| 1 | EOG Resources, Inc. | 25 | 931 | 25 | 713 | Jun 5, 2026 | Nov 2, 2026 |
| 2 | Verdun Oil & Gas LLC | 19 | 88 | 19 | 280 | Apr 8, 2026 | Oct 28, 2026 |
| 3 | Verdun Oil EF II LLC | 18 | 48 | 18 | 931 | Nov 7, 2025 | Jul 8, 2026 |
| 4 | Ineos USA Oil & Gas LLC | 18 | 42 | 18 | 602 | Feb 3, 2026 | Aug 18, 2026 |
| 5 | Lewis Petro Properties, Inc. | 14 | 663 | 14 | 704 | Jan 6, 2026 | Oct 6, 2026 |
| 6 | Sydri Operating, LLC | 6 | 6 | 6 | 49 | Mar 19, 2026 | Oct 12, 2026 |
| 7 | Rosewood Resources, Inc. | 6 | 14 | 6 | 8 | Oct 23, 2026 | Nov 2, 2026 |
| 8 | Javelin Energy Partners Mgmt LLC | 5 | 16 | 5 | 709 | Sep 23, 2026 | Sep 28, 2026 |
| 9 | Crescent Energy Operating, LLC | 4 | 4 | 4 | 287 | Oct 27, 2026 | Oct 27, 2026 |
| 10 | Silver Hill Energy Operating LLC | 4 | 4 | 4 | 12 | Aug 11, 2026 | Aug 11, 2026 |
| 11 | Bandera Eagle Ford, LLC | 4 | 6 | 4 | 2 | Dec 23, 2025 | Jan 7, 2026 |
| 12 | Texas American Resources Company | 3 | 98 | 3 | 164 | Sep 14, 2026 | Sep 18, 2026 |
| 13 | BPX Operating Company | 2 | 86 | 2 | 207 | Oct 20, 2026 | Oct 20, 2026 |
| 14 | Pursuit Oil & Gas STX, LLC | 2 | 23 | 2 | 18 | Nov 20, 2025 | Nov 20, 2025 |
| 15 | Caturus Energy, LLC | 2 | 2 | 2 | 8 | Jun 11, 2026 | Jun 29, 2026 |
| 16 | Young John H. Inc | — | 0 | 0 | 189 | — | — |
| 17 | Trinity Operating (Usg), LLC | — | 53 | 0 | 160 | — | — |
| 18 | Petrovybe Opco LLC | — | 0 | 0 | 148 | — | — |
| 19 | Boomerang Oil & Gas LLC | — | 0 | 0 | 142 | — | — |
| 20 | XTO Energy Inc. | — | 265 | 0 | 117 | — | — |
| 21 | FW Eagle Ford I LLC | — | 0 | 0 | 55 | — | — |
| 22 | GGG Oil Company, Ltd. | — | 4 | 0 | 38 | — | — |
| 23 | Caribbean Energy LLC II | — | 1 | 0 | 32 | — | — |
| 24 | Castlerock EF Operating LLC | — | 13 | 0 | 24 | — | — |
| 25 | Quintana Pet. Corp. | — | 28 | 0 | 23 | — | — |
| 26 | Williams, Clayton Energy, Inc. | — | 1 | 0 | 17 | — | — |
| 27 | Precision Petro Corp. | — | 0 | 0 | 13 | — | — |
| 28 | Virtex Operating Company, Inc. | — | 28 | 0 | 12 | — | — |
| 29 | Mormac Oil & Gas Co. | — | 9 | 0 | 12 | — | — |
| 30 | Esta Company Inc. | — | 0 | 0 | 12 | — | — |
| 31 | Chesapeake Operating, L.L.C. | — | 254 | 0 | 11 | — | — |
| 32 | Proline Energy Resources Inc | — | 0 | 0 | 11 | — | — |
| 33 | Lakewood Operating, Ltd. | — | 24 | 0 | 10 | — | — |
| 34 | Gulftex Energy, LLC | — | 6 | 0 | 10 | — | — |
| 35 | Bass Enterprises Production Co. | — | 2 | 0 | 10 | — | — |
| 36 | Petrolero Corp. | — | 20 | 0 | 9 | — | — |
| 37 | Buffalo Oil Corp. | — | 8 | 0 | 9 | — | — |
