| 893061 | Aug 22, 2023 | Aug 22, 2023 | Decker Operating Co., L.L.C. | Live Oak | KKW Ltd #1 | 9,500 | 29736377 |
| 885969 | Dec 2, 2022 | Dec 2, 2022 | Decker Operating Co., L.L.C. | Jefferson | Doornbos Ballard #1 | 11,500 | 24532879 |
| 882005 | Jul 13, 2022 | Jul 13, 2022 | Decker Operating Co., L.L.C. | Jackson | Sample #2 | 12,500 | 23933961 |
| 882005Amendment | Jul 13, 2022 | Jul 13, 2022 | Decker Operating Co., L.L.C. | Jackson | Sample #2ST | 9,721 | 23933961 |
| 849598 | Feb 6, 2019 | Feb 6, 2019 | Decker Operating Co., L.L.C. | Henderson | Kennedy #1 | 5,000 | 21330867 |
| 844669 | Sep 18, 2018 | Sep 18, 2018 | Decker Operating Co., L.L.C. | Jackson | Sample #1 | 12,000 | 23932303 |
| 834384Amendment | Jan 3, 2018 | Jan 3, 2018 | Decker Operating Co., L.L.C. | Jackson | Volkmer-Sample Unit #1 | 11,000 | 23933900 |
| 801035 | Dec 2, 2014 | Dec 2, 2014 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #4038 | 7,000 | 35534106 |
| 795019 | Sep 24, 2014 | Sep 24, 2014 | Decker Operating Co., L.L.C. | Leon | Middleton Unit #1HH | 9,000 | 28932144 |
| 789437 | Jun 25, 2014 | Jun 25, 2014 | Decker Operating Co., L.L.C. | Madison | Hagaman Unit #1HH | 9,200 | 31331169 |
| 789437Amendment | Jun 25, 2014 | Jun 25, 2014 | Decker Operating Co., L.L.C. | Madison | Hagaman Unit #1HH | 9,200 | 31331169 |
| 753728 | Jan 4, 2013 | Jan 4, 2013 | Decker Operating Co., L.L.C. | Leon | Andrews Unit #1HH | 13,800 | 28932067 |
| 753728Amendment | Jan 4, 2013 | Jan 4, 2013 | Decker Operating Co., L.L.C. | Leon | Andrews Unit #1HH | 13,800 | 28932067 |
| 753728Amendment | Jan 4, 2013 | Jan 4, 2013 | Decker Operating Co., L.L.C. | Leon | Andrews Unit #1HH | 14,800 | 28932067 |
| 746682 | Aug 24, 2012 | Aug 24, 2012 | Decker Operating Co., L.L.C. | Madison | Sheldon Unit #1HH | 13,850 | 31330950 |
| 733153 | Feb 16, 2012 | Feb 16, 2012 | Decker Operating Co., L.L.C. | Nueces | J.O. Chapman #133C | 8,050 | 35533261 |
| 722096 | Aug 12, 2011 | Aug 12, 2011 | Decker Operating Co., L.L.C. | Karnes | No. 1 Jones #1 | 9,000 | 25532076 |
| 717351 | May 31, 2011 | May 31, 2011 | Decker Operating Co., L.L.C. | Fort Bend | Boettcher #1 | 4,730 | 15732278 |
| 716283 | May 17, 2011 | May 17, 2011 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #647 | 5,810 | 35533902 |
| 707650 | Jan 6, 2011 | Jan 6, 2011 | Decker Operating Co., L.L.C. | Henderson | Kennedy #1 | 5,000 | 21330867 |
| 704357 | Oct 28, 2010 | Oct 28, 2010 | Decker Operating Co., L.L.C. | Wharton | Hlavinka Gas Unit #1 | 5,600 | 48134493 |
| 702640 | Sep 24, 2010 | Sep 24, 2010 | Decker Operating Co., L.L.C. | Fort Bend | Boettcher #1 | 6,000 | 15732278 |
| 699003 | Jul 15, 2010 | Jul 15, 2010 | Decker Operating Co., L.L.C. | Henderson | Gladney Gas Unit #1 | 12,500 | 21331013 |
| 698717 | Jul 13, 2010 | Jul 13, 2010 | Decker Operating Co., L.L.C. | Wharton | Hlavinka Gas Unit #1 | 4,600 | 48134493 |
| 688699 | Dec 17, 2009 | Dec 17, 2009 | Decker Operating Co., L.L.C. | Nueces | J. O. Chapman #238 | 13,500 | 35533974 |
