| Glenn Cato Unit #742-197-31742 | Cobra Oil & Gas Corporation | Hardeman, TXKadane Cato (Congl) | ActiveOil | 7,850 | Nov 1, 2017 | — | — |
| Davis #142-237-39737 | Cobra Oil & Gas Corporation | Jack, TXKRS (Marble Falls) | PluggedOil | 7,000 | Feb 3, 2017 | — | — |
| Pinnington Creek #142-237-39670 | Cobra Oil & Gas Corporation | Jack, TXFinas (Strawn) | PluggedOil | 7,500 | Mar 14, 2014 | — | — |
| Moldenhauer Unit #142-297-35422 | Cobra Oil & Gas Corporation | Live Oak, TXGamble Gully SW. (7100) | PluggedGas | 9,000 | Jul 11, 2013 | — | — |
| Steele #142-503-42056 | Cobra Oil & Gas Corporation | Young, TXKRS (Marble Falls) | PluggedOil | 7,000 | Apr 3, 2013 | — | — |
| Goynes #142-297-35210 | Cobra Oil & Gas Corporation | Live Oak, TXLucille SW. (Queen City) | PluggedGas | 12,000 | Sep 17, 2012 | — | — |
| Gaskins Unit #142-227-34911 | Cobra Oil & Gas Corporation | Howard, TXKnott SW. (Penn) | PluggedOil | 11,000 | Jun 23, 2011 | — | — |
| Yonojoso #142-199-33268 | Cobra Oil & Gas Corporation | Hardin, TXWildcat | PluggedOil | 10,000 | Jul 27, 2010 | — | — |
| Isaac #142-199-32937 | Cobra Oil & Gas Corporation | Hardin, TXHusky (9150) | ActiveOil | 9,923 | Jul 13, 2009 | — | — |
| Vick Unit #142-471-30338 | Cobra Oil & Gas Corporation | Walker, TXMaple Branch (Yegua) | ActiveGas | 3,538 | Feb 15, 2008 | — | — |
| Thorman B #442-009-41776 | Cobra Oil & Gas Corporation | Archer, TXVogtsberger Pool | ActiveOil | 5,237 | Feb 6, 2008 | — | — |
| Adams 38 #3R42-227-35251 | Cobra Oil & Gas Corporation | Howard, TXKnott West (Spraberry) | PluggedOil | 10,000 | Jan 11, 2008 | — | — |
| Adams 38 #142-317-34006 | Cobra Oil & Gas Corporation | Martin, TXMiddleton (Canyon Reef) | PluggedOil | 11,000 | Oct 30, 2007 | — | — |
| Isaac #342-199-33089 | Cobra Oil & Gas Corporation | Hardin, TXPeppiatt (Yegua 8500) | ActiveOil | 9,106 | Aug 27, 2007 | — | — |
| Jackson-Forbes Unit #142-197-31558 | Cobra Oil & Gas Corporation | Hardeman, TXBerry (Palo Pinto) | ActiveOil | 8,292 | Jul 25, 2007 | — | — |
| Black Stone Wingate #142-199-33068 | Cobra Oil & Gas Corporation | Hardin, TXPeppiatt (Yegua 8500) | PluggedGas | 9,500 | Apr 27, 2007 | — | — |
| Thorman B #342-009-41616 | Cobra Oil & Gas Corporation | Archer, TXVogtsberger Pool | ActiveOil | 5,288 | Nov 1, 2006 | — | — |
| Trinidad Unit #142-199-32964 | Cobra Oil & Gas Corporation | Hardin, TXT.A.V.T. (Frio) | PluggedGas | 6,000 | Sep 19, 2006 | — | — |
| Grenadine #142-199-32965 | Cobra Oil & Gas Corporation | Hardin, TXT.A.V.T. (Frio) | PluggedGas | 6,000 | Sep 19, 2006 | — | — |
| Grenadine #242-199-32971 | Cobra Oil & Gas Corporation | Hardin, TXT.A.V.T. (Frio) | PluggedGas | 6,000 | Sep 19, 2006 | — | — |
| Rebekah #142-199-32976 | Cobra Oil & Gas Corporation | Hardin, TXPeppiatt (Yegua 9200) | PluggedOil | 10,000 | Aug 17, 2006 | — | — |
| Grenadine B #442-199-33033 | Cobra Oil & Gas Corporation | Hardin, TXT.A.V.T. (Frio) | PluggedGas | 5,500 | Jun 13, 2006 | — | — |
| Vogtsberger Robert -a- #942-009-41574 | Cobra Oil & Gas Corporation | Archer, TXVogtsberger Pool | ActiveOil | 5,288 | Jun 8, 2006 | — | — |
| Warner Unit #142-471-30330 | Cobra Oil & Gas Corporation | Walker, TXMaple Branch (Yegua) | PluggedGas | 4,500 | May 10, 2006 | — | — |
| Gardner Unit #142-291-32589 | Cobra Oil & Gas Corporation | Liberty, TXHull South (Yegua 9620) | PluggedGas | 11,000 | Apr 17, 2006 | — | — |
| Thorman B #242-009-41555 | Cobra Oil & Gas Corporation | Archer, TXVogtsberger Pool | ActiveOil | 5,244 | Mar 15, 2006 | — | — |