| 38 | Lonestar Operating, LLC | — | 54 | 0 | 8 | — | — |
| 39 | Tucker Petroleum, Inc. | — | 8 | 0 | 8 | — | — |
| 40 | NGL Watersolutions Eagleford,llc | — | 1 | 0 | 8 | — | — |
| 41 | McDaniel Company Inc. The | — | 0 | 0 | 8 | — | — |
| 42 | Tracker Oil & Gas Inc. | — | 0 | 0 | 8 | — | — |
| 43 | Travis Petroleum Corporation | — | 0 | 0 | 8 | — | — |
| 44 | Modern Exploration, Inc. | — | 1 | 0 | 7 | — | — |
| 45 | First United Oil & Gas Corp. | — | 0 | 0 | 7 | — | — |
| 46 | Oilton Resources Inc. | — | 0 | 0 | 7 | — | — |
| 47 | Sutton Producing Corp. | — | 29 | 0 | 6 | — | — |
| 48 | Null, W.M. Operations, Inc. | — | 15 | 0 | 6 | — | — |
| 49 | Petroleum Management, Inc. | — | 8 | 0 | 6 | — | — |
| 50 | Rocc Operating, LLC | — | 8 | 0 | 6 | — | — |
| 51 | Fredonia Resources Inc. | — | 4 | 0 | 6 | — | — |
| 52 | Lemon Richard G. | — | 0 | 0 | 6 | — | — |
| 53 | Progas Properties Inc. | — | 0 | 0 | 6 | — | — |
| 54 | Ritchie H. G. Jr. | — | 0 | 0 | 6 | — | — |
| 55 | Callon (Eagle Ford) LLC | — | 53 | 0 | 5 | — | — |
| 56 | Oryx Energy Company | — | 26 | 0 | 5 | — | — |
| 57 | Null, W. M.-Oil Producer | — | 23 | 0 | 5 | — | — |
| 58 | U. S. Operating, Inc. | — | 11 | 0 | 5 | — | — |
| 59 | Tidal Petroleum, Inc. | — | 8 | 0 | 5 | — | — |
| 60 | Centex Development | — | 0 | 0 | 5 | — | — |
| 61 | Estacado Energy LLC | — | 0 | 0 | 5 | — | — |
| 62 | Evx Operating LLC | — | 0 | 0 | 5 | — | — |
| 63 | Perdido Energy LLC | — | 0 | 0 | 5 | — | — |
| 64 | Samson Resources Company | — | 0 | 0 | 5 | — | — |
| 65 | Trento Global Group Operator Tex | — | 0 | 0 | 5 | — | — |
| 66 | Triangle Oil Producers | — | 0 | 0 | 5 | — | — |
| 67 | Chesapeake Operating, Inc. | — | 737 | 0 | 4 | — | — |
| 68 | Stonegate Production Company,llc | — | 106 | 0 | 4 | — | — |
| 69 | Sage Energy Company | — | 11 | 0 | 4 | — | — |
| 70 | Lightning Oil Company | — | 10 | 0 | 4 | — | — |
| 71 | Shell Oil Company | — | 4 | 0 | 4 | — | — |
| 72 | C&e Production, LLC | — | 3 | 0 | 4 | — | — |
| 73 | Overly Operating Co. | — | 3 | 0 | 4 | — | — |
| 74 | Lovelady, Ike Inc. | — | 1 | 0 | 4 | — | — |
| 75 | Arpel Inc. | — | 0 | 0 | 4 | — | — |
| 76 | Cox & Cox Production Co. | — | 0 | 0 | 4 | — | — |
| 77 | Crystal Resources Inc | — | 0 | 0 | 4 | — | — |
| 78 | Eagle Ford Oil Co. Inc. | — | 0 | 0 | 4 | — | — |
| 79 | Holcomb Energy Corp. | — | 0 | 0 | 4 | — | — |
| 80 | McDay Energy Corp. | — | 0 | 0 | 4 | — | — |
| 81 | Texaco E & P Inc. | — | 0 | 0 | 4 | — | — |
| 82 | Swift Energy Operating, LLC | — | 130 | 0 | 3 | — | — |
