| 1 | Abaco Operating, LLC | 1 | 57 | 0 | 36 | Jun 2, 2026 | Jun 2, 2026 |
| 2 | Exxon Corp. | — | 1,637 | 0 | 320 | — | — |
| 3 | Wilson Tower | — | 0 | 0 | 161 | — | — |
| 4 | Headington Energy Partners, LLC | — | 51 | 0 | 136 | — | — |
| 5 | Exxon Mobil Corporation | — | 111 | 0 | 81 | — | — |
| 6 | Hilcorp Energy Company | — | 2 | 0 | 43 | — | — |
| 7 | Headington Oil Company LLC | — | 45 | 0 | 32 | — | — |
| 8 | Humble Oil & Refining Co. | — | 0 | 0 | 26 | — | — |
| 9 | Sarita Energy Resources, Ltd. | — | 18 | 0 | 20 | — | — |
| 10 | EOG Resources, Inc. | — | 18 | 0 | 15 | — | — |
| 11 | Cody Energy LLC | — | 32 | 0 | 14 | — | — |
| 12 | Hughes, Dan A. Company, L.P. | — | 10 | 0 | 14 | — | — |
| 13 | Texaco Inc. | — | 59 | 0 | 13 | — | — |
| 14 | Kaler Energy Corp. | — | 28 | 0 | 11 | — | — |
| 15 | Sun Expl. & Prod. Co.-Corpus | — | 2 | 0 | 11 | — | — |
| 16 | Newfield Exploration Company | — | 90 | 0 | 9 | — | — |
| 17 | TXO Production Corp. | — | 48 | 0 | 8 | — | — |
| 18 | Dewbre Petroleum Corporation | — | 6 | 0 | 8 | — | — |
| 19 | Headington Oil Company, L.P. | — | 73 | 0 | 7 | — | — |
| 20 | Blakenergy Operating, LLC | — | 14 | 0 | 5 | — | — |
| 21 | Haas, Richard E. | — | 9 | 0 | 5 | — | — |
| 22 | Texaco E & P Inc. | — | 11 | 0 | 4 | — | — |
| 23 | Hughes Texas Petroleum, Ltd. | — | 3 | 0 | 4 | — | — |
| 24 | Sun Exploration & Production Co. | — | 1 | 0 | 4 | — | — |
| 25 | Whittington Operating Company | — | 1 | 0 | 4 | — | — |
| 26 | Kilroy Company of Texas Inc. | — | 0 | 0 | 4 | — | — |
| 27 | Pioneer Resources Producing, L.P | — | 9 | 0 | 3 | — | — |
| 28 | Merritt Operating, Inc. | — | 4 | 0 | 3 | — | — |
| 29 | Mobil Oil Corporation | — | 1 | 0 | 3 | — | — |
| 30 | Saxum Oil & Gas, LLC | — | 1 | 0 | 3 | — | — |
| 31 | Anadarko Petroleum Corporation | — | 0 | 0 | 3 | — | — |
| 32 | Occidental Petroleum Corp. | — | 0 | 0 | 3 | — | — |
| 33 | Vaquero Operating | — | 0 | 0 | 3 | — | — |
| 34 | Texas Oil & Gas Corp. | — | 39 | 0 | 2 | — | — |
| 35 | Pioneer Natural Res. USA, Inc. | — | 24 | 0 | 2 | — | — |
| 36 | Apache Corporation | — | 6 | 0 | 2 | — | — |
| 37 | Bridge Oil Production Co., Inc. | — | 6 | 0 | 2 | — | — |
| 38 | Texakoma Operating, L.P. | — | 6 | 0 | 2 | — | — |
| 39 | Sierra Resources, LLC | — | 4 | 0 | 2 | — | — |
| 40 | Sanchez Oil & Gas Corporation | — | 2 | 0 | 2 | — | — |
| 41 | Bruington Operating, L.L.C. | — | 1 | 0 | 2 | — | — |
| 42 | Coastal States Gas Prod. Co. | — | 0 | 0 | 2 | — | — |
| 43 | Costilla Energy Inc. | — | 0 | 0 | 2 | — | — |
| 44 | Greeheyco Inc. | — | 0 | 0 | 2 | — | — |
| 45 | McMoran Exploration Co. | — | 0 | 0 | 2 | — | — |
