| 755138Amendment | Jan 25, 2013 | Jan 25, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #5HH | 12,500 | 14933288 |
| 755137 | Jan 25, 2013 | Jan 25, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #4HH | 12,500 | 14933287 |
| 755137Amendment | Jan 25, 2013 | Jan 25, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #4HH | 12,500 | 14933287 |
| 755137Amendment | Jan 25, 2013 | Jan 25, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #4HH | 12,500 | 14933287 |
| 755136 | Jan 25, 2013 | Jan 25, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #3HH | 12,500 | 14933286 |
| 755136Amendment | Jan 25, 2013 | Jan 25, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #3HH | 12,500 | 14933286 |
| 755136Amendment | Jan 25, 2013 | Jan 25, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #3HH | 12,500 | 14933286 |
| 754108 | Jan 9, 2013 | Jan 9, 2013 | Argent Energy (US) Holdings Inc. | Doms Unit #2HH | 10,000 | 14933285 |
| 753680 | Jan 2, 2013 | Jan 2, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #7HH | 12,200 | 14933284 |
| 753680Amendment | Jan 2, 2013 | Jan 2, 2013 | Sanchez Oil & Gas Corporation | Prost Unit C #7HH | 12,200 | 14933284 |
| 753050 | Dec 19, 2012 | Dec 19, 2012 | Browning Oil Company, Inc. | Nana Unit #1 | 5,700 | 14931260 |
| 752379 | Dec 5, 2012 | Dec 5, 2012 | Argent Energy (US) Holdings Inc. | Lillie Mae Unit #1HH | 10,000 | 14933282 |
| 752177 | Nov 30, 2012 | Nov 30, 2012 | Southern Bay Operating, L.L.C. | Black Jack Springs Unit #2HH | 18,200 | 14933281 |
| 752177Amendment | Nov 30, 2012 | Nov 30, 2012 | Southern Bay Operating, L.L.C. | Black Jack Springs Unit #2HH | 18,200 | 14933281 |
| 752120 | Nov 29, 2012 | Nov 29, 2012 | Southern Bay Operating, L.L.C. | Mary Ann Schmitz WSW #1RE | 3,930 | 14930393 |
| 751671 | Nov 28, 2012 | Nov 28, 2012 | Somont Oil Co., Inc. | Bauer #2 | 1,570 | 14933280 |
| 750837 | Nov 5, 2012 | Nov 5, 2012 | Zaza Energy, LLC | Pat a Unit #A 1HH | 9,200 | 14933279 |
| 750806 | Nov 5, 2012 | Nov 5, 2012 | Sanchez Oil & Gas Corporation | Prost Unit C #8HH | 12,200 | 14933278 |
| 750806Amendment | Nov 5, 2012 | Nov 5, 2012 | Sanchez Oil & Gas Corporation | Prost Unit C #8HH | 12,200 | 14933278 |
| 750263 | Oct 26, 2012 | Oct 26, 2012 | Southern Bay Operating, L.L.C. | Mica Unit #4HH | 16,000 | 14933277 |
| 750005 | Oct 22, 2012 | Oct 22, 2012 | Sanchez Oil & Gas Corporation | Prost Unit C #2HH | 12,500 | 14933276 |
| 750005Amendment | Oct 22, 2012 | Oct 22, 2012 | Sanchez Oil & Gas Corporation | Prost Unit C #2HH | 12,500 | 14933276 |
| 749756 | Oct 18, 2012 | Oct 18, 2012 | Argent Energy (US) Holdings Inc. | Pressler Unit #1HH | 10,000 | 14933275 |
| 749756Amendment | Oct 18, 2012 | Oct 18, 2012 | Argent Energy (US) Holdings Inc. | Pressler Unit #1HH | 10,000 | 14933275 |
