| 738469 | May 1, 2012 | May 1, 2012 | Lewis Petro Properties, Inc. | Gates 07-Dr G. U. 'D' #34HH | 17,000 | 47941844 |
| 738344 | Apr 27, 2012 | Apr 27, 2012 | SM Energy Company | Galvan Ranch #A247HH | 12,000 | 47941841 |
| 738284 | Apr 27, 2012 | Apr 27, 2012 | SM Energy Company | Galvan Ranch LP #4HH | 12,000 | 47941842 |
| 738145 | Apr 25, 2012 | Apr 25, 2012 | Lewis Petro Properties, Inc. | Stewart State #14HH | 12,500 | 47941839 |
| 738917 | Apr 24, 2012 | Apr 24, 2012 | Mohican Operating, L.L.C. | Bhe #13 | 10,700 | 47941843 |
| 738042 | Apr 23, 2012 | Apr 23, 2012 | Lewis Petro Properties, Inc. | Fasken-State 1613 #19 | 12,500 | 47941837 |
| 738013 | Apr 23, 2012 | Apr 23, 2012 | SM Energy Company | Galvan State #3HH | 12,000 | 47941838 |
| 737996 | Apr 23, 2012 | Apr 23, 2012 | Rosetta Resources Operating LP | Gates 05D #1111H | 8,600 | 47941835 |
| 737984 | Apr 23, 2012 | Apr 23, 2012 | Rosetta Resources Operating LP | Gates 05D #1011H | 8,550 | 47941840 |
| 737969 | Apr 21, 2012 | Apr 21, 2012 | Rosetta Resources Operating LP | Gates 05D #9011H | 8,550 | 47941836 |
| 737776 | Apr 20, 2012 | Apr 20, 2012 | Lewis Petro Properties, Inc. | Jackson-Vestal #3HH | 12,500 | 47941833 |
| 737693 | Apr 20, 2012 | Apr 20, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #B 4HH | 9,000 | 47941831 |
| 737692 | Apr 20, 2012 | Apr 20, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #B 2HH | 9,000 | 47941832 |
| 737760 | Apr 19, 2012 | Apr 19, 2012 | SM Energy Company | Briscoe G GU4 State #19HH | 10,000 | 47941829 |
| 737755 | Apr 19, 2012 | Apr 19, 2012 | SM Energy Company | Briscoe G GU4 State #17HH | 10,000 | 47941828 |
| 737620 | Apr 19, 2012 | Apr 19, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #B 3HH | 9,000 | 47941830 |
| 737489 | Apr 19, 2012 | Apr 19, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #B 1HH | 9,000 | 47941827 |
| 737453 | Apr 18, 2012 | Apr 18, 2012 | SM Energy Company | Galvan Ranch #B115HH | 12,000 | 47941826 |
| 737398 | Apr 18, 2012 | Apr 18, 2012 | Lewis Petro Properties, Inc. | Volz 1125 #9HH | 12,500 | 47941825 |
| 737374 | Apr 17, 2012 | Apr 17, 2012 | SM Energy Company | Galvan Ranch #C307HH | 12,000 | 47941824 |
| 737302 | Apr 17, 2012 | Apr 17, 2012 | Lewis Petro Properties, Inc. | La Moca Gas Unit I #24HH | 12,500 | 47941823 |
| 737041 | Apr 13, 2012 | Apr 13, 2012 | Lewis Petro Properties, Inc. | San Roman 'A' #12HH | 12,500 | 47941821 |
| 737002 | Apr 13, 2012 | Apr 13, 2012 | Lewis Petro Properties, Inc. | Gates 07-Dr G. U. 'A' #29HH | 17,000 | 47941820 |
| 737092 | Apr 11, 2012 | Apr 11, 2012 | Lewis Petro Properties, Inc. | Gates 07-Dr G. U. 'C' #33HH | 17,000 | 47941822 |
| 736988 | Apr 11, 2012 | Apr 11, 2012 | SM Energy Company | Galvan Ranch #B327HH | 12,000 | 47941819 |
| 736972 | Apr 11, 2012 | Apr 11, 2012 | Lewis Petro Properties, Inc. | Gates 07-Dr G. U. 'B' #32HH | 17,000 | 47941816 |
| 736940 | Apr 11, 2012 | Apr 11, 2012 | Shell Western E&P | Piloncillo #D 17HFH | 18,000 | 47941818 |
| 736940Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HFH | 18,000 | 47941818 |
| 736940Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HFH | 20,100 | 47941818 |
| 736939 | Apr 11, 2012 | Apr 11, 2012 | Shell Western E&P | Piloncillo #D 17HEH | 18,000 | 47941817 |
| 736939Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HEH | 18,000 | 47941817 |