| 83 | General American Properties, Inc | — | 48 | 0 | 3 | — | — |
| 84 | Chanoco Corporation | — | 18 | 0 | 3 | — | — |
| 85 | Cummins & Walker Oil Co., Inc. | — | 18 | 0 | 3 | — | — |
| 86 | Escondido Resources Oper Co, LLC | — | 11 | 0 | 3 | — | — |
| 87 | Zero Corporation of Texas | — | 9 | 0 | 3 | — | — |
| 88 | Express Oil Co. | — | 1 | 0 | 3 | — | — |
| 89 | Mueller Engineering Corp. | — | 1 | 0 | 3 | — | — |
| 90 | Amsys Energy LLC. | — | 0 | 0 | 3 | — | — |
| 91 | Crutchfield Engineering Service | — | 0 | 0 | 3 | — | — |
| 92 | Exxcel Operating Company | — | 0 | 0 | 3 | — | — |
| 93 | Jab Operating Inc. | — | 0 | 0 | 3 | — | — |
| 94 | Petromark Resources Company | — | 0 | 0 | 3 | — | — |
| 95 | South Texas Operating Company | — | 0 | 0 | 3 | — | — |
| 96 | Starr Operating Company | — | 0 | 0 | 3 | — | — |
| 97 | S & T Salvage | — | 0 | 0 | 3 | — | — |
| 98 | Cheyenne Petroleum Company | — | 158 | 0 | 2 | — | — |
| 99 | Matador Production Company | — | 127 | 0 | 2 | — | — |
| 100 | Silverbow Resources Oper, LLC | — | 125 | 0 | 2 | — | — |
| 101 | Escondido Resources GP, LLC | — | 98 | 0 | 2 | — | — |
| 102 | Williams, Clayton W., Jr., Inc. | — | 58 | 0 | 2 | — | — |
| 103 | Escondido Resources II, LLC | — | 50 | 0 | 2 | — | — |
| 104 | Pioneer Natural Res. USA, Inc. | — | 49 | 0 | 2 | — | — |
| 105 | Giguere Industries, Inc. | — | 41 | 0 | 2 | — | — |
| 106 | Sun Expl. & Prod. Co.-Corpus | — | 23 | 0 | 2 | — | — |
| 107 | Hawn Brothers | — | 18 | 0 | 2 | — | — |
| 108 | Drexel Operating Company | — | 16 | 0 | 2 | — | — |
| 109 | Venado Operating Company LLC | — | 12 | 0 | 2 | — | — |
| 110 | Rome Exploration Co, Inc. | — | 10 | 0 | 2 | — | — |
| 111 | Weber Energy Corporation | — | 10 | 0 | 2 | — | — |
| 112 | Kinlaw Oil Corporation | — | 9 | 0 | 2 | — | — |
| 113 | Tarina Oil Company | — | 8 | 0 | 2 | — | — |
| 114 | Fenn, Bill Inc. | — | 7 | 0 | 2 | — | — |
| 115 | Getty Oil Co. | — | 6 | 0 | 2 | — | — |
| 116 | Sandia Energy Corporation-NM | — | 6 | 0 | 2 | — | — |
| 117 | Jay-Dee Operating Company | — | 5 | 0 | 2 | — | — |
| 118 | Tipperary Oil & Gas Corporation | — | 5 | 0 | 2 | — | — |
| 119 | Coffman & Temple | — | 4 | 0 | 2 | — | — |
| 120 | Driver Investments, Inc. | — | 4 | 0 | 2 | — | — |
| 121 | RGR Production | — | 4 | 0 | 2 | — | — |
| 122 | Tenexco, Inc. | — | 4 | 0 | 2 | — | — |
| 123 | TX Petroleum Company | — | 4 | 0 | 2 | — | — |
| 124 | Glenco Oil & Gas Company | — | 3 | 0 | 2 | — | — |
| 125 | Gulf Coast Acquisitions Co. L.C. | — | 3 | 0 | 2 | — | — |
