| 678667 | Feb 25, 2009 | Feb 25, 2009 | Highmount Expl & Prod Texas LLC | Four Square Ranch B #543E | 7,800 | 13731740 |
| 678738 | Feb 23, 2009 | Feb 23, 2009 | Diamondback Operating, LP | Wittenburg #1801 | 3,000 | 13732017 |
| 671146 | Feb 19, 2009 | Feb 19, 2009 | Diamondback Operating, LP | Bowermaster #468 | 3,400 | 13731982 |
| 671146Amendment | Feb 19, 2009 | Feb 19, 2009 | Diamondback Operating, LP | Bowermaster #468 | 3,700 | 13731982 |
| 671141 | Feb 19, 2009 | Feb 19, 2009 | Diamondback Operating, LP | Bowermaster #4610 | 3,400 | 13731981 |
| 677613 | Jan 23, 2009 | Jan 23, 2009 | Rio-Tex, Inc. | Whitehead Wardlaw #9402 | 14,000 | 13732016 |
| 677602 | Jan 22, 2009 | Jan 22, 2009 | Highmount Expl & Prod Texas LLC | Jenkins, F.J. "D" #1309 | 6,750 | 13732015 |
| 677476 | Jan 21, 2009 | Jan 21, 2009 | Highmount Expl & Prod Texas LLC | Jenkins, F.j."b" #905 | 4,750 | 13732014 |
| 677100 | Jan 13, 2009 | Jan 13, 2009 | Highmount Expl & Prod Texas LLC | Jenkins, F. J., "A" #804 | 4,750 | 13732013 |
| 676614 | Dec 30, 2008 | Dec 30, 2008 | Charis Energy, Inc. | Hyde #2 | 4,000 | 13732012 |
| 676049 | Dec 16, 2008 | Dec 16, 2008 | Uhc Petroleum Corporation | Sutton W. Wardlaw 1978 Trust #8132DA | 500 | 13732009 |
| 675991 | Dec 16, 2008 | Dec 16, 2008 | Uhc Petroleum Corporation | Wardlaw, Sutton W. 1978 Trust #5001 | 500 | 13732011 |
| 672061Amendment | Dec 11, 2008 | Dec 11, 2008 | Highmount Expl & Prod Texas LLC | Mitchell #104 | 6,250 | 13731996 |
| 675626 | Dec 3, 2008 | Dec 3, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7014CA | 500 | 13732007 |
| 675366 | Dec 3, 2008 | Dec 3, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #121E | 7,400 | 13731707 |
| 675627 | Dec 2, 2008 | Dec 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7015CA | 500 | 13732008 |
| 675625 | Dec 2, 2008 | Dec 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7010AD | 500 | 13732006 |
| 675624 | Dec 2, 2008 | Dec 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7010AC | 500 | 13732005 |
| 675622 | Dec 2, 2008 | Dec 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7010AB | 500 | 13732004 |
| 675621 | Dec 2, 2008 | Dec 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7010AA | 500 | 13732003 |
| 666761Amendment | Dec 2, 2008 | Dec 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7010A | 500 | 13731970 |
| 673210 | Oct 23, 2008 | Oct 23, 2008 | Newfield Exploration Company | Rolston "A" #101HH | 11,000 | 13732001 |
| 673047 | Oct 20, 2008 | Oct 20, 2008 | Tammany Exploration Company LLC | Cloudt #1 | 6,500 | 13732002 |
| 672062 | Oct 15, 2008 | Oct 15, 2008 | Highmount Expl & Prod Texas LLC | Mitchell #102 | 5,850 | 13731995 |
| 672062Amendment | Oct 15, 2008 | Oct 15, 2008 | Highmount Expl & Prod Texas LLC | Mitchell #102 | 6,000 | 13731995 |
| 672553 | Oct 14, 2008 | Oct 14, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #19E | 7,350 | 13731999 |
| 672061 | Oct 14, 2008 | Oct 14, 2008 | Highmount Expl & Prod Texas LLC | Mitchell #104 | 5,800 | 13731996 |
| 672555 | Oct 11, 2008 | Oct 11, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #20E | 6,850 | 13732000 |
| 672555Amendment | Oct 11, 2008 | Oct 11, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #20E | 7,200 | 13732000 |
| 672552 | Oct 11, 2008 | Oct 11, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #18E | 6,950 | 13731998 |
| 672552Amendment | Oct 11, 2008 | Oct 11, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #18E | 7,200 | 13731998 |
| 672549 | Oct 11, 2008 | Oct 11, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #17E | 6,950 | 13731997 |
