| 818674 | Sep 27, 2016 | Sep 27, 2016 | 4P Energy Texas, LLC | Armstrong #2008HAH | 13,500 | 48333930 |
| 818155 | Sep 26, 2016 | Sep 26, 2016 | J-Brex Company | Sheets #3052 | 3,000 | 48333928 |
| 818157 | Sep 23, 2016 | Sep 23, 2016 | J-Brex Company | Sheets #4052 | 3,000 | 48333929 |
| 818009 | Sep 7, 2016 | Sep 7, 2016 | Le Norman Operating LLC | Key -11- #1HH | 14,000 | 48333927 |
| 817820 | Aug 18, 2016 | Aug 18, 2016 | 4P Energy Texas, LLC | Britt #1226HAH | 13,100 | 48333926 |
| 817820Amendment | Aug 18, 2016 | Aug 18, 2016 | 4P Energy Texas, LLC | Britt #1226HAH | 13,100 | 48333926 |
| 817154 | Jul 28, 2016 | Jul 28, 2016 | 4P Energy Texas, LLC | Britt Caldwell #1015HAH | 13,000 | 48333925 |
| 817154Amendment | Jul 28, 2016 | Jul 28, 2016 | 4P Energy Texas, LLC | Britt Caldwell #1015HAH | 13,000 | 48333925 |
| 816515 | Jun 23, 2016 | Jun 23, 2016 | Le Norman Operating LLC | Britt Ranch Unit #3615HH | 15,000 | 48333924 |
| 816339 | Jun 16, 2016 | Jun 16, 2016 | 4P Energy Texas, LLC | Harris #4HBH | 13,000 | 48333923 |
| 815891 | May 26, 2016 | May 26, 2016 | Enervest Operating, L.L.C. | Coates #108 | 16,000 | 48332213 |
| 815797 | May 20, 2016 | May 20, 2016 | Le Norman Operating LLC | Britt -3- #3HH | 15,000 | 48333922 |
| 815557 | May 20, 2016 | May 20, 2016 | SLT Dakota Operating, Inc. | Sheria #1 | 1,794 | 48331012 |
| 815316 | May 11, 2016 | May 11, 2016 | Enervest Operating, L.L.C. | Black Trust 49 #1 | 23,000 | 48330780 |
| 815134 | Apr 25, 2016 | Apr 25, 2016 | Le Norman Operating LLC | Britt -10- #1HH | 14,000 | 48333921 |
| 815134Amendment | Apr 25, 2016 | Apr 25, 2016 | Le Norman Operating LLC | Britt -10- #1HH | 14,000 | 48333921 |
| 814263 | Apr 8, 2016 | Apr 8, 2016 | Enervest Operating, L.L.C. | Britt 38 SL #5HH | 13,155 | 48333920 |
| 812975 | Jan 13, 2016 | Jan 13, 2016 | J-Brex Company | Sheets #2052 | 3,000 | 48333919 |
| 812107 | Nov 24, 2015 | Nov 24, 2015 | Apache Corporation | Hunter Unit #1 | 15,100 | 48330519 |
| 811994 | Nov 17, 2015 | Nov 17, 2015 | Tapstone Energy, LLC | Stiles 1 #2101HH | 13,500 | 48333918 |
| 811457 | Oct 29, 2015 | Oct 29, 2015 | Le Norman Operating LLC | Britt -3- #1HH | 15,000 | 48333917 |
| 809933 | Oct 22, 2015 | Oct 22, 2015 | Tapstone Energy, LLC | Stiles 17 #2017HH | 13,500 | 48333913 |
| 809933Amendment | Oct 22, 2015 | Oct 22, 2015 | Tapstone Energy, LLC | Stiles 17 #2017HH | 13,500 | 48333913 |
| 811261 | Oct 21, 2015 | Oct 21, 2015 | Tapstone Energy, LLC | Stiles 24 #1424HH | 13,500 | 48333916 |
| 810908 | Oct 13, 2015 | Oct 13, 2015 | Enervest Operating, L.L.C. | Armstrong #2007HH | 13,500 | 48333915 |
| 810278 | Sep 21, 2015 | Sep 21, 2015 | Le Norman Operating LLC | Michelle 5 #4HH | 14,000 | 48333914 |
