| 712472 | Mar 25, 2011 | Mar 25, 2011 | Glover, Michael C. | Schkade Farm #2 | 1,000 | 41739179 |
| 712295 | Mar 23, 2011 | Mar 23, 2011 | Ruff Drilling Company | John Snyder "B" #1 | 1,000 | 41739178 |
| 712087 | Mar 22, 2011 | Mar 22, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 85 #72 | 2,000 | 41739394 |
| 712039 | Mar 21, 2011 | Mar 21, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 85 #71 | 2,000 | 41739173 |
| 711850 | Mar 21, 2011 | Mar 21, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #93 | 2,000 | 41739174 |
| 711861 | Mar 18, 2011 | Mar 18, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #95 | 2,000 | 41739176 |
| 711854 | Mar 18, 2011 | Mar 18, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #94 | 2,000 | 41739175 |
| 711687 | Mar 10, 2011 | Mar 10, 2011 | Bluff Creek Petroleum, LLC | Bradford 'A' #3 | 1,999 | 41739172 |
| 711684 | Mar 10, 2011 | Mar 10, 2011 | Bluff Creek Petroleum, LLC | Bradford 'B' #3 | 1,999 | 41739171 |
| 711206 | Mar 9, 2011 | Mar 9, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #90 | 2,000 | 41739168 |
| 711210 | Mar 8, 2011 | Mar 8, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #92 | 2,000 | 41739170 |
| 711208 | Mar 8, 2011 | Mar 8, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #91 | 2,000 | 41739169 |
| 711205 | Mar 8, 2011 | Mar 8, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #89 | 2,000 | 41739167 |
| 711202 | Mar 8, 2011 | Mar 8, 2011 | Stasney, H. R. & Sons, Ltd. | Cook 85WS #87 | 4,000 | 41739385 |
| 711199 | Mar 8, 2011 | Mar 8, 2011 | Stasney, H. R. & Sons, Ltd. | Cook 85WS #86 | 4,000 | 41739165 |
| 711197 | Mar 8, 2011 | Mar 8, 2011 | Stasney, H. R. & Sons, Ltd. | Cook 85WS #85 | 4,000 | 41739164 |
| 711234 | Mar 4, 2011 | Mar 4, 2011 | Expro Engineering, Inc. | Cottle, Jerry #3 | 900 | 41739163 |
| 710625 | Feb 24, 2011 | Feb 24, 2011 | Couch Oil & Gas, Inc. | Couch 89 Guy #6 | 3,900 | 41739162 |
| 710598 | Feb 23, 2011 | Feb 23, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 140A #12 | 4,000 | 41739161 |
| 709617 | Feb 22, 2011 | Feb 22, 2011 | Stasney, H. R. & Sons, Ltd. | Cook 85S #81 | 4,000 | 41739154 |
| 708738 | Feb 22, 2011 | Feb 22, 2011 | Schkade, Harold | John F. Sedwick "A" #17A | 1,000 | 41739149 |
| 710014 | Feb 21, 2011 | Feb 21, 2011 | Abernathy Auto, Inc. | Casey 30 "B" #4 | 1,500 | 41739160 |
| 709499 | Feb 17, 2011 | Feb 17, 2011 | Bright Hawk Operating Company | Elliott, R. B. #3B | 4,500 | 41739159 |
| 709497 | Feb 17, 2011 | Feb 17, 2011 | Bright Hawk Operating Company | Elliott, R. B. #2B | 4,500 | 41739158 |
| 709616 | Feb 11, 2011 | Feb 11, 2011 | Stasney, H. R. & Sons, Ltd. | Cook 85S #80 | 4,000 | 41739153 |