| 672549Amendment | Oct 11, 2008 | Oct 11, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #17E | 7,200 | 13731997 |
| 671622 | Oct 6, 2008 | Oct 6, 2008 | Diamondback Operating, LP | Bowermaster #4709 | 3,400 | 13731993 |
| 671319 | Oct 2, 2008 | Oct 2, 2008 | Highmount Expl & Prod Texas LLC | Mitchell #803 | 5,250 | 13731987 |
| 671319Amendment | Oct 2, 2008 | Oct 2, 2008 | Highmount Expl & Prod Texas LLC | Mitchell #803 | 6,250 | 13731987 |
| 671269 | Oct 1, 2008 | Oct 1, 2008 | Corkran Energy, LP | Aristides #1HH | 5,800 | 13731985 |
| 671248 | Oct 1, 2008 | Oct 1, 2008 | Beach Exploration, Inc. | Epperson 23 #1 | 4,200 | 13731986 |
| 670995 | Sep 22, 2008 | Sep 22, 2008 | Diamondback Operating, LP | Bowermaster #4754 | 3,400 | 13731978 |
| 669695 | Sep 11, 2008 | Sep 11, 2008 | Penn Virginia Oil & Gas, L.P. | Mayfield, Stanley & Nelda #2 | 15,000 | 13731976 |
| 669694 | Sep 11, 2008 | Sep 11, 2008 | Penn Virginia Oil & Gas, L.P. | Mayfield, Stanley & Nelda #1 | 15,000 | 13731977 |
| 669370 | Sep 9, 2008 | Sep 9, 2008 | Tammany Exploration Company LLC | Deel #2 | 6,500 | 13731975 |
| 669370Amendment | Sep 9, 2008 | Sep 9, 2008 | Tammany Exploration Company LLC | Deel #2 | 6,500 | 13731975 |
| 670329 | Sep 3, 2008 | Sep 3, 2008 | Sigma Energy & Explor., Co LLC | Hyde #1 | 5,000 | 13731974 |
| 664781 | Aug 6, 2008 | Aug 6, 2008 | Newfield Exploration Company | Whitehead 74 #3H | 14,000 | 13731956 |
| 666834 | Aug 5, 2008 | Aug 5, 2008 | Marshall & Winston, Inc. | Turney #1 | 8,500 | 13731973 |
| 666765 | Aug 5, 2008 | Aug 5, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7003D | 500 | 13731971 |
| 666761 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7010A | 500 | 13731970 |
| 666759 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7015A | 500 | 13731969 |
| 666757 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7010D | 500 | 13731968 |
| 666754 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7014C | 500 | 13731967 |
| 666752 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7011B | 500 | 13731966 |
| 666750 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7015C | 500 | 13731965 |
| 666748 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #7007B | 500 | 13731964 |
| 666746 | Aug 2, 2008 | Aug 2, 2008 | Uhc Petroleum Corporation | Wardlaw, L. J. Estate -A- #8012D | 500 | 13731972 |
| 666215 | Jul 28, 2008 | Jul 28, 2008 | Newfield Exploration Company | Four Square Ranch #23HH | 11,000 | 13731961 |
| 665947 | Jul 23, 2008 | Jul 23, 2008 | Chesapeake Operating, Inc. | Allar 41 #1 | 14,000 | 13731960 |
| 665673 | Jul 21, 2008 | Jul 21, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #5003E | 7,400 | 13731751 |
| 665400 | Jul 17, 2008 | Jul 17, 2008 | Chesapeake Operating, Inc. | Wardlaw Bros et Al #1 | 14,000 | 13700185 |
| 665325 | Jul 16, 2008 | Jul 16, 2008 | Marshall & Winston, Inc. | Carpenter "A" #1 | 7,000 | 13731959 |
| 666306 | Jul 9, 2008 | Jul 9, 2008 | Diamondback Operating, LP | Wittenburg "17" #1A | 3,000 | 13731958 |
| 664819 | Jul 9, 2008 | Jul 9, 2008 | Diamondback Operating, LP | Bowermaster #4755 | 3,400 | 13731957 |
| 665520 | Jul 3, 2008 | Jul 3, 2008 | Diamondback Operating, LP | Wittenburg "17" #1 | 6,600 | 13731154 |
| 663907 | Jun 23, 2008 | Jun 23, 2008 | Newfield Exploration Company | Earwood "37" #2 | 11,500 | 13731955 |
| 663019 | Jun 13, 2008 | Jun 13, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #9014E | 7,350 | 13731954 |
| 660020 | May 1, 2008 | May 1, 2008 | Marshall & Winston, Inc. | Wheat 203 #1 | 8,500 | 13731953 |
| 659059 | Apr 23, 2008 | Apr 23, 2008 | Newfield Exploration Company | Four Square Ranch #19HH | 11,000 | 13731952 |
