| 791007 | Aug 6, 2014 | Aug 6, 2014 | Silver Tusk Operating Co. LLC | Whelan #12 | 8,000 | 31531015 |
| 789002 | Aug 5, 2014 | Aug 5, 2014 | Stroud Petroleum, Inc. | Benefield #A 1 | 6,500 | 31531013 |
| 789942 | Jul 24, 2014 | Jul 24, 2014 | Cavilla Energy, Inc. | Ruffin #1 | 3,000 | 31531014 |
| 788460 | Jun 25, 2014 | Jun 25, 2014 | Brooks Petroleum Company | Lake Ferrell Unit #2703H | 8,000 | 31531012 |
| 785397 | Jun 16, 2014 | Jun 16, 2014 | KMK Oil & Gas, Inc. | Cannonball No. 1 #1 | 12,000 | 31531011 |
| 785397Amendment | Jun 16, 2014 | Jun 16, 2014 | KMK Oil & Gas, Inc. | Cannonball #1 | 12,000 | 31531011 |
| 784520 | May 16, 2014 | May 16, 2014 | Ark-La-Tex Energy, L.L.C. | Torrens #1 | 7,500 | 31531010 |
| 785764 | Apr 29, 2014 | Apr 29, 2014 | Brooks Petroleum Company | Lake Ferrell Unit #2702H | 8,000 | 31531009 |
| 781995 | Apr 17, 2014 | Apr 17, 2014 | Silver Tusk Operating Co. LLC | B.J. Montgomery #1 | 6,930 | 31530991 |
| 780316 | Mar 19, 2014 | Mar 19, 2014 | Brooks Petroleum Company | Lake Ferrell Unit #1402 | 8,000 | 31530898 |
| 779420 | Feb 21, 2014 | Feb 21, 2014 | Silver Tusk Operating Co. LLC | Johnson #1 | 8,500 | 31531007 |
| 779420Amendment | Feb 21, 2014 | Feb 21, 2014 | Silver Tusk Operating Co. LLC | Johnson #1 | 8,500 | 31531007 |
| 776002 | Jan 21, 2014 | Jan 21, 2014 | Anadarko E&P Onshore LLC | Talboys Gas Unit #1HH | 12,000 | 31531006 |
| 776436 | Jan 18, 2014 | Jan 18, 2014 | Machin & Associates, Inc. | Red River Texarkana #1 | 6,400 | 31531005 |
| 774900 | Dec 19, 2013 | Dec 19, 2013 | Shoco Production, L.P. | Duncan #1 | 3,000 | 31531004 |
| 775124 | Dec 18, 2013 | Dec 18, 2013 | Stroud Petroleum, Inc. | Thompson Heirs #1 | 9,900 | 31531003 |
| 774427 | Dec 5, 2013 | Dec 5, 2013 | Howell Oil & Gas, Inc. | Rochester #1 | 7,300 | 31531002 |
| 774215 | Dec 5, 2013 | Dec 5, 2013 | Howell Oil & Gas, Inc. | Ray #1 | 7,300 | 31531001 |
| 770490 | Nov 25, 2013 | Nov 25, 2013 | Anadarko E&P Onshore LLC | Clark Gas Unit #1HH | 13,000 | 31530998 |
| 773316 | Nov 18, 2013 | Nov 18, 2013 | Brooks Petroleum Company | Lake Ferrell Unit #4302HH | 8,000 | 31531000 |
| 767038 | Aug 6, 2013 | Aug 6, 2013 | Brooks Petroleum Company | Lake Ferrel Unit #4403 | 11,465 | 31530902 |
| 762734 | May 24, 2013 | May 24, 2013 | Stroud Petroleum, Inc. | Benefield #1 | 6,300 | 31530994 |
| 761819 | May 7, 2013 | May 7, 2013 | Sklar Exploration Company LLC | Albert Key et Al #1 | 6,700 | 31530993 |
| 756194 | Feb 5, 2013 | Feb 5, 2013 | Cavilla Energy, Inc. | Hall, Gary #1 | 3,000 | 31530992 |