| 687755 | Nov 24, 2009 | Nov 24, 2009 | Decker Operating Co., L.L.C. | Nueces | J.O. Chapman #1261ST | 13,500 | 35533065 |
| 683785 | Aug 5, 2009 | Aug 5, 2009 | Decker Operating Co., L.L.C. | Wharton | Jack Hawes, Jr. #1 | 5,500 | 48134521 |
| 683491 | Jul 30, 2009 | Jul 30, 2009 | Decker Operating Co., L.L.C. | Wharton | Preisler #1 | 4,000 | 48134583 |
| 682635 | Jul 8, 2009 | Jul 8, 2009 | Decker Operating Co., L.L.C. | Nueces | J. O. Chapman #53 | 8,000 | 35530379 |
| 679289 | Mar 11, 2009 | Mar 11, 2009 | Decker Operating Co., L.L.C. | Henderson | Bill Perryman #1 | 13,000 | 21330993 |
| 678489 | Feb 25, 2009 | Feb 25, 2009 | Decker Operating Co., L.L.C. | Wharton | Frank Sorrel Jr. #1 | 4,100 | 48134423 |
| 678208 | Feb 5, 2009 | Feb 5, 2009 | Decker Operating Co., L.L.C. | Henderson | Landis #1 | 13,000 | 21330991 |
| 675222 | Nov 22, 2008 | Nov 22, 2008 | Decker Operating Co., L.L.C. | Henderson | Cox Venable #1 | 13,000 | 21330990 |
| 670694 | Sep 24, 2008 | Sep 24, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch 'B' #137 | 11,500 | 35533520 |
| 669450 | Sep 8, 2008 | Sep 8, 2008 | Decker Operating Co., L.L.C. | Henderson | Wofford Heirs #1 | 13,000 | 21330968 |
| 668472 | Aug 26, 2008 | Aug 26, 2008 | Decker Operating Co., L.L.C. | Henderson | Wilbanks #1 | 13,000 | 21330966 |
| 666628 | Aug 12, 2008 | Aug 12, 2008 | Decker Operating Co., L.L.C. | Wharton | Macha G.U. NO.2 #3 | 6,000 | 48135021 |
| 666191 | Jul 25, 2008 | Jul 25, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #439 | 6,000 | 35533920 |
| 656835 | Jun 27, 2008 | Jun 27, 2008 | Decker Operating Co., L.L.C. | Wharton | Sorrel, Gordon #1 | 3,800 | 48134471 |
| 658085 | Jun 11, 2008 | Jun 11, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #647 | 13,500 | 35533902 |
| 658085Amendment | Jun 11, 2008 | Jun 11, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #647 | 13,500 | 35533902 |
| 657838 | Jun 11, 2008 | Jun 11, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #747 | 13,500 | 35533901 |
| 658824 | Apr 18, 2008 | Apr 18, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #847 | 7,000 | 35533908 |
| 658456 | Apr 12, 2008 | Apr 12, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #339 | 6,000 | 35533906 |
| 658456Amendment | Apr 12, 2008 | Apr 12, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #339 | 7,225 | 35533906 |
| 658375 | Apr 11, 2008 | Apr 11, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #2112 | 13,500 | 35533905 |
| 658375Amendment | Apr 11, 2008 | Apr 11, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #2112 | 13,500 | 35533905 |
| 658208 | Apr 10, 2008 | Apr 10, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #2111 | 7,000 | 35533904 |
| 658121 | Apr 8, 2008 | Apr 8, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #239 | 6,000 | 35533903 |
| 658121Amendment | Apr 8, 2008 | Apr 8, 2008 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #239 | 7,000 | 35533903 |
