| 645569 | Sep 6, 2007 | Sep 6, 2007 | XTO Energy Inc. | Freeman #1328533424 | 15,200 |
| 645167 | Sep 6, 2007 | Sep 6, 2007 | Eei Operating Inc. | Klimitchek #1A28533422 | 2,000 |
| 645392 | Sep 5, 2007 | Sep 5, 2007 | Bepco, L.P. | Bonorden Gas Unit #628533423 | 10,000 |
| 645254 | Sep 5, 2007 | Sep 5, 2007 | XTO Energy Inc. | Sibley Estate #428532623 | 15,000 |
| 645257 | Aug 30, 2007 | Aug 30, 2007 | XTO Energy Inc. | Fitzhenry #1R28532710 | 14,077 |
| 643076 | Aug 28, 2007 | Aug 28, 2007 | Little, Lou Operating Co., Inc. | Renger #128533311 | 3,615 |
| 644248 | Aug 23, 2007 | Aug 23, 2007 | Tgo Operating, LLC | Landry #128533420 | 11,300 |
| 644460 | Aug 17, 2007 | Aug 17, 2007 | Pioneer Natural Res. USA, Inc. | Appelt Gas Unit #1H28533278 | 10,000 |
| 644318 | Aug 16, 2007 | Aug 16, 2007 | Lamay Corporation | Williams #128533421 | 15,015 |
| 644318Amendment | Aug 16, 2007 | Aug 16, 2007 | Lamay Corporation | Williams #128533421 | 15,015 |
| 643752 | Aug 15, 2007 | Aug 15, 2007 | El Paso E & P Company, L. P. | Roden Gas Unit 1 #328533418 | 16,500 |
| 643967 | Aug 10, 2007 | Aug 10, 2007 | Chesapeake Operating, Inc. | Dickson Foundation GU #228533419 | 15,000 |
| 642803 | Aug 6, 2007 | Aug 6, 2007 | B D Production Co., Inc. | McManus Shallow Unit #128533415 | 4,000 |
| 643132 | Aug 3, 2007 | Aug 3, 2007 | Chaparral Energy, L.L.C. | Vivian Borchers Unit 2 #1428533416 | 13,000 |
| 643059 | Aug 3, 2007 | Aug 3, 2007 | Geodominion Petroleum | Morton "a" Unit #128533417 | 12,500 |
| 640073 | Jul 21, 2007 | Jul 21, 2007 | Wadi Petroleum, Inc. | Dugat #228533412 | 3,325 |
| 641762 | Jul 13, 2007 | Jul 13, 2007 | Trio Consulting & Management,llc | Erhard #128533414 | 10,500 |
| 641762Amendment | Jul 13, 2007 | Jul 13, 2007 | Trio Consulting & Management,llc | Erhard #128533414 | 10,500 |
| 641754 | Jul 13, 2007 | Jul 13, 2007 | Newfield Exploration Company | Tuttle Trust Gas Unit #328533413 | 11,500 |
| 641506 | Jul 9, 2007 | Jul 9, 2007 | Trio Consulting & Management,llc | Allen #128533411 | 8,000 |
| 641329 | Jul 6, 2007 | Jul 6, 2007 | Big Lake Corporation | Yegua East #228533408 | 3,400 |
| 641329Amendment | Jul 6, 2007 | Jul 6, 2007 | Big Lake Corporation | Yegua East #228533408 | 3,400 |
| 642000 | Jul 5, 2007 | Jul 5, 2007 | Ken Petroleum Corporation | Gerdes Unit #328533410 | 11,500 |
| 642000Amendment | Jul 5, 2007 | Jul 5, 2007 | Ken Petroleum Corporation | Gerdes Unit #328533410 | 11,500 |
| 639742 | Jul 5, 2007 | Jul 5, 2007 | New Century Exploration, Inc. | Dobbs #128533409 | 4,000 |
| 641079 | Jul 2, 2007 | Jul 2, 2007 | Pioneer Natural Res. USA, Inc. | Appelt Gas Unit #2H28533406 | 17,000 |