| 736939Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HEH | 20,100 | 47941817 |
| 736939Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HEH | 8,700 | 47941817 |
| 736938 | Apr 11, 2012 | Apr 11, 2012 | Shell Western E&P | Piloncillo #D 17HDH | 18,000 | 47941815 |
| 736938Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HDH | 18,000 | 47941815 |
| 736938Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HDH | 20,100 | 47941815 |
| 736937 | Apr 11, 2012 | Apr 11, 2012 | Shell Western E&P | Piloncillo #D 17HCH | 18,000 | 47941813 |
| 736937Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HCH | 18,000 | 47941813 |
| 736937Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HCH | 20,100 | 47941813 |
| 736936 | Apr 11, 2012 | Apr 11, 2012 | Shell Western E&P | Piloncillo #D 17HBH | 18,000 | 47941814 |
| 736936Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HBH | 18,000 | 47941814 |
| 736936Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HBH | 20,100 | 47941814 |
| 736935 | Apr 11, 2012 | Apr 11, 2012 | Shell Western E&P | Piloncillo #D 17HAH | 18,000 | 47941812 |
| 736935Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HAH | 18,000 | 47941812 |
| 736935Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HAH | 20,100 | 47941812 |
| 736935Amendment | Apr 11, 2012 | Apr 11, 2012 | SN Operating, LLC | Piloncillo #D 17HAH | 9,000 | 47941812 |
| 736760 | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 2HH | 12,000 | 47941811 |
| 736760Amendment | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 2HH | 12,000 | 47941811 |
| 736760Amendment | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 2HH | 12,000 | 47941811 |
| 736759 | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 3HH | 12,000 | 47941810 |
| 736759Amendment | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 3HH | 12,000 | 47941810 |
| 736759Amendment | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 3HH | 12,000 | 47941810 |
| 736751 | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 1HH | 12,000 | 47941809 |
| 736751Amendment | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 1HH | 12,000 | 47941809 |
| 736751Amendment | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 1HH | 12,000 | 47941809 |
| 736751Amendment | Apr 9, 2012 | Apr 9, 2012 | Chesapeake Operating, Inc. | Pge Dos #D 1HH | 12,000 | 47941809 |
| 736634 | Apr 6, 2012 | Apr 6, 2012 | Lewis Petro Properties, Inc. | M. G. Lillie 1615 #1HH | 17,000 | 47941807 |
| 736595 | Apr 5, 2012 | Apr 5, 2012 | SM Energy Company | Brask Dumont #3HH | 12,000 | 47941806 |
| 736475 | Apr 4, 2012 | Apr 4, 2012 | Lewis Petro Properties, Inc. | Briscoe State 1130 #2HH | 12,500 | 47941805 |
| 737260 | Apr 2, 2012 | Apr 2, 2012 | Lewis Petro Properties, Inc. | Fasken-State 1202 #18HH | 17,000 | 47941808 |
| 736260 | Mar 30, 2012 | Mar 30, 2012 | Lewis Petro Properties, Inc. | Volz-State 1592 G. U. #6HH | 17,000 | 47941804 |
| 736194 | Mar 28, 2012 | Mar 28, 2012 | Lewis Petro Properties, Inc. | La Moca Gas Unit C #23HH | 12,500 | 47941803 |
| 736194Amendment | Mar 28, 2012 | Mar 28, 2012 | Lewis Petro Properties, Inc. | La Moca Gas Unit C #23HH | 9,000 | 47941803 |
| 736066 | Mar 26, 2012 | Mar 26, 2012 | Chesapeake Operating, Inc. | Pge Browne #D 4HH | 9,000 | 47941798 |
| 736064 | Mar 26, 2012 | Mar 26, 2012 | Chesapeake Operating, Inc. | Pge Browne #D 1HH | 9,000 | 47941797 |
