| PIONEER NATURAL RES. USA, INC. | 728 | 369 | 719 | 278 | 9 |
| DIAMONDBACK E&P LLC | 601 | 402 | 594 | 128 | 10 |
| EOG RESOURCES, INC. | 465 | 188 | 455 | 153 | 17 |
| APACHE CORPORATION | 264 | 113 | 258 | 45 | 16 |
| BLACKBEARD OPERATING, LLC | 241 | 74 | 97 | 60 | 5 |
| ANADARKO E&P ONSHORE LLC | 238 | 91 | 238 | 92 | 3 |
| BURLINGTON RESOURCES O & G CO LP | 210 | 81 | 210 | 45 | 4 |
| COG OPERATING LLC | 206 | 85 | 205 | 81 | 10 |
| ENDEAVOR ENERGY RESOURCES L.P. | 199 | 0 | 181 | 121 | 7 |
| XTO ENERGY INC. | 183 | 3 | 173 | 103 | 18 |
| OXY USA INC. | 172 | 107 | 80 | 35 | 7 |
| OVINTIV USA INC. | 168 | 144 | 168 | 22 | 7 |
| OCCIDENTAL PERMIAN LTD. | 164 | 41 | 94 | 7 | 12 |
| SM ENERGY COMPANY | 164 | 36 | 162 | 58 | 5 |
| CHEVRON U. S. A. INC. | 162 | 51 | 161 | 43 | 6 |
| BPX OPERATING COMPANY | 137 | 40 | 137 | 33 | 8 |
| MARATHON OIL EF LLC | 131 | 32 | 131 | 36 | 6 |
| CONTINENTAL RESOURCES, INC. | 129 | 99 | 129 | 11 | 7 |
| SURGE OPERATING, LLC | 122 | 29 | 115 | 21 | 3 |
| KINDER MORGAN PRODUCTION CO LLC | 118 | 51 | 63 | 1 | 2 |
| HIGHPEAK ENERGY HOLDINGS, LLC | 115 | 27 | 97 | 31 | 3 |
| MAGNOLIA OIL & GAS OPERATING LLC | 113 | 60 | 113 | 18 | 10 |
| OXYROCK OPERATING, LLC | 103 | 77 | 101 | 0 | 4 |
| DE CENTRAL OPERATING, LLC | 99 | 99 | 99 | 0 | 2 |
| HILCORP ENERGY COMPANY | 98 | 47 | 7 | 3 | 18 |
| CIVITAS PERMIAN OPERATING, LLC | 97 | 60 | 97 | 11 | 5 |
| CALLON PETROLEUM OPERATING CO | 96 | 0 | 96 | 41 | 7 |
| DEVON ENERGY PRODUCTION CO, L.P. | 94 | 38 | 94 | 36 | 4 |
| CHESAPEAKE OPERATING, L.L.C. | 86 | 0 | 86 | 58 | 5 |
| WPX ENERGY PERMIAN, LLC | 86 | 11 | 86 | 54 | 4 |
| PERMIAN DEEP ROCK OIL CO., LLC | 85 | 41 | 85 | 16 | 1 |
| CROWNQUEST OPERATING, LLC | 82 | 0 | 69 | 69 | 5 |
| ENCANA OIL & GAS(USA) INC. | 81 | 0 | 73 | 61 | 5 |
| APEX NATURAL GAS, LLC | 79 | 79 | 79 | 0 | 2 |
| CIMAREX ENERGY CO. | 77 | 2 | 68 | 36 | 2 |
| PARSLEY ENERGY OPERATIONS, LLC | 77 | 0 | 69 | 53 | 9 |
| RING ENERGY, INC. | 73 | 19 | 41 | 13 | 6 |
| PERMIAN RESOURCES OPERATING, LLC | 70 | 45 | 70 | 0 | 5 |
| MEWBOURNE OIL COMPANY | 68 | 44 | 67 | 5 | 11 |
| FIREBIRD ENERGY II LLC | 64 | 37 | 64 | 10 | 4 |
| LEWIS PETRO PROPERTIES, INC. | 64 | 31 | 61 | 12 | 2 |