| 810278Amendment | Sep 21, 2015 | Sep 21, 2015 | Le Norman Operating LLC | Michelle 5 #4HH | 14,000 | 48333914 |
| 809932 | Sep 14, 2015 | Sep 14, 2015 | Tapstone Energy, LLC | Stiles 17 #1917HH | 13,500 | 48333912 |
| 809932Amendment | Sep 14, 2015 | Sep 14, 2015 | Tapstone Energy, LLC | Stiles 17 #1917HH | 13,500 | 48333912 |
| 809622 | Aug 25, 2015 | Aug 25, 2015 | Enervest Operating, L.L.C. | Lohberger #2 | 15,206 | 48330149 |
| 808623 | Jul 27, 2015 | Jul 27, 2015 | Enervest Operating, L.L.C. | Puryear #3013 | 15,200 | 48332012 |
| 808623Amendment | Jul 27, 2015 | Jul 27, 2015 | Enervest Operating, L.L.C. | Puryear #3013 | 15,200 | 48332012 |
| 808630 | Jul 23, 2015 | Jul 23, 2015 | Enervest Operating, L.L.C. | Mitchell #104 | 16,500 | 48332254 |
| 808630Amendment | Jul 23, 2015 | Jul 23, 2015 | Enervest Operating, L.L.C. | Mitchell #104 | 16,500 | 48332254 |
| 808622 | Jul 23, 2015 | Jul 23, 2015 | Enervest Operating, L.L.C. | Ray #203 | 16,500 | 48332511 |
| 808622Amendment | Jul 23, 2015 | Jul 23, 2015 | Enervest Operating, L.L.C. | Ray #203 | 16,500 | 48332511 |
| 808201 | Jul 16, 2015 | Jul 16, 2015 | Chesapeake Operating, L.L.C. | Hall 23 #1 | 10,000 | 48331906 |
| 806774 | Jun 8, 2015 | Jun 8, 2015 | J-Brex Company | Sheets #1 | 3,000 | 48333911 |
| 806981 | May 29, 2015 | May 29, 2015 | Enervest Operating, L.L.C. | Calcote #203 | 16,450 | 48332603 |
| 806981Amendment | May 29, 2015 | May 29, 2015 | Enervest Operating, L.L.C. | Calcote #203 | 16,450 | 48332603 |
| 806950 | May 29, 2015 | May 29, 2015 | Enervest Operating, L.L.C. | Coates #108 | 15,600 | 48332213 |
| 806950Amendment | May 29, 2015 | May 29, 2015 | Enervest Operating, L.L.C. | Coates #108 | 15,600 | 48332213 |
| 805997 | May 6, 2015 | May 6, 2015 | Le Norman Operating LLC | Britt -10- #1 | 14,000 | 48331064 |
| 804410 | Mar 17, 2015 | Mar 17, 2015 | Enervest Operating, L.L.C. | Britt 6 #106 | 16,000 | 48331768 |
| 804410Amendment | Mar 17, 2015 | Mar 17, 2015 | Enervest Operating, L.L.C. | Britt 6 #106 | 15,500 | 48331768 |
| 803312 | Jan 30, 2015 | Jan 30, 2015 | Enervest Operating, L.L.C. | Luker #602HH | 13,205 | 48333910 |
| 803312Amendment | Jan 30, 2015 | Jan 30, 2015 | Enervest Operating, L.L.C. | Luker #602HH | 13,205 | 48333910 |
| 802773 | Jan 16, 2015 | Jan 16, 2015 | 4P Energy Texas, LLC | Armstrong #2004HBH | 13,500 | 48333909 |
| 802503 | Jan 8, 2015 | Jan 8, 2015 | 4P Energy Texas, LLC | Puryear #1027HBH | 12,800 | 48333908 |
| 802503Amendment | Jan 8, 2015 | Jan 8, 2015 | Unbridled Resources, LLC | Puryear #1027HBH | 12,800 | 48333908 |