| 755223 | Jan 28, 2013 | Jan 28, 2013 | Silver Tusk Operating Co. LLC | B.J. Montgomery #1 | 10,500 | 31530991 |
| 755223Amendment | Jan 28, 2013 | Jan 28, 2013 | Silver Tusk Operating Co. LLC | B. J. Montgomery #1 | 9,000 | 31530991 |
| 749856 | Nov 21, 2012 | Nov 21, 2012 | Howell Oil & Gas, Inc. | Rutherford #1 | 7,100 | 31530986 |
| 750922 | Nov 6, 2012 | Nov 6, 2012 | KMK Oil & Gas, Inc. | Benton #1 | 10,000 | 31530990 |
| 750459 | Oct 29, 2012 | Oct 29, 2012 | Bachtell Oil & Gas, Ltd. | McPhail Oil Unit #1 | 8,000 | 31530989 |
| 750286 | Oct 26, 2012 | Oct 26, 2012 | Ark-La-Tex Energy, L.L.C. | Chandler #1 | 8,000 | 31530988 |
| 750080 | Oct 23, 2012 | Oct 23, 2012 | Ark-La-Tex Energy, L.L.C. | Chew Estate #2 | 2,450 | 31530987 |
| 747302 | Sep 21, 2012 | Sep 21, 2012 | Bachtell Oil & Gas, Ltd. | Keahey Oil Unit #1 | 11,000 | 31530966 |
| 739840 | Jun 4, 2012 | Jun 4, 2012 | Machin & Associates, Inc. | Vinyard #1 | 7,400 | 31530985 |
| 736312 | Mar 29, 2012 | Mar 29, 2012 | Shoco Production, L.P. | Burks, T. S. #1 | 3,500 | 31530984 |
| 733850 | Feb 28, 2012 | Feb 28, 2012 | Devon Energy Production Co, L.P. | Billingsley Gas Unit #4HH | 15,000 | 31530983 |
| 730630 | Dec 29, 2011 | Dec 29, 2011 | Ark-La-Tex Energy, L.L.C. | Terry #1 | 2,900 | 31530982 |
| 730630Amendment | Dec 29, 2011 | Dec 29, 2011 | Ark-La-Tex Energy, L.L.C. | Terry #1 | 2,900 | 31530982 |
| 729726 | Dec 13, 2011 | Dec 13, 2011 | STM Oil & Gas LLC | STM Tract G-10 #1 | 12,000 | 31530981 |
| 728562 | Nov 22, 2011 | Nov 22, 2011 | Pegasi Operating Inc. | Haggard a Unit #1 | 7,200 | 31530980 |
| 728488 | Nov 21, 2011 | Nov 21, 2011 | Pegasi Operating Inc. | Haggard Unit B #1 | 7,200 | 31530979 |
| 728488Amendment | Nov 21, 2011 | Nov 21, 2011 | Pegasi Operating Inc. | Haggard Unit B #1 | 7,200 | 31530979 |
| 720058 | Jul 21, 2011 | Jul 21, 2011 | Machin & Associates, Inc. | Rowell #1 | 6,300 | 31530978 |
| 717140 | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-6 #1 | 12,000 | 31530977 |
| 717139 | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-5 #1 | 12,000 | 31530976 |
| 717138 | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-9 #3 | 12,000 | 31530975 |
| 717137 | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-9 #2 | 12,000 | 31530974 |
| 717136 | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-9 #1 | 12,000 | 31530973 |
| 717135 | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-1 #2 | 12,000 | 31530972 |
| 717134 | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-1 #1 | 12,000 | 31530971 |
| 717134Amendment | May 25, 2011 | May 25, 2011 | STM Oil & Gas LLC | G-1 #1 | 12,000 | 31530971 |
