| 689626 | Jan 13, 2010 | Jan 13, 2010 | Mariner Energy, Inc. | Cathey 2906 #1 | 11,000 | 22736314 |
| 689622 | Jan 13, 2010 | Jan 13, 2010 | Mariner Energy, Inc. | Cathey 2 #1 | 11,000 | 22736313 |
| 689574 | Jan 12, 2010 | Jan 12, 2010 | Adkins, R. L. Corp. | Price 3 #1 | 10,000 | 22736312 |
| 688632 | Jan 8, 2010 | Jan 8, 2010 | Cobra Oil & Gas Corporation | McNew 28 A #3 | 12,000 | 22736304 |
| 688632Amendment | Jan 8, 2010 | Jan 8, 2010 | Cobra Oil & Gas Corporation | McNew 28 A #3 | 12,000 | 22736304 |
| 689392 | Jan 7, 2010 | Jan 7, 2010 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #123R | 3,200 | 22736311 |
| 689101 | Jan 6, 2010 | Jan 6, 2010 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #125R | 3,200 | 22736310 |
| 688472 | Jan 6, 2010 | Jan 6, 2010 | Apache Corporation | East Vealmoor Unit #75 | 9,000 | 22736286 |
| 688472Amendment | Jan 6, 2010 | Jan 6, 2010 | Apache Corporation | East Vealmoor Unit #75 | 9,000 | 22736286 |
| 689160 | Dec 30, 2009 | Dec 30, 2009 | Celero Energy II, LP | Hyden M C #6 | 9,987 | 22732882 |
| 689156 | Dec 30, 2009 | Dec 30, 2009 | Celero Energy II, LP | Hyden M C #4A | 9,968 | 22733481 |
| 688986 | Dec 29, 2009 | Dec 29, 2009 | L.C.S. Production Company | Riddell 15 #1 | 10,500 | 22736308 |
| 688986Amendment | Dec 29, 2009 | Dec 29, 2009 | Manhattan Petroleum, Inc. | Riddell 15 #1 | 10,500 | 22736308 |
| 688912 | Dec 28, 2009 | Dec 28, 2009 | Clear Water Inc. | Texan A #1 | 11,000 | 22736309 |
| 688953 | Dec 23, 2009 | Dec 23, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #120RW | 3,200 | 22736307 |
| 688926 | Dec 23, 2009 | Dec 23, 2009 | WTG Exploration | Barnett #1 | 11,000 | 22735904 |
| 688926Amendment | Dec 23, 2009 | Dec 23, 2009 | DE3 Operating LLC | Barnett #1 | 11,000 | 22735904 |
| 688853 | Dec 22, 2009 | Dec 22, 2009 | L.C.S. Production Company | Guitar 13 #9 | 10,500 | 22736306 |
| 688850 | Dec 22, 2009 | Dec 22, 2009 | L.C.S. Production Company | Guitar 13 #8 | 10,500 | 22736305 |
| 688784 | Dec 17, 2009 | Dec 17, 2009 | Mariner Energy, Inc. | Buchanan 3111 #1 | 8,700 | 22736302 |
| 688784Amendment | Dec 17, 2009 | Dec 17, 2009 | Mariner Energy, Inc. | Buchanan 3111 #1 | 10,000 | 22736302 |
| 688762 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #174W | 3,200 | 22736300 |
| 688751 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #172 | 3,200 | 22736299 |
| 688745 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #171W | 3,200 | 22736298 |
| 688737 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #173 | 3,200 | 22736297 |
| 688736 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #170W | 3,200 | 22736296 |
| 688735 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #106R | 3,200 | 22736303 |
| 688734 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #145RW | 3,200 | 22736295 |
| 688733 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #165 | 3,200 | 22736293 |
| 688732 | Dec 17, 2009 | Dec 17, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #169W | 3,200 | 22736294 |
| 688625 | Dec 15, 2009 | Dec 15, 2009 | Endeavor Energy Resources L.P. | Middleton "35" #1 | 12,000 | 22736292 |
| 688516 | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #175W | 3,200 | 22736291 |
| 688513 | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #156RW | 3,200 | 22736290 |
| 688510 | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #132RW | 3,200 | 22736289 |
