| 753918 | Jan 4, 2013 | Jan 4, 2013 | Petropoint Energy Operating, LLC | Webb County School Board #18 | 9,200 | 47942242 |
| 753892 | Jan 3, 2013 | Jan 3, 2013 | Rosetta Resources Operating LP | Gates 05D #2313H | 8,450 | 47942238 |
| 753889 | Jan 3, 2013 | Jan 3, 2013 | Rosetta Resources Operating LP | Gates 05D #2213H | 8,450 | 47942237 |
| 753887 | Jan 3, 2013 | Jan 3, 2013 | Rosetta Resources Operating LP | Gates 05D #2113H | 8,450 | 47942236 |
| 753884 | Jan 3, 2013 | Jan 3, 2013 | Rosetta Resources Operating LP | Gates 05D #2013H | 8,450 | 47942235 |
| 753743 | Jan 3, 2013 | Jan 3, 2013 | Shell Western E&P | Piloncillo #D 22HZH | 20,000 | 47942233 |
| 753743Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HZH | 20,000 | 47942233 |
| 753743Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HZH | 20,100 | 47942233 |
| 753743Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HZH | 20,100 | 47942233 |
| 753742 | Jan 3, 2013 | Jan 3, 2013 | Shell Western E&P | Piloncillo #D 22HYH | 20,000 | 47942232 |
| 753742Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HYH | 20,000 | 47942232 |
| 753742Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HYH | 20,100 | 47942232 |
| 753742Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HYH | 20,100 | 47942232 |
| 753733 | Jan 3, 2013 | Jan 3, 2013 | Shell Western E&P | Piloncillo #D 22HBH | 20,000 | 47942234 |
| 753733Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HBH | 20,000 | 47942234 |
| 753733Amendment | Jan 3, 2013 | Jan 3, 2013 | SN Operating, LLC | Piloncillo #D 22HBH | 20,100 | 47942234 |
| 753741 | Jan 2, 2013 | Jan 2, 2013 | Shell Western E&P | Piloncillo #D 22HXH | 20,000 | 47942231 |
| 753741Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HXH | 20,000 | 47942231 |
| 753741Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HXH | 20,100 | 47942231 |
| 753741Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HXH | 20,100 | 47942231 |
| 753739 | Jan 2, 2013 | Jan 2, 2013 | Shell Western E&P | Piloncillo #D 22HFH | 20,000 | 47942230 |
| 753739Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HFH | 20,000 | 47942230 |
| 753739Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HFH | 20,100 | 47942230 |
| 753737 | Jan 2, 2013 | Jan 2, 2013 | Shell Western E&P | Piloncillo #D 22HEH | 20,000 | 47942229 |
| 753737Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HEH | 20,000 | 47942229 |
| 753737Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HEH | 20,100 | 47942229 |
| 753736 | Jan 2, 2013 | Jan 2, 2013 | Shell Western E&P | Piloncillo #D 22HDH | 20,000 | 47942228 |
| 753736Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HDH | 20,000 | 47942228 |
| 753736Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HDH | 20,100 | 47942228 |
| 753734 | Jan 2, 2013 | Jan 2, 2013 | Shell Western E&P | Piloncillo #D 22HCH | 20,000 | 47942227 |
| 753734Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HCH | 20,000 | 47942227 |
| 753734Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HCH | 20,100 | 47942227 |
| 753732 | Jan 2, 2013 | Jan 2, 2013 | Shell Western E&P | Piloncillo #D 22HAH | 20,000 | 47942226 |
| 753732Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HAH | 20,000 | 47942226 |
| 753732Amendment | Jan 2, 2013 | Jan 2, 2013 | SN Operating, LLC | Piloncillo #D 22HAH | 20,100 | 47942226 |