| 749577 | Oct 16, 2012 | Oct 16, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #3HH | 11,700 | 14933274 |
| 749577Amendment | Oct 16, 2012 | Oct 16, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #3HH | 11,700 | 14933274 |
| 749577Amendment | Oct 16, 2012 | Oct 16, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #3HH | 11,700 | 14933274 |
| 748788 | Oct 15, 2012 | Oct 15, 2012 | Miller, Charles | Joost #2 | 3,260 | 14931798 |
| 749198 | Oct 9, 2012 | Oct 9, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #2HH | 11,700 | 14933273 |
| 749198Amendment | Oct 9, 2012 | Oct 9, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #2HH | 11,700 | 14933273 |
| 749198Amendment | Oct 9, 2012 | Oct 9, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #2HH | 11,700 | 14933273 |
| 749076 | Oct 8, 2012 | Oct 8, 2012 | Sanchez Oil & Gas Corporation | Prost Unit C #1HH | 12,500 | 14933271 |
| 749076Amendment | Oct 8, 2012 | Oct 8, 2012 | Sanchez Oil & Gas Corporation | Prost Unit C #1HH | 12,500 | 14933271 |
| 749076Amendment | Oct 8, 2012 | Oct 8, 2012 | Sanchez Oil & Gas Corporation | Prost Unit C #1HH | 12,500 | 14933271 |
| 749069 | Oct 8, 2012 | Oct 8, 2012 | Sanchez Oil & Gas Corporation | Prost Unit A #3HH | 12,500 | 14933272 |
| 749069Amendment | Oct 8, 2012 | Oct 8, 2012 | Sanchez Oil & Gas Corporation | Prost Unit A #3HH | 12,500 | 14933272 |
| 748103 | Oct 1, 2012 | Oct 1, 2012 | Enervest Operating, L.L.C. | Bowen Ranch Co-OP Unit #1H | 11,750 | 14933270 |
| 748103Amendment | Oct 1, 2012 | Oct 1, 2012 | Magnolia Oil & Gas Operating LLC | Bowen Ranch Co-OP #1H | 11,750 | 14933270 |
| 747750 | Sep 14, 2012 | Sep 14, 2012 | Southern Bay Operating, L.L.C. | Mica Unit #3HH | 16,000 | 14933269 |
| 747703 | Sep 14, 2012 | Sep 14, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #1HH | 11,700 | 14933268 |
| 747703Amendment | Sep 14, 2012 | Sep 14, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #1HH | 11,700 | 14933268 |
| 747703Amendment | Sep 14, 2012 | Sep 14, 2012 | Sanchez Oil & Gas Corporation | Prost Unit B #1HH | 11,700 | 14933268 |
| 747700 | Sep 14, 2012 | Sep 14, 2012 | Denali Oil & Gas Management, LLC | Boehnke Unit #1HH | 10,000 | 14933267 |
| 747700Amendment | Sep 14, 2012 | Sep 14, 2012 | Denali Oil & Gas Management, LLC | Boehnke Unit #1HH | 10,000 | 14933267 |
| 747414 | Sep 10, 2012 | Sep 10, 2012 | Southern Bay Operating, L.L.C. | Mica Unit #2HH | 16,000 | 14933266 |
| 747352 | Sep 10, 2012 | Sep 10, 2012 | Lama Energy, L.L.C. | Rightmer Ranch #1HH | 10,000 | 14932953 |
| 746644 | Aug 24, 2012 | Aug 24, 2012 | Cypress E & P Corporation | Bigham Unit #2HH | 12,270 | 14933265 |
| 746644Amendment | Aug 24, 2012 | Aug 24, 2012 | Cypress E & P Corporation | Bigham Unit #2HH | 12,270 | 14933265 |
| 746644Amendment | Aug 24, 2012 | Aug 24, 2012 | Cypress E & P Corporation | Bigham Unit #2HH | 12,270 | 14933265 |