| 126 | Pyle Petroleum, Inc. | — | 3 | 0 | 2 | — | — |
| 127 | Bay Rock Corp. | — | 2 | 0 | 2 | — | — |
| 128 | Dale Operating Company | — | 2 | 0 | 2 | — | — |
| 129 | Rio-Tex, Inc. | — | 2 | 0 | 2 | — | — |
| 130 | Sandman Exploration, L.L.C. | — | 2 | 0 | 2 | — | — |
| 131 | Hytech Energy Corporation | — | 1 | 0 | 2 | — | — |
| 132 | Miesch Exploration Corporation | — | 1 | 0 | 2 | — | — |
| 133 | Remuda Oil & Gas Co. | — | 1 | 0 | 2 | — | — |
| 134 | Ashby Andrew M. | — | 0 | 0 | 2 | — | — |
| 135 | Botasch Operating LLC | — | 0 | 0 | 2 | — | — |
| 136 | BTA Oil Producers | — | 0 | 0 | 2 | — | — |
| 137 | Bush Mark A. Oil and Gas Inc. | — | 0 | 0 | 2 | — | — |
| 138 | Chapman Roger Inc. | — | 0 | 0 | 2 | — | — |
| 139 | Confed Oil Incorporated | — | 0 | 0 | 2 | — | — |
| 140 | Crosstex Environmental STX LLC | — | 0 | 0 | 2 | — | — |
| 141 | CRW Producing Co. | — | 0 | 0 | 2 | — | — |
| 142 | Dixon & Morgan | — | 0 | 0 | 2 | — | — |
| 143 | Driscoll S.W.D. Inc. | — | 0 | 0 | 2 | — | — |
| 144 | Enre Corp. | — | 0 | 0 | 2 | — | — |
| 145 | Evans Ralph | — | 0 | 0 | 2 | — | — |
| 146 | Falcon Production LLC | — | 0 | 0 | 2 | — | — |
| 147 | Genesis Well Service | — | 0 | 0 | 2 | — | — |
| 148 | Ginco Operating Co. | — | 0 | 0 | 2 | — | — |
| 149 | Hill Production Company No. 2 | — | 0 | 0 | 2 | — | — |
| 150 | Lee Brothers Oil Co. | — | 0 | 0 | 2 | — | — |
| 151 | Loin Energy Corporation | — | 0 | 0 | 2 | — | — |
| 152 | LTS Oil & Gas A | — | 0 | 0 | 2 | — | — |
| 153 | Mission River Systems Inc. | — | 0 | 0 | 2 | — | — |
| 154 | Mitsui E&P USA LLC | — | 0 | 0 | 2 | — | — |
| 155 | Roby Dwayne | — | 0 | 0 | 2 | — | — |
| 156 | Searoc Oil Company Inc. | — | 0 | 0 | 2 | — | — |
| 157 | Sedco Resources Inc | — | 0 | 0 | 2 | — | — |
| 158 | Taylor Thomas F. | — | 0 | 0 | 2 | — | — |
| 159 | Texokan Operating Inc. | — | 0 | 0 | 2 | — | — |
| 160 | Tiger Oil & Gas Co. | — | 0 | 0 | 2 | — | — |
| 161 | White Oak Operating Company LLC | — | 0 | 0 | 2 | — | — |
| 162 | Rosetta Resources Operating LP | — | 47 | 0 | 1 | — | — |
| 163 | GGG Oil Co. | — | 30 | 0 | 1 | — | — |
| 164 | Silver Pines Energy Corp. | — | 25 | 0 | 1 | — | — |
| 165 | D & G Gas & Oil Company | — | 23 | 0 | 1 | — | — |
| 166 | Texaco Inc. | — | 22 | 0 | 1 | — | — |
| 167 | Riley Exploration, LLC | — | 15 | 0 | 1 | — | — |
| 168 | Bayshore Exploration LLC | — | 10 | 0 | 1 | — | — |
| 169 | Blackbrush O & G, LLC | — | 10 | 0 | 1 | — | — |
| 170 | Corum Production Company | — | 10 | 0 | 1 | — | — |