| 656839 | Mar 31, 2008 | Mar 31, 2008 | Decker Operating Co., L.L.C. | Wharton | Hlavinka Gas Unit #1 | 4,830 | 48134493 |
| 651307 | Dec 18, 2007 | Dec 18, 2007 | Decker Operating Co., L.L.C. | Henderson | Kirby Heirs #1 | 13,000 | 21330942 |
| 651307Amendment | Dec 18, 2007 | Dec 18, 2007 | Decker Operating Co., L.L.C. | Henderson | Kirby Heirs #1 | 13,000 | 21330942 |
| 649805 | Nov 26, 2007 | Nov 26, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #547 | 13,500 | 35533878 |
| 649092 | Nov 12, 2007 | Nov 12, 2007 | Decker Operating Co., L.L.C. | Henderson | Lee Heirs #1 | 12,500 | 21330941 |
| 649092Amendment | Nov 12, 2007 | Nov 12, 2007 | Decker Operating Co., L.L.C. | Henderson | Lee Heirs #1 | 12,500 | 21330941 |
| 648173 | Oct 25, 2007 | Oct 25, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #447 | 16,500 | 35533872 |
| 647757 | Oct 18, 2007 | Oct 18, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #473 | 16,000 | 35533871 |
| 646248 | Sep 27, 2007 | Sep 27, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #573 | 16,000 | 35533868 |
| 641852 | Jul 16, 2007 | Jul 16, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch "B" #137 | 14,000 | 35533520 |
| 639873 | Jun 7, 2007 | Jun 7, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #273 | 16,000 | 35533850 |
| 639869 | Jun 7, 2007 | Jun 7, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #373 | 16,000 | 35533849 |
| 638972 | May 19, 2007 | May 19, 2007 | Decker Operating Co., L.L.C. | Karnes | Gisler-Escamilla #1ST | 11,885 | 25530660 |
| 638972Amendment | May 19, 2007 | May 19, 2007 | Decker Operating Co., L.L.C. | Karnes | Gisler-Escamilla #1ST | 12,700 | 25530660 |
| 635996 | Apr 2, 2007 | Apr 2, 2007 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #347 | 13,500 | 35533834 |
| 624010 | Sep 8, 2006 | Sep 8, 2006 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #247 | 13,500 | 35533806 |
| 624182 | Aug 18, 2006 | Aug 18, 2006 | Decker Operating Co., L.L.C. | Nueces | Chapman, J. O. #128 | 13,750 | 35533101 |
| 616758 | Apr 25, 2006 | Apr 25, 2006 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch, J. O. "D" #175 | 7,500 | 35533789 |
| 615350 | Mar 15, 2006 | Mar 15, 2006 | Decker Operating Co., L.L.C. | Wharton | Bernard, Hvalinka #1 | 9,000 | 48134837 |
| 610661 | Dec 7, 2005 | Dec 7, 2005 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #147 | 16,000 | 35533767 |
| 609151 | Dec 2, 2005 | Dec 2, 2005 | Decker Operating Co., L.L.C. | Nueces | Chapman, J. O. "C" #338 | 8,000 | 35533765 |
| 609117 | Nov 9, 2005 | Nov 9, 2005 | Decker Operating Co., L.L.C. | Nueces | Chapman, J. O. "C" #139 | 5,950 | 35533764 |
| 608920 | Nov 3, 2005 | Nov 3, 2005 | Decker Operating Co., L.L.C. | Nueces | Chapman, J. O. "D" #146 | 7,500 | 35533763 |
| 605790 | Sep 2, 2005 | Sep 2, 2005 | Decker Operating Co., L.L.C. | Nueces | Chapman, J. O. #138 | 14,000 | 35533757 |
| 605790Amendment | Sep 2, 2005 | Sep 2, 2005 | Decker Operating Co., L.L.C. | Nueces | Chapman, J. O. #138 | 14,000 | 35533757 |