| 745610 | Aug 11, 2012 | Aug 11, 2012 | Denali Oil & Gas Management, LLC | Hopper Unit #1HH | 11,000 | 14933264 |
| 745610Amendment | Aug 11, 2012 | Aug 11, 2012 | Argent Energy (US) Holdings Inc. | Hopper Unit #1HH | 11,000 | 14933264 |
| 743672 | Jul 6, 2012 | Jul 6, 2012 | Denali Oil & Gas Management, LLC | Reimers Unit #1HH | 10,000 | 14933263 |
| 743672Amendment | Jul 6, 2012 | Jul 6, 2012 | Denali Oil & Gas Management, LLC | Reimers Unit #1HH | 10,000 | 14933263 |
| 743625 | Jul 5, 2012 | Jul 5, 2012 | Sanchez Oil & Gas Corporation | Sante Unit A #1HH | 13,600 | 14933262 |
| 743625Amendment | Jul 5, 2012 | Jul 5, 2012 | Sanchez Oil & Gas Corporation | Sante Unit A #1HH | 13,600 | 14933262 |
| 743625Amendment | Jul 5, 2012 | Jul 5, 2012 | Sanchez Oil & Gas Corporation | Sante Unit A #1HH | 13,600 | 14933262 |
| 743608 | Jul 5, 2012 | Jul 5, 2012 | Sanchez Oil & Gas Corporation | Salud Unit A #1HH | 13,600 | 14933261 |
| 743550 | Jul 3, 2012 | Jul 3, 2012 | Southern Bay Operating, L.L.C. | Ring a Unit #5HH | 16,500 | 14933260 |
| 742876 | Jun 22, 2012 | Jun 22, 2012 | Southern Bay Operating, L.L.C. | Mica Unit #1HH | 16,000 | 14933259 |
| 740954 | Jun 18, 2012 | Jun 18, 2012 | Somont Oil Co., Inc. | McCandles Oil Pool #8 | 2,250 | 14932392 |
| 742171 | Jun 15, 2012 | Jun 15, 2012 | Southern Bay Operating, L.L.C. | Flatonia East Unit #3HH | 16,500 | 14933258 |
| 737711 | Jun 12, 2012 | Jun 12, 2012 | McA Petroleum Corporation | Ervine & Bishop #13 | 2,400 | 14933254 |
| 737713 | Jun 1, 2012 | Jun 1, 2012 | McA Petroleum Corporation | Randy Steinhauser #1 | 2,400 | 14933255 |
| 740781 | May 24, 2012 | May 24, 2012 | Denali Oil & Gas Management, LLC | Chester Cherry Oil Unit #1HH | 10,000 | 14933257 |
| 739595 | May 11, 2012 | May 11, 2012 | Denali Oil & Gas Management, LLC | Cherry Heirs #1HH | 10,000 | 14933256 |
| 739595Amendment | May 11, 2012 | May 11, 2012 | Argent Energy (US) Holdings Inc. | Cherry Heirs Unit #1HH | 10,000 | 14933256 |
| 738689 | May 8, 2012 | May 8, 2012 | Leexus Oil LLC | Liere DL #1H | 9,600 | 14932681 |
| 736741 | May 7, 2012 | May 7, 2012 | Leexus Oil LLC | Braun #1 HH | 12,000 | 14930976 |
| 737618 | Apr 19, 2012 | Apr 19, 2012 | Southern Bay Operating, L.L.C. | Ring 'a' Unit #4HH | 16,500 | 14933253 |
| 737608 | Apr 19, 2012 | Apr 19, 2012 | Southern Bay Operating, L.L.C. | Ring 'a' Unit #3HH | 16,500 | 14933252 |
| 737550 | Apr 16, 2012 | Apr 16, 2012 | Denali Oil & Gas Management, LLC | Ivy Unit #1HH | 10,000 | 14933251 |
| 737091 | Apr 11, 2012 | Apr 11, 2012 | Southern Bay Operating, L.L.C. | Arnim 'a' Unit #5HH | 16,200 | 14933250 |
| 735438 | Mar 19, 2012 | Mar 19, 2012 | Southern Bay Operating, L.L.C. | Arnim 'a' Unit #4HH | 16,000 | 14933249 |
| 734127 | Mar 19, 2012 | Mar 19, 2012 | Sanchez Oil & Gas Corporation | Prost Unit #2HH | 17,500 | 14933248 |