| 171 | Young, John H., Inc. | — | 7 | 0 | 1 | — | — |
| 172 | 1776 Energy Operators, LLC | — | 6 | 0 | 1 | — | — |
| 173 | Kebo Oil & Gas, Inc. | — | 6 | 0 | 1 | — | — |
| 174 | Lammerts, Robert P. | — | 6 | 0 | 1 | — | — |
| 175 | Union Pacific Resources Company | — | 6 | 0 | 1 | — | — |
| 176 | Hawthorn Energy Partners, LLC | — | 5 | 0 | 1 | — | — |
| 177 | North Texas Petroleum, Inc. | — | 5 | 0 | 1 | — | — |
| 178 | Shield Petroleum | — | 5 | 0 | 1 | — | — |
| 179 | Bosque Disposal Systems, LLC | — | 4 | 0 | 1 | — | — |
| 180 | Downman Jones Oil Operators, Inc | — | 4 | 0 | 1 | — | — |
| 181 | Whiting Oil and Gas Corporation | — | 4 | 0 | 1 | — | — |
| 182 | Abraxas Petroleum Corp. | — | 3 | 0 | 1 | — | — |
| 183 | Amoco Production Company | — | 3 | 0 | 1 | — | — |
| 184 | Bay Rock Operating Company | — | 3 | 0 | 1 | — | — |
| 185 | Black Gold Operating Co., Inc. | — | 3 | 0 | 1 | — | — |
| 186 | D&G G. & O. Co & Petrolero Corp. | — | 3 | 0 | 1 | — | — |
| 187 | First Rock, Inc. | — | 3 | 0 | 1 | — | — |
| 188 | Karis Resources, LLC | — | 3 | 0 | 1 | — | — |
| 189 | Wolco Energy, Inc. | — | 3 | 0 | 1 | — | — |
| 190 | BHP Petroleum (Americas) Inc. | — | 2 | 0 | 1 | — | — |
| 191 | Canus Petroleum, Inc. | — | 2 | 0 | 1 | — | — |
| 192 | Convest Energy Corporation | — | 2 | 0 | 1 | — | — |
| 193 | Exxon Mobil Corporation | — | 2 | 0 | 1 | — | — |
| 194 | Ford, Edmond J., Jr. | — | 2 | 0 | 1 | — | — |
| 195 | Mockingbird Mdstrm Gas Svcs, LLC | — | 2 | 0 | 1 | — | — |
| 196 | Newman Brothers Drilling Company | — | 2 | 0 | 1 | — | — |
| 197 | Tana Oil & Gas Corp. | — | 2 | 0 | 1 | — | — |
| 198 | Aspen Services | — | 1 | 0 | 1 | — | — |
| 199 | Blackbrush O & G, Inc. | — | 1 | 0 | 1 | — | — |
| 200 | Canion Oil and Gas | — | 1 | 0 | 1 | — | — |
| 201 | Chapman Oil | — | 1 | 0 | 1 | — | — |
| 202 | Clear Fork, Incorporated | — | 1 | 0 | 1 | — | — |
| 203 | Clemco | — | 1 | 0 | 1 | — | — |
| 204 | Express Oil and Gas | — | 1 | 0 | 1 | — | — |
| 205 | Fortune Operating, Inc. | — | 1 | 0 | 1 | — | — |
| 206 | Kasan Corp. | — | 1 | 0 | 1 | — | — |
| 207 | Marathon Oil Company | — | 1 | 0 | 1 | — | — |
| 208 | Navajo Exploration, Inc. | — | 1 | 0 | 1 | — | — |
| 209 | Primary Fuels, Inc. | — | 1 | 0 | 1 | — | — |
| 210 | Pyle Petroleum | — | 1 | 0 | 1 | — | — |
| 211 | Swift Energy Company | — | 1 | 0 | 1 | — | — |
| 212 | U.S.A. Plugging Company | — | 1 | 0 | 1 | — | — |
| 213 | Wingler, Sharp & Stowe | — | 1 | 0 | 1 | — | — |
| 214 | Ameri-Tex Operating Co. L. C. | — | 0 | 0 | 1 | — | — |