| 640926 | Jun 29, 2007 | Jun 29, 2007 | Lgdc Corporation | McEwans #128533404 | 15,000 |
| 640817 | Jun 28, 2007 | Jun 28, 2007 | Strand Energy, L.C. | Mueller #128533403 | 11,500 |
| 641418 | Jun 27, 2007 | Jun 27, 2007 | Devon Energy Production Co, L.P. | Neuhaus #1 A28533407 | 13,000 |
| 640766 | Jun 26, 2007 | Jun 26, 2007 | Suncoast Technical Services Inc | Williams Unit #628533405 | 3,800 |
| 639038 | Jun 25, 2007 | Jun 25, 2007 | Kenne Exploration, Inc. | Stevens, Dorothy #1128533402 | 2,600 |
| 639038Amendment | Jun 25, 2007 | Jun 25, 2007 | Kenne Exploration, Inc. | Stevens, Dorothy #1128533402 | 950 |
| 639035 | Jun 25, 2007 | Jun 25, 2007 | Kenne Exploration, Inc. | Stevens, Dorothy #1228533401 | 2,600 |
| 639024 | Jun 25, 2007 | Jun 25, 2007 | Kenne Exploration, Inc. | Stevens, Dorothy #1328533400 | 2,600 |
| 639024Amendment | Jun 25, 2007 | Jun 25, 2007 | Kenne Exploration, Inc. | Stevens, Dorothy #1328533400 | 2,600 |
| 640156 | Jun 12, 2007 | Jun 12, 2007 | Sabco Operating Company | Borchers, William #2928531614 | 3,532 |
| 640156Amendment | Jun 12, 2007 | Jun 12, 2007 | Sabco Operating Company | Borchers, William #2928531614 | 720 |
| 639975 | Jun 12, 2007 | Jun 12, 2007 | Kaler Energy Corp. | Ewald #228533398 | 3,200 |
| 639923 | Jun 8, 2007 | Jun 8, 2007 | B D Production Co., Inc. | Big Brushy Unit #228533399 | 6,000 |
| 639756 | Jun 6, 2007 | Jun 6, 2007 | El Paso E & P Company, L. P. | Rodgers #128533397 | 17,000 |
| 639192 | May 31, 2007 | May 31, 2007 | Pioneer Natural Res. USA, Inc. | Mertz Gas Unit NO 2 #4H28533396 | 17,000 |
| 639429 | May 25, 2007 | May 25, 2007 | Sabco Operating Company | Borchers, William #1528530415 | 4,048 |
| 639419 | May 25, 2007 | May 25, 2007 | Newfield Exploration Company | Tuttle Trust Gas Unit #228533395 | 11,500 |
| 637930 | May 24, 2007 | May 24, 2007 | Opal Energy, Inc. | Landry #128533394 | 10,400 |
| 638861 | May 18, 2007 | May 18, 2007 | Dominion Oklahoma Texas E&P, Inc | Jacobs Ranch #728532671 | 13,400 |
| 638704 | May 17, 2007 | May 17, 2007 | Devon Energy Production Co, L.P. | Neuhaus #128533393 | 13,000 |
| 638704Amendment | May 17, 2007 | May 17, 2007 | Devon Energy Production Co, L.P. | Neuhaus #128533393 | 13,000 |
| 638105 | May 9, 2007 | May 9, 2007 | Newfield Exploration Company | Provident City G.U. #1628533392 | 17,000 |
| 637965 | May 9, 2007 | May 9, 2007 | Magnum Producing, LP | Borchers "B" #328533216 | 3,200 |
| 638263 | May 3, 2007 | May 3, 2007 | Lgdc Corporation | Zeigenbock #128533285 | 5,200 |
| 637807 | May 3, 2007 | May 3, 2007 | Little, Lou Operating Co., Inc. | Bozka "A" #128533391 | 3,015 |
