| 1 | Longfellow Energy, LP | 4 | 4 | 0 | 158 | Nov 15, 2017 | Nov 3, 2022 |
| 2 | Urban Oil & Gas Group, LLC | 3 | 3 | 0 | 29 | Jun 12, 2018 | May 1, 2026 |
| 3 | Fasken Oil and Ranch, Ltd. | 1 | 194 | 0 | 7 | Oct 13, 2020 | Oct 13, 2020 |
| 4 | Brahman Oil & Gas, LLC | 1 | 1 | 0 | 2 | Feb 5, 2021 | Feb 5, 2021 |
| 5 | Brahman Resource Partners, LLC | 1 | 1 | 1 | 0 | Jul 27, 2018 | Jul 27, 2018 |
| 6 | BRP Energy LLC | — | 0 | 0 | 197 | — | — |
| 7 | Hilcorp Energy Company | — | 0 | 0 | 174 | — | — |
| 8 | Worth Petroleum Co. | — | 0 | 0 | 171 | — | — |
| 9 | White Rock Oil & Gas LLC | — | 0 | 0 | 115 | — | — |
| 10 | Conoco Inc. | — | 150 | 0 | 12 | — | — |
| 11 | WTG Exploration | — | 12 | 0 | 12 | — | — |
| 12 | Conocophillips Company | — | 44 | 0 | 10 | — | — |
| 13 | OXY USA Inc. | — | 14 | 0 | 10 | — | — |
| 14 | EOG Resources, Inc. | — | 59 | 0 | 8 | — | — |
| 15 | Thompson, J. Cleo | — | 17 | 0 | 7 | — | — |
| 16 | Chevron U. S. A. Inc. | — | 89 | 0 | 6 | — | — |
| 17 | Mobil Producing TX. & N.M. Inc. | — | 75 | 0 | 6 | — | — |
| 18 | Rio-Tex, Inc. | — | 14 | 0 | 4 | — | — |
| 19 | Sun Expl. & Prod. Co.-Midland | — | 10 | 0 | 4 | — | — |
| 20 | Graham Royalty, Ltd. | — | 3 | 0 | 4 | — | — |
| 21 | Seco Production Company | — | 2 | 0 | 4 | — | — |
| 22 | Patno Oil & Gas Company | — | 0 | 0 | 4 | — | — |
| 23 | Romine Oil & Gas LLC | — | 0 | 0 | 4 | — | — |
| 24 | XTO Energy Inc. | — | 0 | 0 | 4 | — | — |
| 25 | Arco Permian | — | 40 | 0 | 3 | — | — |
| 26 | Brown, Tom Inc. | — | 30 | 0 | 3 | — | — |
| 27 | Mobil Oil Corporation | — | 13 | 0 | 3 | — | — |
| 28 | Sandridge Expl. and Prod., LLC | — | 3 | 0 | 3 | — | — |
| 29 | Riata Energy, Inc. | — | 99 | 0 | 2 | — | — |
| 30 | BP America Production Company | — | 10 | 0 | 2 | — | — |
| 31 | Brown, H. L., Jr. | — | 5 | 0 | 2 | — | — |
| 32 | Marlin Energy Southwest GP, LLC | — | 5 | 0 | 2 | — | — |
| 33 | Rand Oil & Gas Corp. | — | 4 | 0 | 2 | — | — |
| 34 | Atlantic Resources Company, LLC | — | 3 | 0 | 2 | — | — |
| 35 | Piedra Operating, LLC | — | 3 | 0 | 2 | — | — |
| 36 | Texas Crude, Inc. | — | 1 | 0 | 2 | — | — |
| 37 | Apache Corporation | — | 0 | 0 | 2 | — | — |
| 38 | Cities Service Oil & Gas Corp. | — | 0 | 0 | 2 | — | — |
| 39 | Nitro Oil & Gas LLC | — | 0 | 0 | 2 | — | — |
| 40 | Scout Energy Management LLC | — | 0 | 0 | 2 | — | — |
| 41 | Skelly Oil Co. | — | 0 | 0 | 2 | — | — |
| 42 | Smith Pipe of Abilene | — | 0 | 0 | 2 | — | — |
| 43 | Newfield Exploration Company | — | 24 | 0 | 1 | — | — |
| 44 | Nuevo Texas Inc. | — | 20 | 0 | 1 | — | — |
| 45 | Henry Resources LLC | — | 15 | 0 | 1 | — | — |
| 46 | Exxon Corp. | — | 7 | 0 | 1 | — | — |
| 47 | Amoco Production Company | — | 6 | 0 | 1 | — | — |
| 48 | Credo Oil & Gas, Inc. | — | 6 | 0 | 1 | — | — |
| 49 | Napeco, Inc. | — | 4 | 0 | 1 | — | — |
| 50 | Pure Resources, L.P. | — | 4 | 0 | 1 | — | — |
| 51 | Resources Investment Corporation | — | 4 | 0 | 1 | — | — |