| 215 | Ark-La-Tex Resources Inc. | — | 0 | 0 | 1 | — | — |
| 216 | AV-Tech Resources Corporation | — | 0 | 0 | 1 | — | — |
| 217 | Bailey D. E. Production Co. | — | 0 | 0 | 1 | — | — |
| 218 | Bhec Corporation | — | 0 | 0 | 1 | — | — |
| 219 | Bridger Environmental LLC | — | 0 | 0 | 1 | — | — |
| 220 | Cassidy Pipe & Supply Corp. | — | 0 | 0 | 1 | — | — |
| 221 | Challenger Oil | — | 0 | 0 | 1 | — | — |
| 222 | Coastal Oil & Gas Corporation | — | 0 | 0 | 1 | — | — |
| 223 | Coastal States Gas Prod. Co. | — | 0 | 0 | 1 | — | — |
| 224 | Core E & P Corp. | — | 0 | 0 | 1 | — | — |
| 225 | Dilley Disposal Company Inc. | — | 0 | 0 | 1 | — | — |
| 226 | Dinero Oil Corporation | — | 0 | 0 | 1 | — | — |
| 227 | Discovery Petroleum L.L.C. | — | 0 | 0 | 1 | — | — |
| 228 | Dixon Drilling Company | — | 0 | 0 | 1 | — | — |
| 229 | Encino Operating Company Inc. | — | 0 | 0 | 1 | — | — |
| 230 | Exco Operating Company LP | — | 0 | 0 | 1 | — | — |
| 231 | Floyd Operating Company | — | 0 | 0 | 1 | — | — |
| 232 | Fortune Operating Company | — | 0 | 0 | 1 | — | — |
| 233 | Great West Energy & Expl. Inc. | — | 0 | 0 | 1 | — | — |
| 234 | Guardian Energy Operating Co LLC | — | 0 | 0 | 1 | — | — |
| 235 | Gulf Coast Natural Gas Co. | — | 0 | 0 | 1 | — | — |
| 236 | Harper & Lawless | — | 0 | 0 | 1 | — | — |
| 237 | Harrison Dan J. Jr. | — | 0 | 0 | 1 | — | — |
| 238 | Hughey W. R. Operating Co. | — | 0 | 0 | 1 | — | — |
| 239 | J & C Drilling Company | — | 0 | 0 | 1 | — | — |
| 240 | Jenex Petroleum Corporation | — | 0 | 0 | 1 | — | — |
| 241 | Jerco Enterprises Inc. | — | 0 | 0 | 1 | — | — |
| 242 | J-W Operating Co. | — | 0 | 0 | 1 | — | — |
| 243 | Kasper Oil & Gas II L.L.C. | — | 0 | 0 | 1 | — | — |
| 244 | Koch S. H. | — | 0 | 0 | 1 | — | — |
| 245 | Lewis Radley Null Heinz | — | 0 | 0 | 1 | — | — |
| 246 | Lightning Oil Company Etal | — | 0 | 0 | 1 | — | — |
| 247 | Los Gatos Oil Company | — | 0 | 0 | 1 | — | — |
| 248 | Lynn Petro. Storage & Transp. Co | — | 0 | 0 | 1 | — | — |
| 249 | Magnum Producing & Operating Co. | — | 0 | 0 | 1 | — | — |
| 250 | Manley John D. III | — | 0 | 0 | 1 | — | — |
| 251 | May Investments Inc. | — | 0 | 0 | 1 | — | — |
| 252 | MB Energy LLC | — | 0 | 0 | 1 | — | — |
| 253 | Mellenbruch Julia | — | 0 | 0 | 1 | — | — |
| 254 | Millennium Petro-Physics Inc. | — | 0 | 0 | 1 | — | — |
| 255 | Moran Exploration Inc. | — | 0 | 0 | 1 | — | — |
| 256 | M S Operating Inc. | — | 0 | 0 | 1 | — | — |
| 257 | Offspring Well Salvage | — | 0 | 0 | 1 | — | — |