| 802449 | Jan 7, 2015 | Jan 7, 2015 | Enervest Operating, L.L.C. | Miller Spinney 39 SL #7HCH | 13,750 | 48333907 |
| 802449Amendment | Jan 7, 2015 | Jan 7, 2015 | Enervest Operating, L.L.C. | Miller Spinney 39 SL #7HCH | 13,750 | 48333907 |
| 802194 | Dec 29, 2014 | Dec 29, 2014 | 4P Energy Texas, LLC | Zybach-Tipps 12 SL #5HAH | 12,500 | 48333906 |
| 802191 | Dec 29, 2014 | Dec 29, 2014 | 4P Energy Texas, LLC | Zybach-Tipps 12 #4SLH | 12,700 | 48333905 |
| 802140 | Dec 29, 2014 | Dec 29, 2014 | Enervest Operating, L.L.C. | Davis 60 #11HH | 18,500 | 48333904 |
| 801296 | Dec 8, 2014 | Dec 8, 2014 | Sanguine Gas Exploration, LLC | Bass #1059HH | 11,000 | 48333903 |
| 800908 | Dec 1, 2014 | Dec 1, 2014 | Sanguine Gas Exploration, LLC | Hink #506HH | 11,000 | 48333902 |
| 799758 | Nov 7, 2014 | Nov 7, 2014 | 4P Energy Texas, LLC | Basin Royalty #803HBH | 11,100 | 48333901 |
| 799052 | Nov 4, 2014 | Nov 4, 2014 | 4P Energy Texas, LLC | Morrison #1333HAH | 13,750 | 48333897 |
| 796848 | Nov 4, 2014 | Nov 4, 2014 | Sanguine Gas Exploration, LLC | Mills #7024HH | 13,400 | 48333891 |
| 799396 | Oct 31, 2014 | Oct 31, 2014 | Chesapeake Operating, L.L.C. | Atherton 69 #20HH | 18,000 | 48333898 |
| 799395 | Oct 31, 2014 | Oct 31, 2014 | Chesapeake Operating, L.L.C. | Atherton 69 #28HH | 18,000 | 48333899 |
| 799371 | Oct 31, 2014 | Oct 31, 2014 | 4P Energy Texas, LLC | Harris #3HBH | 11,750 | 48333900 |
| 799371Amendment | Oct 31, 2014 | Oct 31, 2014 | Enervest Operating, L.L.C. | Harris #3HBH | 11,750 | 48333900 |
| 797902 | Oct 15, 2014 | Oct 15, 2014 | Linn Operating, Inc. | Dobson Ranch 40 SL #8HH | 13,499 | 48333896 |
| 797418 | Oct 9, 2014 | Oct 9, 2014 | Chesapeake Operating, Inc. | Atherton #1012HH | 16,000 | 48333895 |
| 797170 | Oct 9, 2014 | Oct 9, 2014 | Sanguine Gas Exploration, LLC | Naomi #2016HH | 13,650 | 48333894 |
| 796553 | Oct 9, 2014 | Oct 9, 2014 | Chesapeake Operating, Inc. | Atherton #1017HH | 16,000 | 48333889 |
| 797061 | Oct 8, 2014 | Oct 8, 2014 | Samson Lone Star, LLC | JW Young #5020HH | 12,397 | 48333892 |
| 796667 | Oct 3, 2014 | Oct 3, 2014 | Linn Operating, Inc. | Dobson Ranch 40 #9HH | 13,484 | 48333890 |
| 794832 | Oct 3, 2014 | Oct 3, 2014 | Chesapeake Operating, Inc. | Atherton #201 | 14,000 | 48331662 |
| 795676 | Sep 30, 2014 | Sep 30, 2014 | Apache Corporation | Brown #1259HH | 13,500 | 48333893 |
| 795613 | Sep 26, 2014 | Sep 26, 2014 | Chesapeake Operating, Inc. | Atherton #4069 | 14,000 | 48331652 |
| 793961 | Sep 23, 2014 | Sep 23, 2014 | Devon Energy Production Co, L.P. | Lee Hefley (AW) #2HH | 11,500 | 48333886 |
| 795387 | Sep 22, 2014 | Sep 22, 2014 | Sanguine Gas Exploration, LLC | G. C. Davis #3023HH | 12,500 | 48333887 |