| 46 | Reh Energy Inc. | — | 0 | 0 | 2 | — | — |
| 47 | Reunion Energy Company | — | 0 | 0 | 2 | — | — |
| 48 | Terra Resources Inc. | — | 0 | 0 | 2 | — | — |
| 49 | XTO Energy Inc. | — | 0 | 0 | 2 | — | — |
| 50 | BNP Petroleum Corporation | — | 10 | 0 | 1 | — | — |
| 51 | American Shoreline, Inc. | — | 9 | 0 | 1 | — | — |
| 52 | Bridge Oil Company, L. P. | — | 4 | 0 | 1 | — | — |
| 53 | Hunt Petroleum Corporation | — | 4 | 0 | 1 | — | — |
| 54 | Lantana Natural Resources, Inc. | — | 3 | 0 | 1 | — | — |
| 55 | Ameristate Exploration LLC | — | 2 | 0 | 1 | — | — |
| 56 | Corpus Christi Oil & Gas Co. | — | 2 | 0 | 1 | — | — |
| 57 | Dallas Production, Inc. | — | 2 | 0 | 1 | — | — |
| 58 | Sarita Oil & Gas | — | 2 | 0 | 1 | — | — |
| 59 | Shell Western E&P Inc. | — | 2 | 0 | 1 | — | — |
| 60 | Sue-Ann Production Company | — | 2 | 0 | 1 | — | — |
| 61 | Texron Operating, LLC | — | 2 | 0 | 1 | — | — |
| 62 | Amerada Hess Corporation | — | 1 | 0 | 1 | — | — |
| 63 | API Operating Co. | — | 1 | 0 | 1 | — | — |
| 64 | Dinero Oil Corporation | — | 1 | 0 | 1 | — | — |
| 65 | Hallwood Petroleum, Inc. | — | 1 | 0 | 1 | — | — |
| 66 | Lamar Oil & Gas, Inc. | — | 1 | 0 | 1 | — | — |
| 67 | Modena Operating LLC | — | 1 | 0 | 1 | — | — |
| 68 | Rbo, Inc. | — | 1 | 0 | 1 | — | — |
| 69 | Samedan Oil Corporation | — | 1 | 0 | 1 | — | — |
| 70 | Amrwr LLC | — | 0 | 0 | 1 | — | — |
| 71 | Appell Petroleum Corporation | — | 0 | 0 | 1 | — | — |
| 72 | Atinum Operating Inc. | — | 0 | 0 | 1 | — | — |
| 73 | Camden Resources LLC | — | 0 | 0 | 1 | — | — |
| 74 | Dreyfus Louis Natural Gas Corp | — | 0 | 0 | 1 | — | — |
| 75 | EL Paso E & P Company L. P. | — | 0 | 0 | 1 | — | — |
| 76 | Faulconer Energy LLC | — | 0 | 0 | 1 | — | — |
| 77 | Flint Oak Energy LLC | — | 0 | 0 | 1 | — | — |
| 78 | Hagens R. C. | — | 0 | 0 | 1 | — | — |
| 79 | Harkins & Company | — | 0 | 0 | 1 | — | — |
| 80 | Ipr USA Corp. | — | 0 | 0 | 1 | — | — |
| 81 | LA Gloria Oil & Gas Co. | — | 0 | 0 | 1 | — | — |
| 82 | Marwell Petroleum Inc. | — | 0 | 0 | 1 | — | — |
| 83 | Pinnell H. P. Trustee | — | 0 | 0 | 1 | — | — |
| 84 | Ruston Resources Inc. | — | 0 | 0 | 1 | — | — |
| 85 | Swift Energy Operating LLC | — | 0 | 0 | 1 | — | — |
| 86 | Tecpetrol Operating LLC | — | 0 | 0 | 1 | — | — |
| 87 | Texaco TPC Inc. | — | 0 | 0 | 1 | — | — |
| 88 | Texas Oil and Gas Operating LLC | — | 0 | 0 | 1 | — | — |
| 89 | Tucker Operating Co. Inc. | — | 0 | 0 | 1 | — | — |
| 90 | Wagner Duer & Co. | — | 0 | 0 | 1 | — | — |
| 91 | Wapiti Operating LLC | — | 0 | 0 | 1 | — | — |
| 92 | Headington Oil Company | — | 14 | 0 | 0 | — | — |