| 708737 | Feb 11, 2011 | Feb 11, 2011 | Schkade, Harold | Hickman, Reaves -A- #16 | 1,000 | 41739157 |
| 709454 | Feb 9, 2011 | Feb 9, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 60S #10 | 4,000 | 41739156 |
| 709449 | Feb 7, 2011 | Feb 7, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 60S #9 | 4,000 | 41739150 |
| 709580 | Feb 3, 2011 | Feb 3, 2011 | Stasney, H. R. & Sons, Ltd. | Cook 88S #87 | 2,000 | 41739155 |
| 709580Amendment | Feb 3, 2011 | Feb 3, 2011 | Stasney, H. R. & Sons, Ltd. | Cook 88S #87 | 4,000 | 41739155 |
| 709495 | Feb 3, 2011 | Feb 3, 2011 | Bright Hawk Operating Company | Elliott, R. B. #1B | 4,500 | 41739152 |
| 708848 | Feb 1, 2011 | Feb 1, 2011 | Abernathy Auto, Inc. | Casey 30 'A' #3 | 1,500 | 41739151 |
| 708718 | Jan 31, 2011 | Jan 31, 2011 | Cox, Lee Investments Inc. | Snyder #2 | 4,200 | 41739148 |
| 709193 | Jan 28, 2011 | Jan 28, 2011 | Bluff Creek Petroleum, LLC | Casey Ranch "57-A" #1 | 1,999 | 41739147 |
| 708843 | Jan 24, 2011 | Jan 24, 2011 | Abernathy Auto, Inc. | Casey 30 "B" #3 | 1,500 | 41739146 |
| 708154 | Jan 18, 2011 | Jan 18, 2011 | Abernathy Auto, Inc. | Casey 30 "B" #2 | 1,500 | 41739145 |
| 708135 | Jan 18, 2011 | Jan 18, 2011 | Ruff Drilling Company | John Snyder #2 | 1,250 | 41739144 |
| 707492 | Jan 11, 2011 | Jan 11, 2011 | Stasney, H. R. & Sons, Ltd. | W I Cook #6884 | 2,000 | 41739359 |
| 707494 | Jan 4, 2011 | Jan 4, 2011 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #100 | 2,000 | 41739143 |
| 707502 | Dec 30, 2010 | Dec 30, 2010 | Stasney Well Service, LLC | Ivy #38 | 2,000 | 41739141 |
| 707499 | Dec 30, 2010 | Dec 30, 2010 | Stasney Well Service, LLC | Ivy #37T | 2,000 | 41739142 |
| 706981 | Dec 21, 2010 | Dec 21, 2010 | Abernathy Auto, Inc. | Casey #303A | 1,500 | 41737805 |
| 706981Amendment | Dec 21, 2010 | Dec 21, 2010 | Abernathy Auto, Inc. | Casey 30 "B" #1 | 1,500 | 41737805 |
| 706705 | Dec 17, 2010 | Dec 17, 2010 | Quest Emg, Inc. | Musselman Caddo Unit #269 | 3,800 | 41739138 |
| 706700 | Dec 17, 2010 | Dec 17, 2010 | Quest Emg, Inc. | Musselman Caddo Unit #266 | 3,800 | 41739135 |
| 706706 | Dec 16, 2010 | Dec 16, 2010 | Quest Emg, Inc. | Musselman Caddo Unit #292 | 3,800 | 41739139 |
| 706703 | Dec 16, 2010 | Dec 16, 2010 | Quest Emg, Inc. | Musselman Caddo Unit #268 | 3,800 | 41739137 |
| 706701 | Dec 16, 2010 | Dec 16, 2010 | Quest Emg, Inc. | Musselman Caddo Unit #267 | 3,800 | 41739136 |
| 706696 | Dec 16, 2010 | Dec 16, 2010 | Quest Emg, Inc. | Musselman Caddo Unit #252 | 3,800 | 41739134 |
| 705766 | Dec 2, 2010 | Dec 2, 2010 | Stasney, H. R. & Sons, Ltd. | Cook 85S #79 | 4,000 | 41739133 |
| 705704 | Dec 2, 2010 | Dec 2, 2010 | Stasney, H. R. & Sons, Ltd. | Cook 85S #78 | 4,000 | 41739132 |