| 637679 | May 2, 2007 | May 2, 2007 | Kenne Exploration, Inc. | Stevens, Dorothy E. #528531575 | 8,180 |
| 637630 | Apr 30, 2007 | Apr 30, 2007 | Peoples Energy Prod.-TX, L.P. | Kuester Ochoa #428532977 | 15,000 |
| 637568 | Apr 27, 2007 | Apr 27, 2007 | Kenne Exploration, Inc. | Stevens, Dorothy #1028533390 | 2,600 |
| 636927 | Apr 24, 2007 | Apr 24, 2007 | Suncoast Technical Services Inc | Goodrich-Toyah #128533389 | 1,650 |
| 637062 | Apr 17, 2007 | Apr 17, 2007 | Northstar Energy, Inc. | Gaudette #128533388 | 5,100 |
| 636977 | Apr 17, 2007 | Apr 17, 2007 | Suncoast Technical Services Inc | Nichols #128533387 | 3,800 |
| 636620 | Apr 17, 2007 | Apr 17, 2007 | Newfield Exploration Company | Hart Gas Unit NO.1 #228532984 | 10,400 |
| 636620Amendment | Apr 17, 2007 | Apr 17, 2007 | Newfield Exploration Company | Hartt G.U. 1 #228532984 | 13,500 |
| 636925 | Apr 16, 2007 | Apr 16, 2007 | Suncoast Technical Services Inc | O'Neal-Smith Unit #128533385 | 3,800 |
| 636925Amendment | Apr 16, 2007 | Apr 16, 2007 | Suncoast Technical Services Inc | O'Neal-Smith Unit #128533385 | 3,800 |
| 636924 | Apr 16, 2007 | Apr 16, 2007 | Suncoast Technical Services Inc | Goodrich-Delaplain #128533383 | 3,800 |
| 636924Amendment | Apr 16, 2007 | Apr 16, 2007 | Suncoast Technical Services Inc | Goodrich-Delaplain #128533383 | 3,800 |
| 636911 | Apr 16, 2007 | Apr 16, 2007 | Suncoast Technical Services Inc | Goodrich-Poindexter Unit #128533384 | 3,800 |
| 636911Amendment | Apr 16, 2007 | Apr 16, 2007 | Suncoast Technical Services Inc | Goodrich-Poindexter Unit #128533384 | 3,800 |
| 636952 | Apr 14, 2007 | Apr 14, 2007 | Suncoast Technical Services Inc | Pope #128533386 | 3,800 |
| 636378 | Apr 9, 2007 | Apr 9, 2007 | Little, Lou Operating Co., Inc. | Smothers #128533382 | 3,700 |
| 633970 | Apr 2, 2007 | Apr 2, 2007 | Howard Exploration, Inc. | Dow #128532862 | 5,580 |
| 633959 | Apr 2, 2007 | Apr 2, 2007 | Howard Exploration, Inc. | Dow #428533374 | 5,800 |
| 635816 | Mar 30, 2007 | Mar 30, 2007 | Whiting Oil and Gas Corporation | Grafe, Victor #128533149 | 13,800 |
| 635333 | Mar 23, 2007 | Mar 23, 2007 | Double Play Oil & Gas, Inc | Borchers Estate #4B28530198 | 3,500 |
| 635329 | Mar 23, 2007 | Mar 23, 2007 | Double Play Oil & Gas, Inc | Borchers Estate #228530224 | 4,365 |
| 635038 | Mar 20, 2007 | Mar 20, 2007 | Chaparral Energy, L.L.C. | Borchers, Vivian 2 #1328533155 | 4,000 |
| 634825 | Mar 16, 2007 | Mar 16, 2007 | B D Production Co., Inc. | McManus Unit #128533380 | 10,700 |
| 634825Amendment | Mar 16, 2007 | Mar 16, 2007 | B D Production Co., Inc. | McManus Unit #128533380 | 10,700 |
| 634818 | Mar 14, 2007 | Mar 14, 2007 | B D Production Co., Inc. | Carroll #128533381 | 6,000 |