| FASKEN OIL AND RANCH, LTD. | 63 | 32 | 44 | 1 | 3 |
| COMSTOCK OIL & GAS, LLC | 62 | 28 | 62 | 16 | 7 |
| TRIPLE CROWN RESOURCES, LLC | 60 | 31 | 60 | 12 | 3 |
| BTA OIL PRODUCERS, LLC | 55 | 23 | 55 | 3 | 5 |
| ROSEWOOD RESOURCES, INC. | 55 | 35 | 55 | 3 | 8 |
| SUMMIT PETROLEUM LLC | 55 | 37 | 54 | 7 | 2 |
| VERDUN OIL & GAS LLC | 52 | 17 | 51 | 23 | 7 |
| BIRCH OPERATIONS, INC. | 51 | 5 | 47 | 35 | 3 |
| VITAL ENERGY, INC. | 51 | 14 | 48 | 1 | 5 |
| GULFTEX ENERGY, LLC | 50 | 18 | 49 | 15 | 5 |
| ROCKCLIFF ENERGY OPERATING LLC | 49 | 0 | 49 | 43 | 3 |
| SEM OPERATING COMPANY LLC | 49 | 13 | 49 | 5 | 3 |
| TEP BARNETT USA, LLC | 49 | 8 | 49 | 26 | 2 |
| SILVERBOW RESOURCES OPER, LLC | 48 | 13 | 48 | 12 | 6 |
| LAREDO PETROLEUM, INC. | 47 | 0 | 45 | 43 | 3 |
| LARIO OIL & GAS COMPANY | 45 | 0 | 43 | 36 | 3 |
| PDEH LLC | 44 | 33 | 44 | 10 | 2 |
| SCOUT ENERGY MANAGEMENT LLC | 44 | 15 | 10 | 8 | 14 |
| DE IV OPERATING, LLC | 43 | 0 | 43 | 38 | 3 |
| U.S. ENERGY DEVELOPMENT CORP | 43 | 27 | 43 | 1 | 4 |
| GRIT OIL & GAS MANAGEMENT, LLC | 42 | 0 | 41 | 3 | 2 |
| DE3 OPERATING LLC | 41 | 0 | 40 | 23 | 4 |
| AETHON ENERGY OPERATING LLC | 40 | 14 | 39 | 6 | 5 |
| ENERGEN RESOURCES CORPORATION | 40 | 0 | 39 | 18 | 4 |
| GREENLAKE ENERGY OPERATING, LLC | 40 | 24 | 40 | 0 | 3 |
| SAGE NATURAL RESOURCES LLC | 40 | 11 | 39 | 19 | 6 |
| DISCOVERY NATURAL RESOURCES LLC | 39 | 13 | 37 | 10 | 1 |
| EP ENERGY E&P COMPANY, L.P. | 39 | 0 | 36 | 17 | 4 |
| JAGGED PEAK ENERGY LLC | 39 | 0 | 39 | 28 | 4 |
| MURPHY EXPL. & PROD. CO. - USA | 39 | 8 | 39 | 7 | 3 |
| OXY USA WTP LP | 39 | 12 | 15 | 14 | 8 |
| BHP BILLITON PET(TXLA OP) CO | 38 | 0 | 38 | 12 | 6 |
| ADMIRAL PERMIAN OPERATING LLC | 38 | 36 | 38 | 0 | 6 |
| RESOLUTE NATURAL RES. CO., LLC | 38 | 14 | 38 | 1 | 1 |
| BAYSWATER OPERATING COMPANY LLC | 37 | 18 | 37 | 6 | 2 |
| JAVELIN ENERGY PARTNERS MGMT LLC | 37 | 18 | 37 | 1 | 4 |
| COTERRA ENERGY OPERATING CO. | 37 | 37 | 37 | 0 | 1 |
| TGNR EAST TEXAS II LLC | 36 | 26 | 35 | 0 | 2 |
| ADAMAS ENERGY LLC | 36 | 36 | 36 | 0 | 5 |
| RILEY PERMIAN OPERATING CO, LLC | 36 | 22 | 34 | 4 | 2 |
| CATURUS ENERGY, LLC | 34 | 34 | 32 | 0 | 5 |
| CENTENNIAL RESOURCE PROD, LLC | 34 | 0 | 33 | 17 | 1 |