| 93 | Jil Oil Corp. | — | 12 | 0 | 0 | — | — |
| 94 | U.S. Enercorp, LLC | — | 11 | 0 | 0 | — | — |
| 95 | Hughes & Hughes | — | 9 | 0 | 0 | — | — |
| 96 | Bright & Co. | — | 7 | 0 | 0 | — | — |
| 97 | Swift Energy Company | — | 7 | 0 | 0 | — | — |
| 98 | Camden Resources, Inc. | — | 6 | 0 | 0 | — | — |
| 99 | Coastal Oil & Gas Corporation | — | 6 | 0 | 0 | — | — |
| 100 | Fortune Operating Company | — | 6 | 0 | 0 | — | — |
| 101 | Texas Eastern Transmission, LP | — | 6 | 0 | 0 | — | — |
| 102 | Petro-Hunt Corporation | — | 5 | 0 | 0 | — | — |
| 103 | Sanchez-O'Brien Oil & Gas Corp. | — | 5 | 0 | 0 | — | — |
| 104 | Seadrift Pipeline Corporation | — | 5 | 0 | 0 | — | — |
| 105 | Erskine Energy, LLC | — | 4 | 0 | 0 | — | — |
| 106 | Parker & Parsley Producing L.P. | — | 4 | 0 | 0 | — | — |
| 107 | Peninsula Resources Corp. | — | 4 | 0 | 0 | — | — |
| 108 | Petrus Operating Co., Inc. | — | 4 | 0 | 0 | — | — |
| 109 | Richman Petroleum Corp. | — | 4 | 0 | 0 | — | — |
| 110 | Brooklyn Union Explor. Co., Inc. | — | 3 | 0 | 0 | — | — |
| 111 | Dominion Expl. & Prod., Inc. | — | 3 | 0 | 0 | — | — |
| 112 | Homaby Bay Petroleum Corp. | — | 3 | 0 | 0 | — | — |
| 113 | Maguire Oil Company | — | 3 | 0 | 0 | — | — |
| 114 | Brazoria Operating LLC | — | 2 | 0 | 0 | — | — |
| 115 | Bruner Oil & Gas, Inc. | — | 2 | 0 | 0 | — | — |
| 116 | Confederate Energy Corp. | — | 2 | 0 | 0 | — | — |
| 117 | Eastern Energy, Inc. | — | 2 | 0 | 0 | — | — |
| 118 | EL Paso Production Oil & Gas Co. | — | 2 | 0 | 0 | — | — |
| 119 | Genesis Petroleum Corporation | — | 2 | 0 | 0 | — | — |
| 120 | Hanson Production Company | — | 2 | 0 | 0 | — | — |
| 121 | Highland Resources-Brown-Hamill | — | 2 | 0 | 0 | — | — |
| 122 | Huntington Energy, L.L.C. | — | 2 | 0 | 0 | — | — |
| 123 | Majestic Drilling & Prod. Co Inc | — | 2 | 0 | 0 | — | — |
| 124 | Marathon Oil Company | — | 2 | 0 | 0 | — | — |
| 125 | OXY Petr. Inc | — | 2 | 0 | 0 | — | — |
| 126 | Rbo Inc. & Sinclair Minerals | — | 2 | 0 | 0 | — | — |
| 127 | Royal Oil & Gas Corp. | — | 2 | 0 | 0 | — | — |
| 128 | Santos USA Corp. | — | 2 | 0 | 0 | — | — |
| 129 | Tana Oil & Gas Corp. | — | 2 | 0 | 0 | — | — |
| 130 | Texas Crude Exploration, Inc. | — | 2 | 0 | 0 | — | — |
| 131 | Union Oil Company of California | — | 2 | 0 | 0 | — | — |
| 132 | Beach Exploration, Inc. | — | 1 | 0 | 0 | — | — |
| 133 | Bell, Kelly | — | 1 | 0 | 0 | — | — |
| 134 | Brigham Oil & Gas, L.P. | — | 1 | 0 | 0 | — | — |
| 135 | Cashco Energy Corp. | — | 1 | 0 | 0 | — | — |
| 136 | CB Energy, LLC | — | 1 | 0 | 0 | — | — |
| 137 | Chinn Exploration Company | — | 1 | 0 | 0 | — | — |