| Grenadine #542-199-33015 | Cobra Oil & Gas Corporation | Hardin, TXT.A.V.T. (Frio) | PluggedGas | 5,500 | Mar 15, 2006 | — | — |
| Abraham Unit #142-199-33009 | Cobra Oil & Gas Corporation | Hardin, TXPeppiatt (Yegua 8500) | PluggedOil | 9,700 | Feb 16, 2006 | — | — |
| Grenadine a #342-199-32993 | Cobra Oil & Gas Corporation | Hardin, TXT.A.V.T. (Frio) | PluggedGas | 5,200 | Nov 17, 2005 | — | — |
| Rundall Trust Unit #142-471-30322 | Cobra Oil & Gas Corporation | Walker, TXMaple Branch (Yegua) | PluggedGas | 5,000 | Oct 28, 2005 | — | — |
| Grenadine #642-199-32988 | Cobra Oil & Gas Corporation | Hardin, TXT.A.V.T. (Frio) | PluggedGas | 5,200 | Oct 14, 2005 | — | — |
| B.P. America 195 #142-291-32622 | Cobra Oil & Gas Corporation | Liberty, TXHull South (Yegua 8500) | PluggedGas | 8,800 | Aug 31, 2005 | — | — |
| Isaac #242-199-32981 | Cobra Oil & Gas Corporation | Hardin, TXPeppiatt (Yegua 8500) | ActiveOil | 8,778 | Aug 11, 2005 | — | — |
| Allar 45 #242-317-34586 | Cobra Oil & Gas Corporation | Martin, TXSpraberry E.(tr. Area 7400-8860) | Shut inOil | 9,200 | Jul 25, 2005 | — | — |
| Rusk Benny Unit #1A42-199-32565 | Cobra Oil & Gas Corporation | Hardin, TXStrain (Cook Mtn. 9600) | PluggedGas | 10,000 | May 9, 2005 | — | — |
| Black Stone Minerals Company #142-199-32801 | Cobra Oil & Gas Corporation | Hardin, TXYonajosa SW. (Middle Cook Mt.) | ActiveInjection | 10,008 | Feb 28, 2005 | — | — |
| Hazeltine Unit #142-291-32578 | Cobra Oil & Gas Corporation | Liberty, TXMoss Bluff North (Yegua EY-4) | PluggedGas | 18,000 | Dec 1, 2004 | — | — |
| Cayman #142-199-32930 | Cobra Oil & Gas Corporation | Hardin, TXStrain (Cook Mtn. 9600) | PluggedGas | 9,800 | Aug 23, 2004 | — | — |
| Spears-Jackson-Forbes Unit #242-197-31545 | Cobra Oil & Gas Corporation | Hardeman, TXBerry (Miss.) | ActiveOil | 8,313 | Nov 10, 2003 | — | — |
| Brook Hollow #142-291-32489 | Cobra Oil & Gas Corporation | Liberty, TXMoss Bluff North (Yegua EY-4) | PluggedGas | 14,000 | Aug 11, 2003 | — | — |
| Quinn No. 2-84 Unit #142-199-32879 | Cobra Oil & Gas Corporation | Hardin, TXFortenberry N. (Ck. Mtn. 2 SS) | PluggedGas | 16,000 | Apr 18, 2003 | — | — |
| Hilger-Kolb Unit #342-173-33108 | Cobra Oil & Gas Corporation | Glasscock, TXCobra (Wolfcamp) | PluggedOil | 8,000 | Apr 8, 2003 | — | — |
| Gemini Gas Unit #142-157-32055 | Cobra Oil & Gas Corporation | Fort Bend, TXGemini (Vicksburg) | PluggedOil | 9,000 | Nov 15, 2002 | — | — |
| Fortenberry 741 #142-199-32816 | Cobra Oil & Gas Corporation | Hardin, TXYonajosa W (Cook Mtn. 9300) | PluggedOil | 10,500 | May 9, 2002 | — | — |
| Hilger-Kolb Unit #1W42-173-33060 | Cobra Oil & Gas Corporation | Glasscock, TXCobra (Wolfcamp) | PluggedOil | 8,000 | Mar 30, 2001 | — | — |
| Quinn 84 #242-199-32825 | Cobra Oil & Gas Corporation | Hardin, TXFortenberry N. (Ck. Mtn. 2 SS) | PluggedGas | 16,000 | Jan 23, 2001 | — | — |
| Cosmonaut #142-157-32115 | Cobra Oil & Gas Corporation | Fort Bend, TXCosmonaut (Lower Vicksburg) | ActiveOil | 9,450 | Sep 15, 2000 | — | — |
| Apache Corporation #1A42-291-32366 | Cobra Oil & Gas Corporation | Liberty, TXHull South (Cook MTN 10700) | PluggedGas | 11,500 | Sep 15, 2000 | — | — |
| Tabor-Jackson #242-197-31483 | Cobra Oil & Gas Corporation | Hardeman, TXBerry West (Miss) | ActiveOil | 8,225 | Sep 12, 2000 | — | — |
| Vastar Resources 115 #142-199-32811 | Cobra Oil & Gas Corporation | Hardin, TXYonajosa West | PluggedOil | 10,000 | Sep 1, 2000 | — | — |