| NGL WATER SOLUTIONS PERMIAN, LLC | 34 | 20 | 0 | 0 | 4 |
| PENN VIRGINIA OIL & GAS, L.P. | 34 | 0 | 34 | 31 | 2 |
| QEP ENERGY COMPANY | 33 | 0 | 33 | 33 | 2 |
| WILDFIRE ENERGY OPERATING LLC | 33 | 25 | 33 | 2 | 3 |
| PRI OPERATING, LLC | 32 | 0 | 32 | 31 | 2 |
| SHELL WESTERN E&P | 32 | 0 | 32 | 9 | 3 |
| BASIN OIL & GAS OPERATING, LLC | 31 | 19 | 3 | 0 | 3 |
| RFE OPERATING, LLC | 31 | 26 | 31 | 1 | 3 |
| SABINE OIL & GAS CORPORATION | 31 | 5 | 28 | 23 | 6 |
| SILVER HILL ENERGY OPERATING LLC | 31 | 24 | 31 | 2 | 5 |
| SN EF MAVERICK, LLC | 31 | 0 | 31 | 3 | 3 |
| BKV BARNETT, LLC | 30 | 13 | 28 | 14 | 2 |
| TGNR PANOLA LLC | 29 | 29 | 29 | 0 | 1 |
| COLGATE OPERATING, LLC | 29 | 0 | 29 | 11 | 1 |
| ROCKCLIFF ENERGY OPERATING III | 28 | 28 | 28 | 0 | 1 |
| EXCO OPERATING COMPANY, LP | 28 | 5 | 28 | 9 | 5 |
| WARWICK-ARTEMIS, LLC | 28 | 17 | 28 | 1 | 2 |
| PETRO-HUNT PERMIAN, LLC | 27 | 2 | 26 | 0 | 1 |
| VTX ENERGY OPERATING, LLC | 27 | 24 | 27 | 0 | 1 |
| DISCOVERY OPERATING, INC. | 27 | 18 | 24 | 6 | 3 |
| MANTI TARKA PERMIAN OP, LLC | 27 | 11 | 26 | 6 | 2 |
| ROSE CITY RESOURCES, LLC | 27 | 18 | 22 | 2 | 4 |
| ROSETTA RESOURCES OPERATING LP | 27 | 4 | 27 | 8 | 2 |
| HIBERNIA RESOURCES III, LLC | 26 | 0 | 26 | 24 | 2 |
| NOBLE ENERGY INC | 26 | 0 | 26 | 12 | 1 |
| SN OPERATING, LLC | 26 | 0 | 26 | 1 | 3 |
| JONAH ENERGY LLC | 25 | 25 | 25 | 0 | 2 |
| R. LACY SERVICES, LTD. | 25 | 13 | 25 | 9 | 1 |
| RP OPERATING, L.L.C. | 25 | 5 | 25 | 8 | 2 |
| TRINITY OPERATING (USG), LLC | 25 | 0 | 25 | 8 | 4 |
| TRP OPERATING LLC | 25 | 19 | 25 | 6 | 3 |
| SABINE ENERGY INC. | 24 | 24 | 24 | 0 | 4 |
| ENDEAVOR NATURAL GAS, LP | 24 | 0 | 24 | 0 | 2 |
| KIMMERIDGE TEXAS GAS, LLC | 23 | 0 | 23 | 5 | 2 |
| BLUE ARROW OPERATING, LLC | 23 | 23 | 22 | 0 | 2 |
| WAGGONER OPERATING, L.L.C. | 23 | 23 | 0 | 0 | 3 |
| JETTA OPERATING COMPANY, INC. | 23 | 20 | 4 | 0 | 3 |
| BURK ROYALTY CO., LTD. | 22 | 17 | 10 | 2 | 4 |
| HALCON OPERATING CO., INC. | 22 | 4 | 22 | 7 | 2 |
| SABLE PERMIAN RESOURCES LAND,LLC | 22 | 0 | 22 | 9 | 2 |
| BLACKBRUSH O & G, LLC | 21 | 8 | 20 | 0 | 3 |
| CARRIZO (EAGLE FORD) LLC | 21 | 0 | 21 | 5 | 1 |
| FIREBIRD ENERGY LLC | 21 | 0 | 8 | 8 | 2 |