| 659059Amendment | Apr 23, 2008 | Apr 23, 2008 | Newfield Exploration Company | Four Square Ranch #19HH | 11,000 | 13731952 |
| 658654 | Apr 16, 2008 | Apr 16, 2008 | Chesapeake Operating, Inc. | Wardlaw -1- #1 | 13,000 | 13731630 |
| 657628 | Apr 8, 2008 | Apr 8, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #1079EX | 7,250 | 13731951 |
| 657915 | Apr 7, 2008 | Apr 7, 2008 | Newfield Exploration Company | Four Square Ranch #2H | 8,000 | 13731688 |
| 657523 | Mar 27, 2008 | Mar 27, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #2096E | 7,150 | 13731950 |
| 656971 | Mar 20, 2008 | Mar 20, 2008 | Chesapeake Operating, Inc. | Allar #3501 | 14,000 | 13731949 |
| 656938 | Mar 19, 2008 | Mar 19, 2008 | Rio-Tex, Inc. | Whitehead Wardlaw #9401 | 14,000 | 13731948 |
| 656399 | Mar 10, 2008 | Mar 10, 2008 | Newfield Exploration Company | Whitehead #8504 | 14,000 | 13731947 |
| 656111 | Mar 5, 2008 | Mar 5, 2008 | Newfield Exploration Company | Ausable "1" #1 | 16,000 | 13731946 |
| 652962 | Feb 15, 2008 | Feb 15, 2008 | Newfield Exploration Company | Earwood "37" #1 | 11,500 | 13731943 |
| 654570 | Feb 12, 2008 | Feb 12, 2008 | Marshall & Winston, Inc. | Carpenter #2 | 7,000 | 13731945 |
| 653245 | Feb 6, 2008 | Feb 6, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #2192E | 7,500 | 13731705 |
| 653509 | Jan 30, 2008 | Jan 30, 2008 | Diamondback Operating, LP | Bowermaster "46" #6 | 4,000 | 13731944 |
| 653509Amendment | Jan 30, 2008 | Jan 30, 2008 | Diamondback Operating, LP | Bowermaster "46" #6 | 4,000 | 13731944 |
| 653509Amendment | Jan 30, 2008 | Jan 30, 2008 | Diamondback Operating, LP | Bowermaster #4606 | 4,000 | 13731944 |
| 650522 | Jan 14, 2008 | Jan 14, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #16E | 6,950 | 13731938 |
| 650520 | Jan 14, 2008 | Jan 14, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #15E | 6,950 | 13731937 |
| 650305 | Jan 11, 2008 | Jan 11, 2008 | Newfield Exploration Company | Davis et al "77" #H 3STH | 11,500 | 13731886 |
| 650243 | Jan 4, 2008 | Jan 4, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #1068E | 6,950 | 13731939 |
| 651463 | Dec 19, 2007 | Dec 19, 2007 | Newfield Exploration Company | Four Square Ranch #22 | 8,000 | 13731942 |
| 650513 | Dec 19, 2007 | Dec 19, 2007 | Highmount Expl & Prod Texas LLC | Canyon Ranch 107 #14E | 6,950 | 13731936 |
| 651175 | Dec 17, 2007 | Dec 17, 2007 | Chesapeake Operating, Inc. | Wardlaw Bros 1 #2 | 14,000 | 13731941 |
| 651133 | Dec 15, 2007 | Dec 15, 2007 | Newfield Exploration Company | Whitehead, F.H. #8601 | 15,500 | 13731940 |
| 650235 | Dec 13, 2007 | Dec 13, 2007 | Highmount Expl & Prod Texas LLC | Canyon Ranch #1069E | 6,950 | 13731933 |
| 650485 | Dec 8, 2007 | Dec 8, 2007 | Newfield Exploration Company | Whitehead, W.L. #1801 | 15,000 | 13731935 |
| 649641 | Nov 20, 2007 | Nov 20, 2007 | Stonegate Production Company,llc | Peterson Gas Unit No. 1 #2HH | 5,000 | 13731932 |
| 648804 | Nov 7, 2007 | Nov 7, 2007 | Trilogy Operating, Inc. | Mme #1 | 3,800 | 13731931 |
| 648804Amendment | Nov 7, 2007 | Nov 7, 2007 | Trilogy Operating, Inc. | Mme #1 | 3,800 | 13731931 |
| 647648 | Oct 30, 2007 | Oct 30, 2007 | Dominion Oklahoma Texas E&P, Inc | Canyon Ranch 113 #10E | 7,000 | 13731930 |
| 647490 | Oct 15, 2007 | Oct 15, 2007 | Stonegate Production Company,llc | Peterson Gas Unit #1 #1HH | 5,000 | 13731839 |
| 646456 | Sep 26, 2007 | Sep 26, 2007 | Megawest Energy Texas Corp. | Ann Horne #191 | 1,200 | 13731929 |
| 645500 | Sep 6, 2007 | Sep 6, 2007 | Newfield Exploration Company | Shaw #7503HH | 10,000 | 13731927 |
| 645481 | Sep 6, 2007 | Sep 6, 2007 | Diamondback Operating, LP | Jenkins #6203 | 3,000 | 13731926 |