| 823137 | Mar 7, 2017 | Mar 7, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana GG Unit #O 1HH | 9,000 | 47943694 |
| 823137Amendment | Mar 7, 2017 | Mar 7, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana GG Unit #O 1HH | 9,000 | 47943694 |
| 823137Amendment | Mar 7, 2017 | Mar 7, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana GG Unit #O 1HH | 9,000 | 47943694 |
| 823164 | Mar 3, 2017 | Mar 3, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana N Unit #O 1HH | 9,000 | 47943695 |
| 823164Amendment | Mar 3, 2017 | Mar 3, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana N Unit #O 1HH | 9,000 | 47943695 |
| 821453 | Feb 14, 2017 | Feb 14, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana P Unit #O 1HH | 9,000 | 47943693 |
| 821453Amendment | Feb 14, 2017 | Feb 14, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana P Unit #O 1HH | 9,000 | 47943693 |
| 822600 | Feb 10, 2017 | Feb 10, 2017 | Rosetta Resources Operating LP | Gates 10 Rose A #1012H | 8,999 | 47943115 |
| 822602 | Feb 9, 2017 | Feb 9, 2017 | Rosetta Resources Operating LP | Gates 10 Rose A #1051H | 8,999 | 47943119 |
| 822586 | Feb 8, 2017 | Feb 8, 2017 | Rosetta Resources Operating LP | Gates 10 Rose A #1011H | 8,999 | 47943114 |
| 822530 | Feb 3, 2017 | Feb 3, 2017 | Escondido Resources Oper Co, LLC | JCR #2HH | 12,000 | 47943692 |
| 822530Amendment | Feb 3, 2017 | Feb 3, 2017 | Escondido Resources Oper Co, LLC | JCR #2HH | 12,000 | 47943692 |
| 822528 | Feb 3, 2017 | Feb 3, 2017 | Escondido Resources Oper Co, LLC | JCR #1HH | 12,000 | 47943691 |
| 822528Amendment | Feb 3, 2017 | Feb 3, 2017 | Escondido Resources Oper Co, LLC | JCR #1HH | 12,000 | 47943691 |
| 822472 | Feb 2, 2017 | Feb 2, 2017 | Rosetta Resources Operating LP | Gates 05D Unit A #1119RH | 8,999 | 47943690 |
| 822147 | Feb 1, 2017 | Feb 1, 2017 | Lewis Petro Properties, Inc. | Volz State A2732 #11HH | 12,500 | 47943689 |
| 822153 | Jan 31, 2017 | Jan 31, 2017 | Killam Oil Co., Ltd. | Pescadito State 2024 #2 | 7,400 | 47940814 |
| 822213 | Jan 27, 2017 | Jan 27, 2017 | Rosetta Resources Operating LP | Gates 05D Unit M #5021H | 8,999 | 47943688 |
| 822210 | Jan 27, 2017 | Jan 27, 2017 | Rosetta Resources Operating LP | Gates 05D Unit L #7021AH | 8,999 | 47943685 |
| 822208 | Jan 26, 2017 | Jan 26, 2017 | Rosetta Resources Operating LP | Gates 05D Unit K #5021AH | 8,999 | 47943684 |
| 822212 | Jan 25, 2017 | Jan 25, 2017 | Rosetta Resources Operating LP | Gates 05D Unit M #3021H | 8,999 | 47943687 |
| 822212Amendment | Jan 25, 2017 | Jan 25, 2017 | Rosetta Resources Operating LP | Gates 05D Unit M #3021H | 8,880 | 47943687 |
| 822211 | Jan 25, 2017 | Jan 25, 2017 | Rosetta Resources Operating LP | Gates 05D Unit L #9021AH | 8,999 | 47943686 |
| 822159 | Jan 25, 2017 | Jan 25, 2017 | Rosetta Resources Operating LP | Gates 05D Unit J #3021AH | 8,999 | 47943683 |