| 601703 | Jul 6, 2005 | Jul 6, 2005 | Decker Operating Co., L.L.C. | Wharton | South Mancha Gas Unit 1 #1 | 5,900 | 48134769 |
| 557181 | Feb 3, 2005 | Feb 3, 2005 | Decker Operating Co., L.L.C. | Wharton | Srubar #1 | 5,200 | 48134736 |
| 557181Amendment | Feb 3, 2005 | Feb 3, 2005 | Decker Operating Co., L.L.C. | Wharton | Srubar #1 | 6,000 | 48134736 |
| 554491 | Dec 7, 2004 | Dec 7, 2004 | Decker Operating Co., L.L.C. | De Witt | Brushy Creek Gas Unit #19 | 6,000 | 12332003 |
| 553118 | Nov 2, 2004 | Nov 2, 2004 | Decker Operating Co., L.L.C. | Wharton | Shannon #1 | 6,000 | 48134709 |
| 546289 | Aug 30, 2004 | Aug 30, 2004 | Decker Operating Co., L.L.C. | Fort Bend | Battle Unit No. 1 #1 | 6,000 | 15732283 |
| 549451 | Aug 11, 2004 | Aug 11, 2004 | Decker Operating Co., L.L.C. | Wharton | Scott, O. H. #1 | 5,775 | 48134684 |
| 548894 | Jul 29, 2004 | Jul 29, 2004 | Decker Operating Co., L.L.C. | Wharton | Callaway #1 | 5,750 | 48134676 |
| 545912 | May 20, 2004 | May 20, 2004 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch "B" #137 | 10,000 | 35533520 |
| 545672 | May 13, 2004 | May 13, 2004 | Decker Operating Co., L.L.C. | Fort Bend | Boettcher #1 | 6,000 | 15732278 |
| 545672Amendment | May 13, 2004 | May 13, 2004 | Decker Operating Co., L.L.C. | Fort Bend | Boettcher #1 | 6,000 | 15732278 |
| 541282 | Jan 27, 2004 | Jan 27, 2004 | Decker Operating Co., L.L.C. | Wharton | Smaistrla #1 | 8,500 | 48134617 |
| 540488 | Jan 8, 2004 | Jan 8, 2004 | Decker Operating Co., L.L.C. | Wharton | Edwin Hawes III Estate Gas Unit #2 | 5,000 | 48134608 |
| 538307 | Nov 6, 2003 | Nov 6, 2003 | Decker Operating Co., L.L.C. | Wharton | Hudgins Division #1 | 5,000 | 48134587 |
| 537830 | Oct 29, 2003 | Oct 29, 2003 | Decker Operating Co., L.L.C. | Wharton | Preisler #1 | 5,500 | 48134583 |
| 537630 | Oct 23, 2003 | Oct 23, 2003 | Decker Operating Co., L.L.C. | Wharton | Boedeker Unit #1 | 6,000 | 48134580 |
| 536913 | Sep 29, 2003 | Sep 29, 2003 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch "B" #237 | 11,500 | 35533584 |
| 534446 | Jul 22, 2003 | Jul 22, 2003 | Decker Operating Co., L.L.C. | Live Oak | Herring Gas Unit #1 | 7,000 | 29734525 |
| 534446Amendment | Jul 22, 2003 | Jul 22, 2003 | Decker Operating Co., L.L.C. | Live Oak | Herring Gas Unit #1 | 7,000 | 29734525 |
| 532978 | Jun 10, 2003 | Jun 10, 2003 | Decker Operating Co., L.L.C. | Nueces | Chapman Ranch #780 | 5,000 | 35533554 |
| 531991 | May 16, 2003 | May 16, 2003 | Decker Operating Co., L.L.C. | Wharton | Koonce #1 | 4,700 | 48134545 |
| 531947 | May 15, 2003 | May 15, 2003 | Decker Operating Co., L.L.C. | Wharton | Cloud #1 | 5,000 | 48134543 |
| 531133 | Apr 25, 2003 | Apr 25, 2003 | Decker Operating Co., L.L.C. | Wharton | Macha Gas Unit No. 2 #2 | 6,000 | 48134536 |
| 529268 | Mar 6, 2003 | Mar 6, 2003 | Decker Operating Co., L.L.C. | Wharton | Hudgins, Richard #1 | 6,000 | 48134524 |
| 528803 | Feb 24, 2003 | Feb 24, 2003 | Decker Operating Co., L.L.C. | Wharton | Hawes, Jack Jr. #1 | 6,000 | 48134521 |