| 138 | Christie Energy Co., Inc. | — | 1 | 0 | 0 | — | — |
| 139 | Cities Service Company | — | 1 | 0 | 0 | — | — |
| 140 | Cockrell Corp. | — | 1 | 0 | 0 | — | — |
| 141 | CPC Exploration Inc. | — | 1 | 0 | 0 | — | — |
| 142 | Csa Exploration Company | — | 1 | 0 | 0 | — | — |
| 143 | Cummins & Walker Oil Co., Inc. | — | 1 | 0 | 0 | — | — |
| 144 | Fort Apache Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 145 | Geiser, D. Allen | — | 1 | 0 | 0 | — | — |
| 146 | Greehey & Company, Ltd. | — | 1 | 0 | 0 | — | — |
| 147 | Houston Exploration Company, The | — | 1 | 0 | 0 | — | — |
| 148 | Hughes Texas Petroleum | — | 1 | 0 | 0 | — | — |
| 149 | Kebo Oil & Gas, Inc. | — | 1 | 0 | 0 | — | — |
| 150 | Kindee Oil & Gas Texas, LLC | — | 1 | 0 | 0 | — | — |
| 151 | LA Parrita Oil & Gas, Inc. | — | 1 | 0 | 0 | — | — |
| 152 | Manti Operating Company | — | 1 | 0 | 0 | — | — |
| 153 | McCormick Operating Company | — | 1 | 0 | 0 | — | — |
| 154 | Meridian Resource & Expl Llc,the | — | 1 | 0 | 0 | — | — |
| 155 | Mobil-GC Corp. | — | 1 | 0 | 0 | — | — |
| 156 | Mobil Producing TX. & N.M. Inc. | — | 1 | 0 | 0 | — | — |
| 157 | North Central Oil Corp. | — | 1 | 0 | 0 | — | — |
| 158 | Novus Oil & Gas, LP | — | 1 | 0 | 0 | — | — |
| 159 | OXY USA Inc. | — | 1 | 0 | 0 | — | — |
| 160 | Parker & Parsley Development L.P | — | 1 | 0 | 0 | — | — |
| 161 | Patrick Pet. Corp. of Michigan | — | 1 | 0 | 0 | — | — |
| 162 | Petro-Hunt, L.L.C. | — | 1 | 0 | 0 | — | — |
| 163 | Realitos Energy Corp. | — | 1 | 0 | 0 | — | — |
| 164 | Ricochet Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 165 | Seagull Energy Corporation | — | 1 | 0 | 0 | — | — |
| 166 | Seagull Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 167 | Sonat Exploration Co. - Houston | — | 1 | 0 | 0 | — | — |
| 168 | Southwestern Exp,dev & Prod,inc. | — | 1 | 0 | 0 | — | — |
| 169 | Spinnaker Exploration Co.,l.l.c. | — | 1 | 0 | 0 | — | — |
| 170 | Texakoma E & P, LLC | — | 1 | 0 | 0 | — | — |
| 171 | Texas Crude, Inc. | — | 1 | 0 | 0 | — | — |
| 172 | Texas Crude Oil, Inc. | — | 1 | 0 | 0 | — | — |
| 173 | Texas Eastern Transmission Corp. | — | 1 | 0 | 0 | — | — |
| 174 | Texas, L. Petroleum, Inc. | — | 1 | 0 | 0 | — | — |
| 175 | Texas Western Energy Corporation | — | 1 | 0 | 0 | — | — |
| 176 | Texoma Production Company | — | 1 | 0 | 0 | — | — |
| 177 | Tri-C Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 178 | U.S. Exploration Company | — | 1 | 0 | 0 | — | — |
| 179 | Vaalco Energy (USA), Inc. - | — | 1 | 0 | 0 | — | — |
| 180 | Wagner & Brown, Ltd. | — | 1 | 0 | 0 | — | — |
| 181 | Zenergy, Inc. | — | 1 | 0 | 0 | — | — |