| 705698 | Nov 30, 2010 | Nov 30, 2010 | Stasney, H. R. & Sons, Ltd. | Cook 88S #86 | 4,000 | 41739131 |
| 705767 | Nov 23, 2010 | Nov 23, 2010 | Stasney Well Service, LLC | Cook Ranch 60S #1AR | 2,000 | 41739130 |
| 705300 | Nov 23, 2010 | Nov 23, 2010 | Abernathy Auto, Inc. | Casey #302A | 1,500 | 41739129 |
| 705300Amendment | Nov 23, 2010 | Nov 23, 2010 | Abernathy Auto, Inc. | Casey #302A | 1,500 | 41739129 |
| 705300Amendment | Nov 23, 2010 | Nov 23, 2010 | Abernathy Auto, Inc. | Casey 30 "A" #2 | 1,500 | 41739129 |
| 705296 | Nov 19, 2010 | Nov 19, 2010 | Abernathy Auto, Inc. | Casey #301A | 1,500 | 41739128 |
| 705296Amendment | Nov 19, 2010 | Nov 19, 2010 | Abernathy Auto, Inc. | Casey #301A | 1,500 | 41739128 |
| 705296Amendment | Nov 19, 2010 | Nov 19, 2010 | Abernathy Auto, Inc. | Casey 30 'A' #1 | 1,500 | 41739128 |
| 705262 | Nov 16, 2010 | Nov 16, 2010 | 5L Properties, Inc. | Jeter #6 | 1,300 | 41739127 |
| 704949 | Nov 10, 2010 | Nov 10, 2010 | Stasney, H. R. & Sons, Ltd. | Cook 88S #85 | 4,000 | 41739126 |
| 704894 | Nov 9, 2010 | Nov 9, 2010 | Stasney Well Service, LLC | Cook Ranch 60S #8 | 4,000 | 41739125 |
| 704095 | Oct 28, 2010 | Oct 28, 2010 | P.I.D. Drilling Inc | Windham 85 #2 | 4,930 | 41731381 |
| 703736 | Oct 20, 2010 | Oct 20, 2010 | P.I.D. Drilling Inc | Windham '85' #5 | 1,500 | 41739124 |
| 703734 | Oct 20, 2010 | Oct 20, 2010 | P.I.D. Drilling Inc | Windham '85' #3 | 1,500 | 41739123 |
| 703682 | Oct 19, 2010 | Oct 19, 2010 | P.I.D. Drilling Inc | Windham '85' #4 | 1,500 | 41739122 |
| 703518 | Oct 15, 2010 | Oct 15, 2010 | Stasney Well Service, LLC | Stasney's Cook Ranch 57 #149 | 2,000 | 41739121 |
| 703517 | Oct 15, 2010 | Oct 15, 2010 | Stasney Well Service, LLC | Stasney's Cook Ranch 57 #148 | 2,000 | 41739120 |
| 703516 | Oct 15, 2010 | Oct 15, 2010 | Stasney, H. R. & Sons, Ltd. | Cook 85S #76 | 4,000 | 41739119 |
| 703514 | Oct 14, 2010 | Oct 14, 2010 | Stasney, H. R. & Sons, Ltd. | Cook 85S #77 | 4,000 | 41739118 |
| 702836 | Sep 29, 2010 | Sep 29, 2010 | Hilltex Operating Company, LLC | W-B Ranch #4HH | 4,999 | 41739117 |
| 702836Amendment | Sep 29, 2010 | Sep 29, 2010 | EOG Resources, Inc. | W-B Ranch #4HH | 4,999 | 41739117 |
| 702102 | Sep 17, 2010 | Sep 17, 2010 | Glover, Michael C. | Schkade Farm #1 | 1,000 | 41739116 |
| 702074 | Sep 14, 2010 | Sep 14, 2010 | Hilltex Operating Company, LLC | W-B Ranch #3 | 4,999 | 41739114 |
| 701836 | Sep 14, 2010 | Sep 14, 2010 | 5L Properties, Inc. | Jeter #5 | 1,300 | 41739115 |
| 700914 | Sep 8, 2010 | Sep 8, 2010 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88S #84 | 4,000 | 41739109 |