| 688488 | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #124RW | 3,200 | 22736288 |
| 688488Amendment | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #124RW | 3,200 | 22736288 |
| 688484 | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #122R | 3,200 | 22736287 |
| 688484Amendment | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #122R | 3,200 | 22736287 |
| 688481 | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #152R | 3,200 | 22736284 |
| 688478 | Dec 11, 2009 | Dec 11, 2009 | Sheridan Production Company, LLC | Glasscock, Howard W. (G-S) Unit #121RW | 3,200 | 22736283 |
| 688283 | Dec 10, 2009 | Dec 10, 2009 | L.C.S. Production Company | Guitar 14 #2 | 10,000 | 22736282 |
| 688185 | Dec 10, 2009 | Dec 10, 2009 | Element Petroleum Operating, LLC | Dossett Unit #1 | 10,200 | 22736273 |
| 688356 | Dec 9, 2009 | Dec 9, 2009 | Endeavor Energy Resources L.P. | Quinn '8A' #1 | 12,000 | 22736280 |
| 688198 | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Rogers 47 #1 | 10,200 | 22736279 |
| 688198Amendment | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Rogers 47 #1 | 10,200 | 22736279 |
| 688196 | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Barnes 3 #1 | 10,200 | 22736278 |
| 688195 | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Miller 20 #1 | 10,200 | 22736277 |
| 688194 | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Deats 8 #2 | 10,200 | 22736276 |
| 688194Amendment | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Deats 8 #2 | 10,200 | 22736276 |
| 688193 | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Fryar 4 #2 | 10,200 | 22736275 |
| 688192 | Dec 9, 2009 | Dec 9, 2009 | Element Petroleum Operating, LLC | Thomas 3 #2 | 10,200 | 22736274 |
| 688227 | Dec 7, 2009 | Dec 7, 2009 | Endeavor Energy Resources L.P. | Blagrave "35A" #3 | 12,000 | 22736271 |
| 688110 | Dec 7, 2009 | Dec 7, 2009 | L.C.S. Production Company | Guitar "13" #7 | 10,000 | 22736270 |
| 688110Amendment | Dec 7, 2009 | Dec 7, 2009 | L.C.S. Production Company | Guitar "13" #7 | 10,500 | 22736270 |
| 688065 | Dec 4, 2009 | Dec 4, 2009 | L.C.S. Production Company | Guitar "13" #6 | 10,000 | 22736269 |
| 688065Amendment | Dec 4, 2009 | Dec 4, 2009 | L.C.S. Production Company | Guitar "13" #6 | 10,500 | 22736269 |
| 688177 | Dec 3, 2009 | Dec 3, 2009 | Sharp Image Energy, Inc. | Vealmoor 23 #1 | 8,300 | 22736268 |
| 688177Amendment | Dec 3, 2009 | Dec 3, 2009 | Sharp Image Energy, Inc. | Vealmoor 23 #1 | 8,300 | 22736268 |
| 688177Amendment | Dec 3, 2009 | Dec 3, 2009 | Sharp Image Energy, Inc. | Vealmoor 23 #1 | 8,300 | 22736268 |
| 687921 | Dec 3, 2009 | Dec 3, 2009 | Apache Corporation | Frances Gunn #4 | 7,513 | 22703397 |
| 687912 | Dec 3, 2009 | Dec 3, 2009 | Apache Corporation | Frances Gunn #6 | 7,523 | 22703399 |
| 687878 | Dec 3, 2009 | Dec 3, 2009 | Apache Corporation | Frances Gunn A #14 | 7,538 | 22703407 |
| 687874 | Dec 2, 2009 | Dec 2, 2009 | Apache Corporation | Frances Gunn B #1 | 7,501 | 22703189 |
| 687589 | Nov 25, 2009 | Nov 25, 2009 | WTG Exploration | Robb #1 | 11,000 | 22732321 |
| 687621 | Nov 19, 2009 | Nov 19, 2009 | Midland Oil and Gas, Inc. | Whiting 12 #1 | 8,000 | 22736267 |
| 687621Amendment | Nov 19, 2009 | Nov 19, 2009 | Midland Oil and Gas, Inc. | Whiting 12 #1 | 8,500 | 22736267 |
| 687327 | Nov 17, 2009 | Nov 17, 2009 | Manhattan Petroleum, Inc. | Virginia Witherspoon #1 | 10,600 | 22734512 |
| 687305 | Nov 12, 2009 | Nov 12, 2009 | Endeavor Energy Resources L.P. | Guitar "26" #2 | 12,000 | 22736266 |