| 822158 | Jan 25, 2017 | Jan 25, 2017 | Rosetta Resources Operating LP | Gates 05D Unit J #1720H | 8,999 | 47943682 |
| 822157 | Jan 25, 2017 | Jan 25, 2017 | Rosetta Resources Operating LP | Gates 05D Unit I #1520H | 8,999 | 47943681 |
| 821974 | Jan 25, 2017 | Jan 25, 2017 | Lewis Petro Properties, Inc. | Bfmt East #18HH | 12,500 | 47943676 |
| 821914 | Jan 20, 2017 | Jan 20, 2017 | Lewis Petro Properties, Inc. | Owen 1080 GU A #20HH | 12,500 | 47943680 |
| 821914Amendment | Jan 20, 2017 | Jan 20, 2017 | Lewis Petro Properties, Inc. | Owen 1080 GU C #20HH | 12,500 | 47943680 |
| 821911 | Jan 20, 2017 | Jan 20, 2017 | Lewis Petro Properties, Inc. | Owen 1080 GU A #19HH | 12,500 | 47943679 |
| 821911Amendment | Jan 20, 2017 | Jan 20, 2017 | Lewis Petro Properties, Inc. | Owen 1080 GU B #19HH | 12,500 | 47943679 |
| 821909 | Jan 20, 2017 | Jan 20, 2017 | Lewis Petro Properties, Inc. | Owen 1080 - 5 #18HH | 12,500 | 47943678 |
| 821909Amendment | Jan 20, 2017 | Jan 20, 2017 | Lewis Petro Properties, Inc. | Owen 1080 GU A #18HH | 12,500 | 47943678 |
| 821865 | Jan 20, 2017 | Jan 20, 2017 | SM Energy Company | Briscoe G GU8 State (SA3) #662HH | 12,000 | 47943677 |
| 821973 | Jan 19, 2017 | Jan 19, 2017 | Lewis Petro Properties, Inc. | Bfmt East #17HH | 12,500 | 47943675 |
| 821971 | Jan 19, 2017 | Jan 19, 2017 | Lewis Petro Properties, Inc. | Bfmt East #16HH | 12,500 | 47943674 |
| 821969 | Jan 19, 2017 | Jan 19, 2017 | Lewis Petro Properties, Inc. | Bfmt East #15HH | 12,500 | 47943673 |
| 821869 | Jan 17, 2017 | Jan 17, 2017 | SM Energy Company | Briscoe G GU8 State (SA1) #642HH | 12,000 | 47943668 |
| 821868 | Jan 17, 2017 | Jan 17, 2017 | SM Energy Company | Briscoe G GU8 State (SA2) #653HH | 12,000 | 47943667 |
| 821902 | Jan 13, 2017 | Jan 13, 2017 | Rosetta Resources Operating LP | Gates 05D Unit H #1320H | 8,999 | 47943672 |
| 821898 | Jan 13, 2017 | Jan 13, 2017 | Rosetta Resources Operating LP | Gates 05D Unit H #1120H | 8,999 | 47943671 |
| 821897 | Jan 13, 2017 | Jan 13, 2017 | Rosetta Resources Operating LP | Gates 05D Unit G #9020H | 8,999 | 47943670 |
| 821895 | Jan 13, 2017 | Jan 13, 2017 | Rosetta Resources Operating LP | Gates 05D Unit G #7020H | 8,999 | 47943669 |
| 821782 | Jan 12, 2017 | Jan 12, 2017 | Killam Oil Co., Ltd. | El Viejito #1 | 6,500 | 47943664 |
| 821673 | Jan 11, 2017 | Jan 11, 2017 | Sanchez Oil & Gas Corporation | South Sales #2 | 250 | 12738020 |
| 821660 | Jan 11, 2017 | Jan 11, 2017 | Sanchez Oil & Gas Corporation | Gas Plant D #1 | 250 | 47943665 |
| 821454 | Jan 9, 2017 | Jan 9, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana O Unit #O 1HH | 9,000 | 47943663 |
| 821454Amendment | Jan 9, 2017 | Jan 9, 2017 | Chesapeake Operating, L.L.C. | Faith-Yana O Unit #O 1HH | 9,000 | 47943663 |