| 794835 | Sep 12, 2014 | Sep 12, 2014 | Chesapeake Operating, Inc. | Atherton 69 #14 | 16,000 | 48331744 |
| 792231 | Sep 12, 2014 | Sep 12, 2014 | Chesapeake Operating, Inc. | Elmore 21 #12HH | 16,000 | 48333876 |
| 794034 | Sep 9, 2014 | Sep 9, 2014 | Devon Energy Production Co, L.P. | Brown, et Al #106 | 14,860 | 48330507 |
| 794034Amendment | Sep 9, 2014 | Sep 9, 2014 | Devon Energy Production Co, L.P. | Brown, et Al #106 | 14,960 | 48330507 |
| 792848 | Aug 30, 2014 | Aug 30, 2014 | Unit Petroleum Company | Brown 61 #7HH | 13,410 | 48333879 |
| 792871 | Aug 26, 2014 | Aug 26, 2014 | Unit Petroleum Company | Brown 61 #9HH | 11,920 | 48333881 |
| 792858 | Aug 26, 2014 | Aug 26, 2014 | Unit Petroleum Company | Brown 61 #8HH | 12,880 | 48333880 |
| 792840 | Aug 26, 2014 | Aug 26, 2014 | Unit Petroleum Company | Brown 61 #6HH | 11,730 | 48333878 |
| 792808 | Aug 25, 2014 | Aug 25, 2014 | Unit Petroleum Company | Brown 61 #5HH | 12,290 | 48333884 |
| 793861 | Aug 21, 2014 | Aug 21, 2014 | Le Norman Operating LLC | Davis #7053HH | 13,000 | 48333885 |
| 792647 | Aug 21, 2014 | Aug 21, 2014 | Sanguine Gas Exploration, LLC | Mills #5018HH | 12,300 | 48333877 |
| 792559 | Aug 21, 2014 | Aug 21, 2014 | Sanguine Gas Exploration, LLC | Hink #406HH | 11,000 | 48333882 |
| 792559Amendment | Aug 21, 2014 | Aug 21, 2014 | Sanguine Gas Exploration, LLC | Hink #406HH | 11,000 | 48333882 |
| 788199 | Aug 14, 2014 | Aug 14, 2014 | Devon Energy Production Co, L.P. | Meadows 1 SL #4HH | 12,500 | 48333868 |
| 792353 | Aug 13, 2014 | Aug 13, 2014 | Exxcel Production Company | Perkins, J. J. #1 | 2,470 | 48301088 |
| 791077 | Aug 11, 2014 | Aug 11, 2014 | Chesapeake Operating, Inc. | Stiles 67 #16HH | 18,000 | 48333875 |
| 791077Amendment | Aug 11, 2014 | Aug 11, 2014 | Chesapeake Operating, Inc. | Stiles 67 #16HH | 18,000 | 48333875 |
| 791047 | Aug 11, 2014 | Aug 11, 2014 | Chesapeake Operating, Inc. | Atherton #1011HH | 16,000 | 48333874 |
| 791389 | Aug 6, 2014 | Aug 6, 2014 | Apache Corporation | Stiles 1 #801 | 18,000 | 48332242 |
| 790376 | Jul 30, 2014 | Jul 30, 2014 | Le Norman Operating LLC | Frye Ranch #1129HH | 16,000 | 48333873 |
| 788657 | Jul 12, 2014 | Jul 12, 2014 | Apache Corporation | Jill 54 #9054HH | 13,200 | 48333871 |
| 788129 | Jul 12, 2014 | Jul 12, 2014 | Sanguine Gas Exploration, LLC | Walser #306HH | 10,400 | 48333867 |
| 788430 | Jul 11, 2014 | Jul 11, 2014 | Apache Corporation | Nectar #3052HH | 13,000 | 48333870 |
| 788360 | Jul 11, 2014 | Jul 11, 2014 | Le Norman Operating LLC | Frye Ranch #9012HH | 14,000 | 48333869 |
| 788075 | Jul 8, 2014 | Jul 8, 2014 | Apache Corporation | Tyler 55 #10HH | 13,500 | 48333866 |