| 753674 | Jan 2, 2013 | Jan 2, 2013 | Rosetta Resources Operating LP | Gates 09 Rose a BVP #25H | 8,500 | 47942225 |
| 753619 | Dec 28, 2012 | Dec 28, 2012 | Rosetta Resources Operating LP | Gates 05D #1112H | 8,450 | 47942224 |
| 753613 | Dec 28, 2012 | Dec 28, 2012 | Rosetta Resources Operating LP | Gates 05D #4013AH | 8,450 | 47942223 |
| 753595 | Dec 28, 2012 | Dec 28, 2012 | Rosetta Resources Operating LP | Gates 05D #3913AH | 8,450 | 47942222 |
| 741169Amendment | Dec 27, 2012 | Dec 27, 2012 | Escondido Resources II, LLC | Augusta-Kenton (Allocation) #8HH | 12,500 | 47941896 |
| 753393 | Dec 20, 2012 | Dec 20, 2012 | Rosetta Resources Operating LP | Gates 05D #3813AH | 8,450 | 47942221 |
| 753390 | Dec 20, 2012 | Dec 20, 2012 | Rosetta Resources Operating LP | Gates 05D #3713AH | 8,450 | 47942220 |
| 753388 | Dec 20, 2012 | Dec 20, 2012 | Rosetta Resources Operating LP | Gates 05D #3613AH | 8,450 | 47942219 |
| 753347 | Dec 19, 2012 | Dec 19, 2012 | Lewis Petro Properties, Inc. | Cotulla #42HH | 17,000 | 47942218 |
| 753345 | Dec 19, 2012 | Dec 19, 2012 | Lewis Petro Properties, Inc. | Cotulla #41HH | 17,000 | 47942217 |
| 753344 | Dec 19, 2012 | Dec 19, 2012 | Lewis Petro Properties, Inc. | Cotulla #40HH | 17,000 | 47942216 |
| 752979 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HZH | 20,000 | 47942215 |
| 752976 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HYH | 20,000 | 47942214 |
| 752974 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HXH | 20,000 | 47942206 |
| 752971 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HWH | 20,000 | 47942213 |
| 752968 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HVH | 20,000 | 47942212 |
| 752967 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HEH | 20,000 | 47942211 |
| 752967Amendment | Dec 14, 2012 | Dec 14, 2012 | SN Operating, LLC | Piloncillo #D 20HEH | 20,100 | 47942211 |
| 752966 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HDH | 20,000 | 47942210 |
| 752966Amendment | Dec 14, 2012 | Dec 14, 2012 | SN Operating, LLC | Piloncillo #D 20HDH | 20,100 | 47942210 |
| 752965 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HCH | 20,000 | 47942209 |
| 752962 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HBH | 20,000 | 47942208 |
| 752960 | Dec 14, 2012 | Dec 14, 2012 | Shell Western E&P | Piloncillo #D 20HAH | 20,000 | 47942207 |
| 752845 | Dec 13, 2012 | Dec 13, 2012 | Lewis Petro Properties, Inc. | Gates 11-Dr #146HH | 9,000 | 47942205 |
| 752844 | Dec 13, 2012 | Dec 13, 2012 | Lewis Petro Properties, Inc. | Gates 11-Dr #145HH | 9,000 | 47942204 |
| 752842 | Dec 13, 2012 | Dec 13, 2012 | Lewis Petro Properties, Inc. | Gates 11-Dr #144HH | 9,000 | 47942203 |
| 752803 | Dec 12, 2012 | Dec 12, 2012 | Lewis Petro Properties, Inc. | Gustavo Benavides 1537 #5HH | 12,500 | 47942202 |
| 752745 | Dec 12, 2012 | Dec 12, 2012 | SM Energy Company | Briscoe G #42HH | 10,000 | 47942196 |
| 752743 | Dec 11, 2012 | Dec 11, 2012 | SM Energy Company | Briscoe G #36HH | 10,000 | 47942201 |
| 752741 | Dec 11, 2012 | Dec 11, 2012 | SM Energy Company | Briscoe G #35HH | 10,000 | 47942200 |
| 752725 | Dec 11, 2012 | Dec 11, 2012 | SM Energy Company | Briscoe G #34HH | 11,000 | 47942199 |
| 752723 | Dec 11, 2012 | Dec 11, 2012 | SM Energy Company | Briscoe G #33HH | 11,000 | 47942198 |
| 752722 | Dec 11, 2012 | Dec 11, 2012 | SM Energy Company | Briscoe G #32HH | 11,000 | 47942197 |