| 634818Amendment | Mar 14, 2007 | Mar 14, 2007 | B D Production Co., Inc. | Carroll #128533381 | 6,000 |
| 634789 | Mar 14, 2007 | Mar 14, 2007 | Trio Consulting & Management,llc | Schindler #128533379 | 9,650 |
| 634789Amendment | Mar 14, 2007 | Mar 14, 2007 | Trio Consulting & Management,llc | Schindler #128533379 | 9,750 |
| 634789Amendment | Mar 14, 2007 | Mar 14, 2007 | Trio Consulting & Management,llc | Schindler #128533379 | 9,750 |
| 634719 | Mar 13, 2007 | Mar 13, 2007 | Northstar Energy, Inc. | Thigpen #128533378 | 5,100 |
| 634266 | Mar 6, 2007 | Mar 6, 2007 | El Paso E & P Company, L. P. | Roden Gas Unit 1 #228533377 | 19,000 |
| 634018 | Feb 27, 2007 | Feb 27, 2007 | Lewis Petro Properties, Inc. | Wick Gas Unit #228533376 | 14,500 |
| 633994 | Feb 27, 2007 | Feb 27, 2007 | Hunt Oil Company | Menning A-129 #128533375 | 18,000 |
| 633451 | Feb 15, 2007 | Feb 15, 2007 | Kaler Energy Corp. | Davidson #128533373 | 12,000 |
| 633271 | Feb 10, 2007 | Feb 10, 2007 | Pioneer Natural Res. USA, Inc. | Mertz Gas Unit 2 #6H28533372 | 17,000 |
| 633271Amendment | Feb 10, 2007 | Feb 10, 2007 | Pioneer Natural Res. USA, Inc. | Mertz Gas Unit 2 #6H28533372 | 17,000 |
| 632019 | Feb 10, 2007 | Feb 10, 2007 | Trio Consulting & Management,llc | Bujnoch-Bender #128533369 | 9,100 |
| 632019Amendment | Feb 10, 2007 | Feb 10, 2007 | Trio Consulting & Management,llc | Bujnoch-Bender #128533369 | 9,100 |
| 633147 | Feb 9, 2007 | Feb 9, 2007 | El Paso E & P Company, L. P. | Fitzhenry Hill #128533371 | 19,000 |
| 632022 | Feb 7, 2007 | Feb 7, 2007 | Trio Consulting & Management,llc | Miller #128533370 | 9,600 |
| 627330 | Feb 7, 2007 | Feb 7, 2007 | Sabco Operating Company | Borchers, William #3228532063 | 4,800 |
| 632645 | Jan 30, 2007 | Jan 30, 2007 | El Paso E & P Company, L. P. | Harvey Renger Gas Unit #628533368 | 17,000 |
| 632521 | Jan 30, 2007 | Jan 30, 2007 | Dominion Oklahoma Texas E&P, Inc | Freeman #1228533367 | 15,300 |
| 627849 | Jan 29, 2007 | Jan 29, 2007 | Pioneer Natural Res. USA, Inc. | Hermes Gas Unit #2H28533349 | 17,000 |
| 632017 | Jan 26, 2007 | Jan 26, 2007 | Trio Consulting & Management,llc | Butschek 'A' #128533363 | 9,200 |
| 632017Amendment | Jan 26, 2007 | Jan 26, 2007 | Trio Consulting & Management,llc | Butschek 'A' #128533363 | 9,202 |
| 632387 | Jan 25, 2007 | Jan 25, 2007 | Bepco, L.P. | Kristek Gas Unit #528533366 | 14,100 |
| 632387Amendment | Jan 25, 2007 | Jan 25, 2007 | Bepco, L.P. | Kristek Gas Unit #528533366 | 14,100 |
| 632298 | Jan 24, 2007 | Jan 24, 2007 | Newfield Exploration Company | Provident City G.U. #1528533365 | 17,000 |