| 701432 | Sep 3, 2010 | Sep 3, 2010 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #80 | 2,000 | 41739112 |
| 701434 | Sep 2, 2010 | Sep 2, 2010 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #81 | 2,000 | 41739113 |
| 700917 | Sep 2, 2010 | Sep 2, 2010 | Stasney, H. R. & Sons, Ltd. | Stasney 88S #88 | 4,000 | 41739054 |
| 701060 | Aug 26, 2010 | Aug 26, 2010 | Hilltex Operating Company, LLC | Nail Ranch #2 | 5,500 | 41739110 |
| 700079 | Aug 26, 2010 | Aug 26, 2010 | Ruff Oil Co. | Ruff, J. H. #6 | 1,000 | 41739111 |
| 700351 | Aug 17, 2010 | Aug 17, 2010 | Van Operating, Ltd. | Green, W. H. Estate A #4 | 4,718 | 41733995 |
| 700298 | Aug 13, 2010 | Aug 13, 2010 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 88 #79 | 2,000 | 41739108 |
| 699620 | Aug 3, 2010 | Aug 3, 2010 | Plantation Operating, LLC | Ackers Morris Sand Unit #42P | 4,000 | 41739107 |
| 699610 | Jul 30, 2010 | Jul 30, 2010 | Mudslinger Oil, L.L.C. | Oman Lease #2 | 2,000 | 41739106 |
| 699415 | Jul 29, 2010 | Jul 29, 2010 | Hilltex Operating Company, LLC | Hilltex River Ranch "180" #1 | 4,999 | 41738718 |
| 699413 | Jul 29, 2010 | Jul 29, 2010 | Hilltex Operating Company, LLC | Hilltex River Ranch "369" #1 | 4,999 | 41738721 |
| 699412 | Jul 28, 2010 | Jul 28, 2010 | Hilltex Operating Company, LLC | Hilltex River Ranch "369A" #2 | 4,999 | 41738972 |
| 699341 | Jul 28, 2010 | Jul 28, 2010 | Stasney Well Service, LLC | Ivy #34T | 2,000 | 41739105 |
| 699289 | Jul 27, 2010 | Jul 27, 2010 | Stasney, H. R. & Sons, Ltd. | Stasney's Cook Ranch '57' #146 | 2,000 | 41739101 |
| 699283 | Jul 27, 2010 | Jul 27, 2010 | Stasney, H. R. & Sons, Ltd. | Stasney's Cook Ranch '57' #144 | 2,000 | 41739099 |
| 699279 | Jul 27, 2010 | Jul 27, 2010 | Stasney, H. R. & Sons, Ltd. | W I Cook #6784 | 2,000 | 41739104 |
| 699274 | Jul 27, 2010 | Jul 27, 2010 | Stasney, H. R. & Sons, Ltd. | Cook Ranch 61 #103 | 2,000 | 41739103 |
| 699291 | Jul 26, 2010 | Jul 26, 2010 | Stasney, H. R. & Sons, Ltd. | Stasney's Cook Ranch "57" #147 | 2,000 | 41739102 |
| 699285 | Jul 26, 2010 | Jul 26, 2010 | Stasney, H. R. & Sons, Ltd. | Stasney's Cook Ranch "57" #145 | 2,000 | 41739100 |
| 699271 | Jul 26, 2010 | Jul 26, 2010 | Stasney, H. R. & Sons, Ltd. | Stasney's Cook Ranch "57" #143 | 2,000 | 41739098 |
| 699184 | Jul 20, 2010 | Jul 20, 2010 | Stasney, H. R. & Sons, Ltd. | Stasney 89 #19 | 2,000 | 41739097 |
| 697910 | Jul 13, 2010 | Jul 13, 2010 | Tex-R Energy, Inc. | Moore Johnston #1 | 4,500 | 41739092 |
| 697910Amendment | Jul 13, 2010 | Jul 13, 2010 | Tex-R Energy, Inc. | Moore Johnston #1 | 4,500 | 41739092 |
| 698751 | Jul 12, 2010 | Jul 12, 2010 | Hilltex Operating Company, LLC | W-B Ranch #2 | 4,999 | 41739096 |