | 13539524 |
| 661277 | May 22, 2008 | May 22, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd et al "11" #19 | 12,000 | 13539525 |
| 661174 | May 21, 2008 | May 21, 2008 | EXL Petroleum, LP | Tatia #9 | 11,500 | 13539523 |
| 660678 | May 15, 2008 | May 15, 2008 | Apache Corporation | Laren #16 | 9,000 | 13539518 |
| 660675 | May 15, 2008 | May 15, 2008 | Apache Corporation | Laren #15 | 9,000 | 13539517 |
| 660652 | May 15, 2008 | May 15, 2008 | Apache Corporation | TXL South Unit #6312 | 8,000 | 13539522 |
| 660650 | May 15, 2008 | May 15, 2008 | Apache Corporation | TXL South Unit #6217 | 8,000 | 13539521 |
| 660647 | May 15, 2008 | May 15, 2008 | Apache Corporation | TXL South Unit #6123 | 8,000 | 13539520 |
| 660645 | May 15, 2008 | May 15, 2008 | Apache Corporation | TXL South Unit #5919 | 8,000 | 13539519 |
| 660644 | May 15, 2008 | May 15, 2008 | Apache Corporation | TXL South Unit #2810 | 8,000 | 13539516 |
| 660601 | May 14, 2008 | May 14, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd et Al #1118 | 12,000 | 13539515 |
| 660516 | May 13, 2008 | May 13, 2008 | EXL Petroleum, LP | Sherry #2 | 11,500 | 13539514 |
| 660357 | May 9, 2008 | May 9, 2008 | XTO Energy Inc. | Connell, W. E. NCT-7 #39 | 8,935 | 13501457 |
| 660348 | May 8, 2008 | May 8, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd et al "11" #15 | 12,000 | 13539512 |
| 660322 | May 8, 2008 | May 8, 2008 | Fasken Oil and Ranch, Ltd. | Fee "AU" #2 | 11,100 | 13539513 |
| 660318 | May 7, 2008 | May 7, 2008 | Fasken Oil and Ranch, Ltd. | Fee "AU" #1 | 11,100 | 13539510 |
| 660515 | May 2, 2008 | May 2, 2008 | EXL Petroleum, LP | Nakeisha #2 | 11,500 | 13539511 |
| 660042 | May 2, 2008 | May 2, 2008 | Henry Petroleum LP | Sallie 'C' #105 | 10,800 | 13539509 |
| 660003 | May 2, 2008 | May 2, 2008 | Apache Corporation | TXL South Unit #6216 | 8,000 | 13539508 |
| 659951 | May 2, 2008 | May 2, 2008 | Apache Corporation | TXL South Unit #2607 | 8,000 | 13539507 |
| 659949 | May 2, 2008 | May 2, 2008 | Apache Corporation | TXL South Unit #5920 | 8,000 | 13539506 |
| 659945 | May 2, 2008 | May 2, 2008 | Apache Corporation | TXL South Unit #2809 | 8,000 | 13539505 |
| 659937 | May 1, 2008 | May 1, 2008 | Apache Corporation | Txlsu #6122 | 8,000 | 13539504 |
| 659937Amendment | May 1, 2008 | May 1, 2008 | Apache Corporation | TXL South Unit #6122 | 8,000 | 13539504 |
| 659788 | Apr 29, 2008 | Apr 29, 2008 | Apache Corporation | Laren #14 | 9,000 | 13539503 |
| 659786 | Apr 29, 2008 | Apr 29, 2008 | Apache Corporation | Laren #13 | 9,000 | 13539502 |
| 659614 | Apr 26, 2008 | Apr 26, 2008 | OXY USA WTP LP | Dora Roberts Ranch Unit #2404 | 11,000 | 13539500 |
| 659614Amendment | Apr 26, 2008 | Apr 26, 2008 | OXY USA WTP LP | Dora Roberts Ranch Unit #2404 | 11,000 | 13539500 |
| 659539 | Apr 26, 2008 | Apr 26, 2008 | OXY USA WTP LP | Dora Roberts Ranch Unit #1801 | 10,500 | 13539501 |
| 659236 | Apr 24, 2008 | Apr 24, 2008 | XTO Energy Inc. | McDonald, Ida #25 | 8,770 | 13502326 |