| 752574 | Dec 10, 2012 | Dec 10, 2012 | SM Energy Company | Briscoe G #44HH | 10,000 | 47942195 |
| 752599 | Dec 7, 2012 | Dec 7, 2012 | Laredo Energy | St of TX - Mann Trust Gas Unit 1 #2HH | 9,500 | 47942194 |
| 752576 | Dec 7, 2012 | Dec 7, 2012 | SM Energy Company | Briscoe G #45HH | 10,000 | 47942192 |
| 752572 | Dec 7, 2012 | Dec 7, 2012 | SM Energy Company | Briscoe G #43HH | 10,000 | 47942193 |
| 752534 | Dec 6, 2012 | Dec 6, 2012 | Lewis Petro Properties, Inc. | Briscoe-State 1130 #4HH | 12,500 | 47942191 |
| 752016 | Dec 3, 2012 | Dec 3, 2012 | Lewis Petro Properties, Inc. | Long, J.S. #9HH | 12,500 | 47942180 |
| 752014 | Dec 3, 2012 | Dec 3, 2012 | Lewis Petro Properties, Inc. | Long, J.S. #8HH | 12,500 | 47942185 |
| 752011 | Dec 3, 2012 | Dec 3, 2012 | Lewis Petro Properties, Inc. | Briscoe-MANRY1393 #36HH | 12,500 | 47942183 |
| 752009 | Dec 3, 2012 | Dec 3, 2012 | Lewis Petro Properties, Inc. | Briscoe-Manry 1393 #34HH | 12,500 | 47942179 |
| 751662 | Nov 30, 2012 | Nov 30, 2012 | Special Energy Corporation | Manuel Pena #1 | 6,800 | 47942190 |
| 752033 | Nov 29, 2012 | Nov 29, 2012 | SM Energy Company | Galvan Ranch #A566HH | 13,000 | 47942188 |
| 752032 | Nov 29, 2012 | Nov 29, 2012 | SM Energy Company | Galvan Ranch #A564HH | 13,000 | 47942187 |
| 752031 | Nov 29, 2012 | Nov 29, 2012 | SM Energy Company | Galvan Ranch #A562HH | 13,000 | 47942189 |
| 752029 | Nov 29, 2012 | Nov 29, 2012 | SM Energy Company | Galvan Ranch #A561HH | 13,000 | 47942184 |
| 752017 | Nov 29, 2012 | Nov 29, 2012 | Lewis Petro Properties, Inc. | Huisache Cattle Company A #11HH | 12,500 | 47942181 |
| 751500 | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HZH | 20,000 | 47942174 |
| 751499 | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HYH | 20,000 | 47942173 |
| 751499Amendment | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HYH | 20,000 | 47942173 |
| 751498 | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HXH | 20,000 | 47942172 |
| 751498Amendment | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HXH | 20,000 | 47942172 |
| 751497 | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HWH | 20,000 | 47942171 |
| 751497Amendment | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HWH | 20,000 | 47942171 |
| 751496 | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HVH | 20,000 | 47942170 |
| 751496Amendment | Nov 29, 2012 | Nov 29, 2012 | Shell Western E&P | Piloncillo #E 15HVH | 20,000 | 47942170 |
| 752010 | Nov 28, 2012 | Nov 28, 2012 | Lewis Petro Properties, Inc. | Briscoe-Manry 1393 #35HH | 12,500 | 47942186 |
| 752007 | Nov 28, 2012 | Nov 28, 2012 | Lewis Petro Properties, Inc. | Briscoe-Manry 1393 #32HH | 12,500 | 47942182 |
| 752005 | Nov 28, 2012 | Nov 28, 2012 | Lewis Petro Properties, Inc. | Briscoe-Manry 1393 #31HH | 12,500 | 47942178 |
| 751780 | Nov 26, 2012 | Nov 26, 2012 | Lewis Petro Properties, Inc. | Slaughter #6HH | 12,500 | 47942177 |
| 750964 | Nov 21, 2012 | Nov 21, 2012 | SM Energy Company | Galvan Ranch #A558HH | 12,000 | 47942158 |
| 751678 | Nov 20, 2012 | Nov 20, 2012 | SM Energy Company | Galvan Ranch #A547HH | 12,000 | 47942176 |
| 751676 | Nov 20, 2012 | Nov 20, 2012 | SM Energy Company | Galvan Ranch #A545HH | 12,000 | 47942175 |
| 751509 | Nov 19, 2012 | Nov 19, 2012 | Laredo Energy | L.F. Puig III Gas Unit 2 #3HH | 8,000 | 47942169 |