| 52 | Sandridge Energy, Inc. | — | 4 | 0 | 1 | — | — |
| 53 | Kerogen Texas Energy OP LLC | — | 3 | 0 | 1 | — | — |
| 54 | Occidental Permian Ltd. | — | 3 | 0 | 1 | — | — |
| 55 | Shell Oil Company | — | 3 | 0 | 1 | — | — |
| 56 | Superior Oil Company, The | — | 3 | 0 | 1 | — | — |
| 57 | Accell Natural Gas Company | — | 2 | 0 | 1 | — | — |
| 58 | Marshall & Winston, Inc. | — | 2 | 0 | 1 | — | — |
| 59 | Worth Petroleum Company | — | 2 | 0 | 1 | — | — |
| 60 | 2 W Petroleum | — | 1 | 0 | 1 | — | — |
| 61 | Danick Exploration Corporation | — | 1 | 0 | 1 | — | — |
| 62 | MLC Operating, LP | — | 1 | 0 | 1 | — | — |
| 63 | Southwest Royalties, Inc. | — | 1 | 0 | 1 | — | — |
| 64 | Texana Resources Corp. | — | 1 | 0 | 1 | — | — |
| 65 | TXO Production Corp. | — | 1 | 0 | 1 | — | — |
| 66 | Wadi Petroleum, Inc. | — | 1 | 0 | 1 | — | — |
| 67 | Beaver Oil & Gas Operating LLC | — | 0 | 0 | 1 | — | — |
| 68 | Boyd Foy Management Corp. | — | 0 | 0 | 1 | — | — |
| 69 | Candelero Oil & Gas Company | — | 0 | 0 | 1 | — | — |
| 70 | Chesapeake Operating Inc. | — | 0 | 0 | 1 | — | — |
| 71 | Cibolo Wells LLC | — | 0 | 0 | 1 | — | — |
| 72 | Cimarex Energy Co. of Colorado | — | 0 | 0 | 1 | — | — |
| 73 | Hunt Industries | — | 0 | 0 | 1 | — | — |
| 74 | Jay Management Company LLC | — | 0 | 0 | 1 | — | — |
| 75 | Occidental W TX Overthrust Inc. | — | 0 | 0 | 1 | — | — |
| 76 | Perry Producing Company Inc. | — | 0 | 0 | 1 | — | — |
| 77 | Sanchez Basin Resources LLC | — | 0 | 0 | 1 | — | — |
| 78 | SBJ Oil & Gas LLC | — | 0 | 0 | 1 | — | — |
| 79 | Texas Oil & Gas Corp. | — | 0 | 0 | 1 | — | — |
| 80 | Wood & Locker Inc. | — | 0 | 0 | 1 | — | — |
| 81 | Zachry Oil and Gas Properties | — | 0 | 0 | 1 | — | — |
| 82 | Encore Operating, L.P. | — | 65 | 0 | 0 | — | — |
| 83 | Athanor Texas Inc. | — | 45 | 0 | 0 | — | — |
| 84 | Enron Oil & Gas Company | — | 31 | 0 | 0 | — | — |
| 85 | Union Pacific Resources Company | — | 29 | 0 | 0 | — | — |
| 86 | Sioux Natural Gas Corporation | — | 13 | 0 | 0 | — | — |
| 87 | Bass Enterprises Production Co. | — | 11 | 0 | 0 | — | — |
| 88 | PXP Texas Inc. | — | 11 | 0 | 0 | — | — |
| 89 | Encana Oil & Gas(usa) Inc. | — | 10 | 0 | 0 | — | — |
| 90 | Hunt Oil Company | — | 10 | 0 | 0 | — | — |
| 91 | Perlman, William | — | 10 | 0 | 0 | — | — |
| 92 | Rapada Energy Incorporated | — | 8 | 0 | 0 | — | — |
| 93 | Texas Pacific Oil Company, Inc. | — | 8 | 0 | 0 | — | — |
| 94 | Jackson Exploration, Inc. | — | 6 | 0 | 0 | — | — |
| 95 | Tenneco Oil Co. | — | 5 | 0 | 0 | — | — |
| 96 | Gulf Oil Corp. | — | 4 | 0 | 0 | — | — |
| 97 | Belco Petroleum Corporation | — | 3 | 0 | 0 | — | — |
| 98 | Coquina Oil Corporation | — | 3 | 0 | 0 | — | — |
| 99 | Matador Operating Company | — | 3 | 0 | 0 | — | — |
| 100 | Petra Oil Corporation | — | 3 | 0 | 0 | — | — |
| 101 | American Public Energy Co. | — | 2 | 0 | 0 | — | — |
| 102 | Blue Ridge Oil & Gas Exp., Inc. | — | 2 | 0 | 0 | — | — |
| 103 | Bright & Co. | — | 2 | 0 | 0 | — | — |