| 821346 | Jan 9, 2017 | Jan 9, 2017 | Swift Energy Operating, LLC | Fasken State #22D | 9,200 | 47942806 |
| 820995 | Jan 9, 2017 | Jan 9, 2017 | Rosetta Resources Operating LP | Gates 05D Unit E #2119H | 8,999 | 47943639 |
| 821575 | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HGH | 10,500 | 47943662 |
| 821574 | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HFH | 10,500 | 47943661 |
| 821573 | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HEH | 10,500 | 47943660 |
| 821572 | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HDH | 10,500 | 47943659 |
| 821572Amendment | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HDH | 10,500 | 47943659 |
| 821571 | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HCH | 10,500 | 47943658 |
| 821570 | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HBH | 10,500 | 47943657 |
| 821569 | Jan 6, 2017 | Jan 6, 2017 | SN Operating, LLC | Piloncillo #E 20HAH | 10,500 | 47943656 |
| 821502 | Jan 5, 2017 | Jan 5, 2017 | Lewis Petro Properties, Inc. | Santa Elena #19HH | 9,000 | 47943655 |
| 821394 | Dec 29, 2016 | Dec 29, 2016 | SN Operating, LLC | Piloncillo #E 14HGH | 10,000 | 47943654 |
| 821393 | Dec 29, 2016 | Dec 29, 2016 | SN Operating, LLC | Piloncillo #E 14HFH | 10,000 | 47943653 |
| 821392 | Dec 29, 2016 | Dec 29, 2016 | SN Operating, LLC | Piloncillo #E 14HEH | 10,000 | 47943652 |
| 821391 | Dec 29, 2016 | Dec 29, 2016 | SN Operating, LLC | Piloncillo #E 14HDH | 10,000 | 47943651 |
| 821380 | Dec 29, 2016 | Dec 29, 2016 | SN Operating, LLC | Piloncillo #E 14HCH | 10,000 | 47943650 |
| 821379 | Dec 29, 2016 | Dec 29, 2016 | SN Operating, LLC | Piloncillo #E 14HBH | 10,000 | 47943649 |
| 821378 | Dec 29, 2016 | Dec 29, 2016 | SN Operating, LLC | Piloncillo #E 14HAH | 10,000 | 47943648 |
| 821025 | Dec 21, 2016 | Dec 21, 2016 | Swift Energy Operating, LLC | Fasken State #63HH | 10,500 | 47943646 |
| 821024 | Dec 21, 2016 | Dec 21, 2016 | Swift Energy Operating, LLC | Fasken State #62HH | 10,500 | 47943645 |
| 821019 | Dec 21, 2016 | Dec 21, 2016 | Swift Energy Operating, LLC | Fasken State #61HH | 10,500 | 47943644 |
| 821016 | Dec 21, 2016 | Dec 21, 2016 | Swift Energy Operating, LLC | Fasken State #60HH | 10,500 | 47943641 |
| 821008 | Dec 21, 2016 | Dec 21, 2016 | Swift Energy Operating, LLC | Fasken State #59HH | 10,500 | 47943640 |
| 820997 | Dec 21, 2016 | Dec 21, 2016 | Rosetta Resources Operating LP | Gates 05D Unit F #5020H | 8,999 | 47943643 |
| 820996 | Dec 21, 2016 | Dec 21, 2016 | Rosetta Resources Operating LP | Gates 05D Unit F #3020H | 8,999 | 47943642 |
| 820268 | Dec 21, 2016 | Dec 21, 2016 | Chesapeake Operating, L.L.C. | Pge Browne #Q 2HH | 9,000 | 47943630 |
| 820267 | Dec 21, 2016 | Dec 21, 2016 | Chesapeake Operating, L.L.C. | Pge Browne #Q 1HH | 9,000 | 47943629 |