| 687305Amendment | Nov 12, 2009 | Nov 12, 2009 | Endeavor Energy Resources L.P. | Guitar "26" #2 | 12,000 | 22736266 |
| 687026 | Nov 12, 2009 | Nov 12, 2009 | Apache Corporation | Frances Gunn #10 | 7,523 | 22703403 |
| 687025 | Nov 12, 2009 | Nov 12, 2009 | Apache Corporation | Frances Gunn A #12 | 7,524 | 22703405 |
| 686976 | Nov 9, 2009 | Nov 9, 2009 | Midland Oil and Gas, Inc. | Whiting #2 | 8,000 | 22736265 |
| 686528 | Nov 5, 2009 | Nov 5, 2009 | Apache Corporation | Frances Gunn #15 | 7,536 | 22703408 |
| 686686 | Oct 30, 2009 | Oct 30, 2009 | Element Petroleum Operating, LLC | Newton 10 #1 | 10,200 | 22736264 |
| 686686Amendment | Oct 30, 2009 | Oct 30, 2009 | Element Petroleum Operating, LLC | Newton 10 #1 | 10,200 | 22736264 |
| 685676 | Oct 27, 2009 | Oct 27, 2009 | Conocophillips Company | Douthit -B- #14 | 3,200 | 22733110 |
| 686565 | Oct 26, 2009 | Oct 26, 2009 | Manhattan Petroleum, Inc. | Guitar 12 #3 | 9,500 | 22736263 |
| 686565Amendment | Oct 26, 2009 | Oct 26, 2009 | L.C.S. Production Company | Guitar 12 #3 | 9,500 | 22736263 |
| 686565Amendment | Oct 26, 2009 | Oct 26, 2009 | L.C.S. Production Company | Guitar 12 #3 | 10,120 | 22736263 |
| 686518 | Oct 26, 2009 | Oct 26, 2009 | Apache Corporation | Frances Gunn A #7 | 7,537 | 22703400 |
| 686365 | Oct 22, 2009 | Oct 22, 2009 | Apache Corporation | Frances Gunn A #5 | 7,515 | 22703398 |
| 686182 | Oct 15, 2009 | Oct 15, 2009 | Manhattan Petroleum, Inc. | Guitar 12 #2 | 9,500 | 22736262 |
| 686032 | Oct 12, 2009 | Oct 12, 2009 | Endeavor Energy Resources L.P. | Shaw Farms Unit #2 | 12,000 | 22736261 |
| 685590 | Oct 2, 2009 | Oct 2, 2009 | Americo Energy Resources, LLC | Waldron, S. #7 | 10,253 | 22733062 |
| 685657 | Sep 30, 2009 | Sep 30, 2009 | Crownquest Operating, LLC | Little 31 #1 | 11,000 | 22736260 |
| 685485 | Sep 28, 2009 | Sep 28, 2009 | Sheridan Production Company, LLC | Hart Phillips #45 | 2,600 | 22730467 |
| 685378 | Sep 23, 2009 | Sep 23, 2009 | Apache Corporation | Otis Chalk #1419R | 3,400 | 22735679 |
| 685373 | Sep 22, 2009 | Sep 22, 2009 | Mariner Energy, Inc. | Tindol 19 #1 | 11,000 | 22736259 |
| 685283 | Sep 21, 2009 | Sep 21, 2009 | Wagner Oil Company | Furrh, W. K. #1 | 9,350 | 22730025 |
| 684853 | Sep 10, 2009 | Sep 10, 2009 | Apache Corporation | Frances Gunn #13 | 7,532 | 22703406 |
| 684853Amendment | Sep 10, 2009 | Sep 10, 2009 | Apache Corporation | Frances Gunn #13 | 7,532 | 22703406 |
| 684920 | Sep 9, 2009 | Sep 9, 2009 | Lackey, William H. Oil and Gas | Powell 21 #1 | 8,400 | 22736258 |
| 684895 | Sep 9, 2009 | Sep 9, 2009 | Crownquest Operating, LLC | Talbot 26 #1 | 11,000 | 22736257 |
| 684854 | Sep 8, 2009 | Sep 8, 2009 | Endeavor Energy Resources L.P. | Costilla, Lou Ann #1 | 10,522 | 22734825 |
| 684600 | Sep 1, 2009 | Sep 1, 2009 | Endeavor Energy Resources L.P. | Newton #2 | 11,000 | 22736255 |
| 684600Amendment | Sep 1, 2009 | Sep 1, 2009 | Endeavor Energy Resources L.P. | Newton #2 | 11,000 | 22736255 |
| 684522 | Sep 1, 2009 | Sep 1, 2009 | Mariner Energy, Inc. | Sterling 15 #1 | 11,000 | 22736256 |
| 683658 | Aug 28, 2009 | Aug 28, 2009 | Sheridan Production Company, LLC | Roberts, Dora -Bde- #315 | 3,500 | 22730522 |
| 684508 | Aug 26, 2009 | Aug 26, 2009 | Crownquest Operating, LLC | Shaw 32 #1 | 11,000 | 22736253 |
| 684508Amendment | Aug 26, 2009 | Aug 26, 2009 | Crownquest Operating, LLC | Shaw 32 #1 | 11,000 | 22736253 |