| 104 | Forest Oil Corp. | — | 2 | 0 | 0 | — | — |
| 105 | Hilliard Oil & Gas, Inc. | — | 2 | 0 | 0 | — | — |
| 106 | Huntington Energy, L.L.C. | — | 2 | 0 | 0 | — | — |
| 107 | JKN Oil & Gas Inc. | — | 2 | 0 | 0 | — | — |
| 108 | Johnson and Price | — | 2 | 0 | 0 | — | — |
| 109 | Petroleum Corp. of Delaware, The | — | 2 | 0 | 0 | — | — |
| 110 | Rme Petroleum Company | — | 2 | 0 | 0 | — | — |
| 111 | Shell Western E&P Inc. | — | 2 | 0 | 0 | — | — |
| 112 | Singer-Fleischaker Oil Op. Co. | — | 2 | 0 | 0 | — | — |
| 113 | Union Oil Company of California | — | 2 | 0 | 0 | — | — |
| 114 | Arco Oil & Gas Co. | — | 1 | 0 | 0 | — | — |
| 115 | Arrington,david H. Oil & Gas,inc | — | 1 | 0 | 0 | — | — |
| 116 | Blair, Jack N. | — | 1 | 0 | 0 | — | — |
| 117 | Bradshaw, Ray E. | — | 1 | 0 | 0 | — | — |
| 118 | Cody Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 119 | Concho Exploration Inc | — | 1 | 0 | 0 | — | — |
| 120 | Continental Oil Company | — | 1 | 0 | 0 | — | — |
| 121 | Dakota Resources, Inc. (I) | — | 1 | 0 | 0 | — | — |
| 122 | Deaton Exploration, Inc. | — | 1 | 0 | 0 | — | — |
| 123 | Devon Energy Production Co, L.P. | — | 1 | 0 | 0 | — | — |
| 124 | El Ran Inc. | — | 1 | 0 | 0 | — | — |
| 125 | Energico Production Inc. | — | 1 | 0 | 0 | — | — |
| 126 | Enertex, Inc. | — | 1 | 0 | 0 | — | — |
| 127 | Feagan Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 128 | Fina Oil & Chemical Company | — | 1 | 0 | 0 | — | — |
| 129 | Giebel Petroleum Ltd. | — | 1 | 0 | 0 | — | — |
| 130 | Grover-McKinney Oil Company | — | 1 | 0 | 0 | — | — |
| 131 | Hamon, Jake L. | — | 1 | 0 | 0 | — | — |
| 132 | Hillin, T. A. | — | 1 | 0 | 0 | — | — |
| 133 | HNG Oil Company | — | 1 | 0 | 0 | — | — |
| 134 | Hodges, Delmon | — | 1 | 0 | 0 | — | — |
| 135 | Hombre Oil and Gas Company | — | 1 | 0 | 0 | — | — |
| 136 | Hopkins, T. M. Operating Co. | — | 1 | 0 | 0 | — | — |
| 137 | Hunt Industries, Ltd. | — | 1 | 0 | 0 | — | — |
| 138 | Hunt Petroleum Corporation | — | 1 | 0 | 0 | — | — |
| 139 | Internorth, Inc. | — | 1 | 0 | 0 | — | — |
| 140 | Kaiser-Francis Oil Company | — | 1 | 0 | 0 | — | — |
| 141 | Nobles Investments, Inc. | — | 1 | 0 | 0 | — | — |
| 142 | Northern Natural Gas Co. | — | 1 | 0 | 0 | — | — |
| 143 | Nutek Oil Inc | — | 1 | 0 | 0 | — | — |
| 144 | Quadra Oil & Gas, Inc. | — | 1 | 0 | 0 | — | — |
| 145 | Rex Energy Operating Corp. | — | 1 | 0 | 0 | — | — |
| 146 | Roff Operating Company, LLC | — | 1 | 0 | 0 | — | — |
| 147 | SMC Oil & Gas, Inc. | — | 1 | 0 | 0 | — | — |
| 148 | Spear Oil Company | — | 1 | 0 | 0 | — | — |
| 149 | Sun Texas Company | — | 1 | 0 | 0 | — | — |
| 150 | Texaco E & P Inc. | — | 1 | 0 | 0 | — | — |
| 151 | Tucker & Baumgardner | — | 1 | 0 | 0 | — | — |
| 152 | Union Texas Petroleum Corp. | — | 1 | 0 | 0 | — | — |
| 153 | V-F Petroleum Inc. | — | 1 | 0 | 0 | — | — |
| 154 | Vista Resources, Inc. (A) | — | 1 | 0 | 0 | — | — |
| 155 | Wagner & Brown | — | 1 | 0 | 0 | — | — |