| 820266 | Dec 21, 2016 | Dec 21, 2016 | Chesapeake Operating, L.L.C. | Pge Browne #P 3HH | 9,000 | 47943628 |
| 820533 | Dec 16, 2016 | Dec 16, 2016 | Chesapeake Operating, L.L.C. | Faith-Yana #M 3HH | 9,000 | 47943633 |
| 821078 | Dec 13, 2016 | Dec 13, 2016 | Escondido Resources Oper Co, LLC | Spohn Ranch #15HH | 12,000 | 47943634 |
| 821077 | Dec 13, 2016 | Dec 13, 2016 | Escondido Resources Oper Co, LLC | Spohn Ranch #14HH | 12,000 | 47943635 |
| 821075 | Dec 13, 2016 | Dec 13, 2016 | Escondido Resources Oper Co, LLC | Spohn Ranch #13HH | 12,000 | 47943636 |
| 821074 | Dec 13, 2016 | Dec 13, 2016 | Escondido Resources Oper Co, LLC | Spohn Ranch #12HH | 12,000 | 47943637 |
| 821074Amendment | Dec 13, 2016 | Dec 13, 2016 | Escondido Resources II, LLC | Spohn Ranch #12HH | 12,000 | 47943637 |
| 820272 | Dec 12, 2016 | Dec 12, 2016 | Chesapeake Operating, L.L.C. | Pge Browne #Q 3HH | 9,000 | 47943631 |
| 820264 | Dec 12, 2016 | Dec 12, 2016 | Chesapeake Operating, L.L.C. | Pge Browne #P 2HH | 9,000 | 47943627 |
| 820262 | Dec 12, 2016 | Dec 12, 2016 | Chesapeake Operating, L.L.C. | Pge Browne #P 1HH | 9,000 | 47943626 |
| 820632 | Dec 7, 2016 | Dec 7, 2016 | Lewis Petro Properties, Inc. | Rosa Benavides 1450 EF #10HH | 12,500 | 47943625 |
| 820630 | Dec 7, 2016 | Dec 7, 2016 | Lewis Petro Properties, Inc. | Rosa Benavides 1450 EF #9HH | 12,500 | 47943624 |
| 820579 | Dec 6, 2016 | Dec 6, 2016 | Laredo Energy Operating, LLC | Ellen C. #10HH | 8,000 | 47943623 |
| 820567 | Dec 6, 2016 | Dec 6, 2016 | Rosetta Resources Operating LP | Gates 05D Unit D #1919H | 8,999 | 47943620 |
| 820566 | Dec 6, 2016 | Dec 6, 2016 | Rosetta Resources Operating LP | Gates 05D Unit C #1719H | 8,999 | 47943618 |
| 820565 | Dec 6, 2016 | Dec 6, 2016 | Rosetta Resources Operating LP | Gates 05D Unit C #1519H | 8,999 | 47943619 |
| 820619 | Dec 2, 2016 | Dec 2, 2016 | Lewis Petro Properties, Inc. | Gates O TR2 #5HH | 9,000 | 47943621 |
| 820619Amendment | Dec 2, 2016 | Dec 2, 2016 | Lewis Petro Properties, Inc. | Gates O TR2 #5HH | 9,000 | 47943621 |
| 820545 | Dec 2, 2016 | Dec 2, 2016 | Lewis Petro Properties, Inc. | San Roman 1508 #40HH | 12,500 | 47943622 |
| 820544 | Dec 2, 2016 | Dec 2, 2016 | Lewis Petro Properties, Inc. | San Roman 1508 #39HH | 12,500 | 47943616 |
| 815830 | Dec 2, 2016 | Dec 2, 2016 | Impetro Operating LLC | South Callaghan Ranch #356 | 9,000 | 47943617 |
| 820390 | Nov 29, 2016 | Nov 29, 2016 | Rosetta Resources Operating LP | Gates 05D Unit B #1319H | 8,999 | 47943614 |
| 820389 | Nov 29, 2016 | Nov 29, 2016 | Rosetta Resources Operating LP | Gates 05D Unit A #1119H | 8,999 | 47943613 |
| 820388 | Nov 29, 2016 | Nov 29, 2016 | Rosetta Resources Operating LP | Gates 05D Unit A #9019H | 8,999 | 47943615 |
| 820387 | Nov 29, 2016 | Nov 29, 2016 | Rosetta Resources Operating LP | Gates 05D Unit A #7019H | 8,999 | 47943612 |