| 734127Amendment | Mar 19, 2012 | Mar 19, 2012 | Sanchez Oil & Gas Corporation | Prost Unit A #2HH | 17,500 | 14933248 |
| 734257 | Mar 6, 2012 | Mar 6, 2012 | Leexus Oil LLC | Levien #1 HH | 12,000 | 14931903 |
| 732071 | Jan 27, 2012 | Jan 27, 2012 | Young, John H., Inc. | Keilers #1 | 13,500 | 14933247 |
| 731643 | Jan 23, 2012 | Jan 23, 2012 | Leexus Oil LLC | Gregory #1HH | 12,500 | 14931794 |
| 731475 | Jan 19, 2012 | Jan 19, 2012 | Denali Oil & Gas Management, LLC | WW Cherry Unit #1HH | 10,000 | 14933246 |
| 730305 | Dec 28, 2011 | Dec 28, 2011 | Key Energy Services, LLC | Hutson SWD #1 | 5,300 | 14930986 |
| 730097 | Dec 23, 2011 | Dec 23, 2011 | Southern Bay Operating, L.L.C. | Arnim a Unit #3HH | 15,800 | 14933245 |
| 729846 | Dec 20, 2011 | Dec 20, 2011 | Southern Bay Operating, L.L.C. | Ring 'a' Unit #2HH | 16,500 | 14933244 |
| 728009 | Nov 14, 2011 | Nov 14, 2011 | Leexus Oil LLC | Stella Mae #1HH | 10,350 | 14933243 |
| 727058 | Nov 1, 2011 | Nov 1, 2011 | Southern Bay Operating, L.L.C. | Rightmer "a" Unit #H 2REH | 14,500 | 14932540 |
| 727058Amendment | Nov 1, 2011 | Nov 1, 2011 | Southern Bay Operating, L.L.C. | Rightmer 'a' Unit #H 2REH | 14,500 | 14932540 |
| 726505 | Oct 21, 2011 | Oct 21, 2011 | Sellers Lease Service, Inc. | Flatonia SWD #1 | 6,500 | 14933242 |
| 726505Amendment | Oct 21, 2011 | Oct 21, 2011 | Rodell Resources, LLC | Flatonia SWD #1 | 7,000 | 14933242 |
| 725963 | Oct 11, 2011 | Oct 11, 2011 | Southern Bay Operating, L.L.C. | Arnim 'a' Unit #2HH | 16,200 | 14933241 |
| 725615 | Oct 5, 2011 | Oct 5, 2011 | Southern Bay Operating, L.L.C. | Ring "E" WSW #1RE | 3,400 | 14931335 |
| 725615Amendment | Oct 5, 2011 | Oct 5, 2011 | Southern Bay Operating, L.L.C. | Ring 'E' WSW #1RE | 4,413 | 14931335 |
| 724146 | Sep 15, 2011 | Sep 15, 2011 | Southern Bay Operating, L.L.C. | Ring 'a' Unit #1HH | 16,500 | 14933240 |
| 723888 | Sep 12, 2011 | Sep 12, 2011 | Cypress E & P Corporation | Bigham Unit #1 | 14,000 | 14933239 |
| 723888Amendment | Sep 12, 2011 | Sep 12, 2011 | Cypress E & P Corporation | Bigham Unit #1HH | 12,205 | 14933239 |
| 723888Amendment | Sep 12, 2011 | Sep 12, 2011 | Cypress E & P Corporation | Bigham Unit #1HH | 12,205 | 14933239 |
| 723506 | Sep 8, 2011 | Sep 8, 2011 | Magnum Producing, LP | Lehmann-Zoch #1 | 5,600 | 14933238 |
| 723080 | Aug 31, 2011 | Aug 31, 2011 | Weber Energy Corporation | Cherry #2HH | 9,000 | 14933237 |
| 723080Amendment | Aug 31, 2011 | Aug 31, 2011 | Weber Energy Corporation | Cherry Unit II #2HH | 9,000 | 14933237 |
| 717334 | Aug 23, 2011 | Aug 23, 2011 | Somont Oil Co., Inc. | McCandless #11 | 3,000 | 14933236 |
| 717334Amendment | Aug 23, 2011 | Aug 23, 2011 | Somont Oil Co., Inc. | Bauer #1 | 3,000 | 14933236 |
| 722185 | Aug 17, 2011 | Aug 17, 2011 | Southern Bay Operating, L.L.C. | Arnim 'a' Unit #1HH | 16,200 | 14933235 |