| 736046 | Mar 24, 2012 | Mar 24, 2012 | Chesapeake Operating, Inc. | Pge Browne #D 3HH | 9,000 | 47941795 |
| 736043 | Mar 24, 2012 | Mar 24, 2012 | Chesapeake Operating, Inc. | Pge Browne #D 2HH | 9,000 | 47941796 |
| 735753 | Mar 23, 2012 | Mar 23, 2012 | SM Energy Company | Galvan Ranch LP #3HH | 12,000 | 47941794 |
| 735704 | Mar 22, 2012 | Mar 22, 2012 | Lewis Petro Properties, Inc. | Long, A. G. Heirs #1HH | 9,800 | 47940821 |
| 735704Amendment | Mar 22, 2012 | Mar 22, 2012 | Lewis Petro Properties, Inc. | Long, A. G. Heirs #1HH | 10,000 | 47940821 |
| 735486 | Mar 21, 2012 | Mar 21, 2012 | Chesapeake Operating, Inc. | Pge Browne #G 4HH | 12,000 | 47941792 |
| 735477 | Mar 21, 2012 | Mar 21, 2012 | Shell Western E&P | Piloncillo #D 24HCH | 18,000 | 47941793 |
| 735477Amendment | Mar 21, 2012 | Mar 21, 2012 | Shell Western E&P | Piloncillo #D 24HCH | 18,000 | 47941793 |
| 735477Amendment | Mar 21, 2012 | Mar 21, 2012 | Shell Western E&P | Piloncillo #D 24HCH | 18,000 | 47941793 |
| 735571 | Mar 20, 2012 | Mar 20, 2012 | SM Energy Company | Galvan Ranch #B346HH | 12,000 | 47941789 |
| 735801 | Mar 19, 2012 | Mar 19, 2012 | Lewis Petro Properties, Inc. | San Roman 1508 #14HH | 12,500 | 47941791 |
| 735610 | Mar 19, 2012 | Mar 19, 2012 | Lewis Petro Properties, Inc. | Zamora B #6HH | 12,500 | 47941790 |
| 735529 | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HFH | 18,000 | 47941788 |
| 735529Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HFH | 18,000 | 47941788 |
| 735526 | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HEH | 18,000 | 47941787 |
| 735526Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HEH | 18,000 | 47941787 |
| 735524 | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HDH | 18,000 | 47941786 |
| 735524Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HDH | 18,000 | 47941786 |
| 735524Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HDH | 18,000 | 47941786 |
| 735524Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HDH | 18,000 | 47941786 |
| 735523 | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HCH | 18,000 | 47941785 |
| 735523Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HCH | 18,000 | 47941785 |
| 735522 | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HBH | 18,000 | 47941784 |
| 735522Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HBH | 18,000 | 47941784 |
| 735519 | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HAH | 18,000 | 47941783 |
| 735519Amendment | Mar 19, 2012 | Mar 19, 2012 | Shell Western E&P | Piloncillo #D 23HAH | 18,000 | 47941783 |
| 735485 | Mar 16, 2012 | Mar 16, 2012 | Chesapeake Operating, Inc. | Pge Browne #G 3HH | 12,000 | 47941777 |
| 735482 | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HZH | 18,000 | 47941782 |
| 735482Amendment | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HZH | 18,000 | 47941782 |
| 735481 | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HEH | 18,000 | 47941781 |
| 735481Amendment | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HEH | 18,000 | 47941781 |
| 735478 | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HDH | 18,000 | 47941780 |
| 735478Amendment | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HDH | 18,000 | 47941780 |
| 735478Amendment | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HDH | 18,000 | 47941780 |
| 735476 | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HBH | 18,000 | 47941779 |