| 715688 | May 10, 2011 | May 10, 2011 | Devon Energy Production Co, L.P. | Billingsley Gas Unit #1HH | 12,000 | 31530970 |
| 715688Amendment | May 10, 2011 | May 10, 2011 | Devon Energy Production Co, L.P. | Billingsley Gas Unit #1HH | 12,000 | 31530970 |
| 712310 | Mar 24, 2011 | Mar 24, 2011 | Cavilla Energy, Inc. | Terry Estate #1 | 6,500 | 31530623 |
| 712310Amendment | Mar 24, 2011 | Mar 24, 2011 | Shoco Production, L.P. | Terry Estate #1 | 6,500 | 31530623 |
| 711926 | Mar 15, 2011 | Mar 15, 2011 | GMX Resources Inc. | Haynes #1 | 10,200 | 31530969 |
| 711926Amendment | Mar 15, 2011 | Mar 15, 2011 | GMX Resources Inc. | Haynes #1 | 10,900 | 31530969 |
| 704657 | Nov 5, 2010 | Nov 5, 2010 | Machin & Associates, Inc. | Hamilton #1 | 7,300 | 31530968 |
| 704667 | Nov 3, 2010 | Nov 3, 2010 | Pegasi Operating Inc. | Swamp Fox #1 | 7,000 | 31530967 |
| 700877 | Aug 23, 2010 | Aug 23, 2010 | Bachtell Oil & Gas, Ltd. | Keahey Gas Unit #1 | 12,000 | 31530966 |
| 700877Amendment | Aug 23, 2010 | Aug 23, 2010 | Bachtell Oil & Gas, Ltd. | Keahey Gas Unit #1 | 12,000 | 31530966 |
| 695880 | May 20, 2010 | May 20, 2010 | Ark-La-Tex Energy Partners, LLC | Allbright #1 | 12,000 | 31530965 |
| 695631 | May 10, 2010 | May 10, 2010 | XTO Energy Inc. | Wakefield #2 | 8,600 | 31530911 |
| 694903 | Apr 26, 2010 | Apr 26, 2010 | Pegasi Operating Inc. | Norbord #1 | 7,000 | 31530964 |
| 694903Amendment | Apr 26, 2010 | Apr 26, 2010 | Pegasi Operating Inc. | Norbord #1 | 7,000 | 31530964 |
| 693240 | Mar 29, 2010 | Mar 29, 2010 | Machin & Associates, Inc. | Snider Industries #1 | 6,300 | 31530963 |
| 690070 | Jan 29, 2010 | Jan 29, 2010 | Devon Energy Production Co, L.P. | Montgomery Unit #2 | 11,245 | 31530953 |
| 688612 | Dec 18, 2009 | Dec 18, 2009 | Wagner & Brown, Ltd. | R. Hasty Unit #1HH | 15,000 | 31530962 |
| 684479 | Aug 31, 2009 | Aug 31, 2009 | XTO Energy Inc. | Cromer #8 | 8,810 | 31530901 |
| 684509 | Aug 28, 2009 | Aug 28, 2009 | XTO Energy Inc. | Cromer #10 | 9,112 | 31530935 |
| 684416 | Aug 26, 2009 | Aug 26, 2009 | XTO Energy Inc. | Cromer #6 | 8,500 | 31530888 |
| 683839 | Aug 13, 2009 | Aug 13, 2009 | XTO Energy Inc. | Cromer #9 | 8,600 | 31530914 |
| 679558 | Mar 25, 2009 | Mar 25, 2009 | XTO Energy Inc. | Cromer #4 | 9,992 | 31530523 |
| 677569 | Feb 5, 2009 | Feb 5, 2009 | Wagner & Brown, Ltd. | Rowell GU #1HH | 13,100 | 31530960 |
| 677543 | Jan 29, 2009 | Jan 29, 2009 | XTO Energy Inc. | Cromer #11 | 10,500 | 31530961 |
| 665628Amendment | Dec 30, 2008 | Dec 30, 2008 | Forest Oil Corporation | Ivory Acq. #2 | 13,500 | 31530955 |