| 258 | Okla. Magic Circle Energy Corp. | — | 0 | 0 | 1 | — | — |
| 259 | Peninsula Exploration Company | — | 0 | 0 | 1 | — | — |
| 260 | Pilot Water Solutions SWD LLC | — | 0 | 0 | 1 | — | — |
| 261 | Pontiac Oil Inc. | — | 0 | 0 | 1 | — | — |
| 262 | Production Waste Solutions LLC | — | 0 | 0 | 1 | — | — |
| 263 | Quest Research & Dev. Corp. | — | 0 | 0 | 1 | — | — |
| 264 | Ram Operating Inc. | — | 0 | 0 | 1 | — | — |
| 265 | Republic Ees LLC | — | 0 | 0 | 1 | — | — |
| 266 | Rhino Operating Company LLC | — | 0 | 0 | 1 | — | — |
| 267 | Ricks Ran of Texas Inc. | — | 0 | 0 | 1 | — | — |
| 268 | Schaaron International Energy | — | 0 | 0 | 1 | — | — |
| 269 | Seahorse Oil Corp. | — | 0 | 0 | 1 | — | — |
| 270 | Select Water Solutions LLC | — | 0 | 0 | 1 | — | — |
| 271 | Single Barrel Oil and Gas LLC | — | 0 | 0 | 1 | — | — |
| 272 | Singleton W. | — | 0 | 0 | 1 | — | — |
| 273 | Soco Atx LLC | — | 0 | 0 | 1 | — | — |
| 274 | Sojourner Drilling Corporation | — | 0 | 0 | 1 | — | — |
| 275 | South Texas O&G Prod. Co. Inc. | — | 0 | 0 | 1 | — | — |
| 276 | Stonegate Operators Inc. | — | 0 | 0 | 1 | — | — |
| 277 | Stout John W. | — | 0 | 0 | 1 | — | — |
| 278 | Supron Energy Corp. | — | 0 | 0 | 1 | — | — |
| 279 | Taylor J. M. | — | 0 | 0 | 1 | — | — |
| 280 | Tekna Synergy Corporation | — | 0 | 0 | 1 | — | — |
| 281 | Tepee Petroleum Co. Inc. | — | 0 | 0 | 1 | — | — |
| 282 | Texas Lone Star Petroleum Corp. | — | 0 | 0 | 1 | — | — |
| 283 | Texas Refining Inc. | — | 0 | 0 | 1 | — | — |
| 284 | Texas Southern Petroleum Corp. | — | 0 | 0 | 1 | — | — |
| 285 | Union Texas Petroleum Corp. | — | 0 | 0 | 1 | — | — |
| 286 | Via Oil Company | — | 0 | 0 | 1 | — | — |
| 287 | Walker James | — | 0 | 0 | 1 | — | — |
| 288 | Western Field Exploration Inc. | — | 0 | 0 | 1 | — | — |
| 289 | Wiegand Frederick W. Jr. | — | 0 | 0 | 1 | — | — |
| 290 | Wilson Vern Energy Inc. | — | 0 | 0 | 1 | — | — |
| 291 | EP Energy E&P Company, L.P. | — | 914 | 0 | 0 | — | — |
| 292 | Carrizo (Eagle Ford) LLC | — | 736 | 0 | 0 | — | — |
| 293 | Talisman Energy USA Inc. | — | 277 | 0 | 0 | — | — |
| 294 | Petrohawk Operating Company | — | 212 | 0 | 0 | — | — |
| 295 | El Paso E & P Company, L. P. | — | 180 | 0 | 0 | — | — |
| 296 | Carrizo Oil & Gas, Inc. | — | 169 | 0 | 0 | — | — |
| 297 | EP Energy E&P Company, LLC | — | 110 | 0 | 0 | — | — |
| 298 | Anadarko E&P Onshore LLC | — | 89 | 0 | 0 | — | — |
| 299 | Goodrich Petroleum Company | — | 87 | 0 | 0 | — | — |
| 300 | BHP Billiton Pet(txla OP) Co | — | 83 | 0 | 0 | — | — |