| 659224 | Apr 24, 2008 | Apr 24, 2008 | Sandridge Expl. and Prod., LLC | Parker Minerals, Ltd, et al "7" #12 | 12,000 | 13539497 |
| 656755 | Apr 24, 2008 | Apr 24, 2008 | XTO Energy Inc. | C.A. Goldsmith #1813 | 6,700 | 13539499 |
| 659366 | Apr 23, 2008 | Apr 23, 2008 | Keystone Petroleum GP LLC | Earnest T #1 | 11,000 | 13539498 |
| 657361 | Apr 21, 2008 | Apr 21, 2008 | Windsor Energy Group, L.L.C. | Shelley #3 | 10,350 | 13539480 |
| 657353 | Apr 21, 2008 | Apr 21, 2008 | Windsor Energy Group, L.L.C. | Shelley #4 | 10,350 | 13539481 |
| 655225 | Apr 11, 2008 | Apr 11, 2008 | XTO Energy Inc. | C.A. Goldsmith #1812 | 6,800 | 13539495 |
| 655223 | Apr 11, 2008 | Apr 11, 2008 | XTO Energy Inc. | C.A. Goldsmith #1811 | 6,700 | 13539496 |
| 658075 | Apr 9, 2008 | Apr 9, 2008 | Apache Corporation | TXL L A/C 1 #8 | 12,000 | 13505919 |
| 658112 | Apr 8, 2008 | Apr 8, 2008 | Henry Petroleum LP | SALLIE11 #6 | 10,800 | 13539494 |
| 658109 | Apr 8, 2008 | Apr 8, 2008 | Henry Petroleum LP | SALLIE11 #8 | 10,800 | 13539493 |
| 657864 | Apr 3, 2008 | Apr 3, 2008 | EXL Petroleum, LP | Rosemarie #2 | 11,500 | 13539492 |
| 657579 | Mar 28, 2008 | Mar 28, 2008 | EXL Petroleum, LP | Erica #1 | 11,500 | 13539491 |
| 657577 | Mar 28, 2008 | Mar 28, 2008 | EXL Petroleum, LP | Courtney #2 | 11,500 | 13539490 |
| 657464 | Mar 26, 2008 | Mar 26, 2008 | EXL Petroleum, LP | Opie #4 | 11,500 | 13539489 |
| 657463 | Mar 26, 2008 | Mar 26, 2008 | EXL Petroleum, LP | Mary Ellen #4 | 11,500 | 13539488 |
| 657461 | Mar 26, 2008 | Mar 26, 2008 | EXL Petroleum, LP | Charlotte #4 | 11,500 | 13539487 |
| 657461Amendment | Mar 26, 2008 | Mar 26, 2008 | Devon Energy Production Co, L.P. | Charlotte #4 | 11,500 | 13539487 |
| 657406 | Mar 26, 2008 | Mar 26, 2008 | EXL Petroleum, LP | Rose Marie #1 | 11,500 | 13539485 |
| 657404 | Mar 26, 2008 | Mar 26, 2008 | OXY USA WTP LP | TXL AC #2 | 13,000 | 13539484 |
| 657383 | Mar 26, 2008 | Mar 26, 2008 | EXL Petroleum, LP | Charlotte #3 | 11,500 | 13539483 |
| 657381 | Mar 26, 2008 | Mar 26, 2008 | EXL Petroleum, LP | Opie #3 | 11,500 | 13539486 |
| 657380 | Mar 26, 2008 | Mar 26, 2008 | EXL Petroleum, LP | Mary Ellen #3 | 11,500 | 13539482 |
| 657368 | Mar 25, 2008 | Mar 25, 2008 | Patriot Resources, Inc. | Parks Bell #4501 | 11,000 | 13539479 |
| 657298 | Mar 25, 2008 | Mar 25, 2008 | Keystone Petroleum GP LLC | Aunt Bee #3 | 11,000 | 13539478 |
| 657239 | Mar 24, 2008 | Mar 24, 2008 | EXL Petroleum, LP | Janice #4 | 11,000 | 13539477 |
| 657194 | Mar 24, 2008 | Mar 24, 2008 | EXL Petroleum, LP | Janice #3 | 11,000 | 13539476 |
| 656675 | Mar 24, 2008 | Mar 24, 2008 | Endeavor Energy Resources L.P. | Scharbauer -PQ- Upper #3 | 4,500 | 13520707 |
| 657046 | Mar 21, 2008 | Mar 21, 2008 | Henry Petroleum LP | Sallie 'B' #1205 | 10,800 | 13539475 |
| 657043 | Mar 21, 2008 | Mar 21, 2008 | Conocophillips Company | Goldsmith Andector Unit #Q 12 | 6,700 | 13502673 |
| 657023 | Mar 21, 2008 | Mar 21, 2008 | Conocophillips Company | Goldsmith Andector Unit #P 12 | 6,700 | 13502674 |