| 673664 | Oct 25, 2008 | Oct 25, 2008 | Forest Oil Corporation | Blackstone #1 | 13,500 | 31530959 |
| 668666 | Aug 29, 2008 | Aug 29, 2008 | Wagner & Brown, Ltd. | Walker Heirs Unit #1HH | 13,500 | 31530958 |
| 668311 | Aug 25, 2008 | Aug 25, 2008 | NFR Energy, LLC | George Beaird #4HH | 13,000 | 31530957 |
| 667075 | Aug 7, 2008 | Aug 7, 2008 | Wagner & Brown, Ltd. | O.g.murphy Heirs #1HH | 13,500 | 31530956 |
| 665628 | Jul 21, 2008 | Jul 21, 2008 | Forest Oil Corporation | Ivory Acq. #2 | 11,900 | 31530955 |
| 665628Amendment | Jul 21, 2008 | Jul 21, 2008 | Forest Oil Corporation | Ivory Acq. #2 | 13,500 | 31530955 |
| 665626 | Jul 21, 2008 | Jul 21, 2008 | Forest Oil Corporation | Ivory Acq. #1 | 11,900 | 31530954 |
| 661857 | Jun 2, 2008 | Jun 2, 2008 | Devon Energy Production Co, L.P. | Montgomery Unit #2 | 13,000 | 31530953 |
| 661286 | May 28, 2008 | May 28, 2008 | Winchester Production Co., Ltd. | Stiles Trust #2 | 11,500 | 31530952 |
| 659918 | May 1, 2008 | May 1, 2008 | Wagner & Brown, Ltd. | Clear Lake GU #1HH | 13,500 | 31530951 |
| 658934 | Apr 21, 2008 | Apr 21, 2008 | NFR Energy, LLC | G. Beaird #3 | 10,500 | 31530950 |
| 658934Amendment | Apr 21, 2008 | Apr 21, 2008 | NFR Energy, LLC | Beaird, G. #3 | 12,000 | 31530950 |
| 658934Amendment | Apr 21, 2008 | Apr 21, 2008 | NFR Energy, LLC | Beaird, George #3 | 12,000 | 31530950 |
| 652240 | Feb 4, 2008 | Feb 4, 2008 | Winchester Production Co., Ltd. | Barton #1 | 9,700 | 31530948 |
| 653497 | Jan 29, 2008 | Jan 29, 2008 | Pegasi Operating Inc. | Huntington #3 | 10,000 | 31530549 |
| 653371 | Jan 25, 2008 | Jan 25, 2008 | XTO Energy Inc. | Moseley Gas Unit #1 | 11,830 | 31530949 |
| 652185 | Jan 7, 2008 | Jan 7, 2008 | Pegasi Operating Inc. | Huntington #4 | 10,300 | 31530947 |
| 652180 | Jan 7, 2008 | Jan 7, 2008 | Pegasi Operating Inc. | Childers #2 | 10,300 | 31530946 |
| 651444 | Dec 19, 2007 | Dec 19, 2007 | Winchester Production Co., Ltd. | Stiles Trust #1 | 9,900 | 31530945 |
| 649379 | Dec 14, 2007 | Dec 14, 2007 | Pegasi Operating Inc. | Childers #1 | 8,500 | 31530903 |
| 650614 | Dec 12, 2007 | Dec 12, 2007 | Pegasi Operating Inc. | Harris #2 | 10,300 | 31530944 |
| 650614Amendment | Dec 12, 2007 | Dec 12, 2007 | Pegasi Operating Inc. | Harris #2 | 10,300 | 31530944 |
| 650199 | Dec 4, 2007 | Dec 4, 2007 | XTO Energy Inc. | Burks #1 | 12,200 | 31530942 |
| 650112 | Dec 3, 2007 | Dec 3, 2007 | Chalker Energy Management Ii,llc | Karnack-State #2 | 11,500 | 31530943 |
| 648952 | Nov 9, 2007 | Nov 9, 2007 | Winchester Production Co., Ltd. | Davis #1 | 9,600 | 31530941 |