| CRESCENT ENERGY OPERATING, LLC | 20 | 20 | 20 | 0 | 5 |
| INEOS USA OIL & GAS LLC | 20 | 18 | 20 | 2 | 3 |
| PDC PERMIAN, INC. | 20 | 0 | 20 | 13 | 1 |
| PETROLEGACY ENERGY II, LLC | 20 | 0 | 20 | 16 | 1 |
| T-C OIL COMPANY, LLC | 20 | 5 | 0 | 1 | 3 |
| UPCURVE ENERGY, LLC | 20 | 3 | 20 | 7 | 1 |
| W.T. WAGGONER ESTATE, INC. | 20 | 0 | 0 | 0 | 3 |
| WATERBRIDGE STATELINE LLC | 20 | 19 | 0 | 0 | 4 |
| BROOKSTON ENERGY, INC. | 19 | 17 | 0 | 0 | 2 |
| FW EAGLE FORD I, LLC | 19 | 19 | 19 | 0 | 2 |
| CONOCOPHILLIPS COMPANY | 19 | 6 | 18 | 2 | 3 |
| FORMENTERA OPERATIONS LLC | 19 | 19 | 16 | 0 | 1 |
| EARTHSTONE OPERATING, LLC | 18 | 0 | 18 | 13 | 4 |
| HENRY RESOURCES LLC | 18 | 0 | 18 | 9 | 2 |
| LEGACY RESERVES OPERATING LP | 18 | 0 | 18 | 15 | 5 |
| LIME ROCK RESOURCES IV-A, L.P. | 18 | 0 | 17 | 15 | 3 |
| MATADOR PRODUCTION COMPANY | 18 | 0 | 18 | 11 | 1 |
| RSP PERMIAN, LLC | 18 | 0 | 9 | 1 | 5 |
| SABALO II OPERATING, LLC | 18 | 15 | 17 | 0 | 1 |
| WILDHORSE RESOURCES MNGT CO, LLC | 18 | 0 | 18 | 6 | 4 |
| DEEP BLUE CENTRAL LLC | 17 | 17 | 0 | 0 | 2 |
| HAWKWOOD ENERGY OPERATING, LLC | 17 | 0 | 17 | 5 | 3 |
| B.O.L.D. OIL AND GAS, LLC | 16 | 12 | 0 | 1 | 3 |
| HIBERNIA RESOURCES IV, LLC | 16 | 12 | 16 | 0 | 3 |
| CARRIZO (PERMIAN) LLC | 16 | 0 | 16 | 5 | 3 |
| FOUR CORNERS PETROLEUM II, LLC | 16 | 0 | 0 | 0 | 1 |
| GEOSOUTHERN OPERATING II, LLC | 16 | 4 | 13 | 1 | 3 |
| NEWPORT OPERATING, LLC | 16 | 5 | 0 | 1 | 2 |
| PETROPLEX ENERGY INC. | 16 | 16 | 16 | 0 | 3 |
| THREE SPAN OIL & GAS, INC. | 16 | 3 | 12 | 1 | 3 |
| L.C.S. PRODUCTION COMPANY | 15 | 8 | 0 | 1 | 4 |
| OAKRIDGE OIL AND GAS, LP | 15 | 7 | 0 | 0 | 2 |
| OASIS PETROLEUM PERMIAN LLC | 15 | 0 | 14 | 7 | 2 |
| RECOIL RESOURCES OPERATING, INC. | 15 | 0 | 15 | 9 | 1 |
| RIO OIL AND GAS (PERMIAN) II,LLC | 15 | 0 | 15 | 0 | 1 |
| ROSEHILL OPERATING COMPANY, LLC | 15 | 0 | 10 | 0 | 2 |
| STASNEY WELL SERVICE, LLC | 15 | 10 | 0 | 0 | 1 |
| TEXAS AMERICAN RESOURCES COMPANY | 15 | 5 | 15 | 0 | 4 |
| ATMOS ENERGY,WEST TEXAS DIVISION | 14 | 7 | 0 | 0 | 5 |
| VERDUN OIL EF II LLC | 14 | 14 | 14 | 0 | 1 |
| CALLON (EAGLE FORD) LLC | 14 | 0 | 14 | 2 | 2 |
| DENBURY ONSHORE, LLC | 14 | 12 | 0 | 0 | 2 |
| ENSIGN OPERATING LLC | 14 | 0 | 14 | 4 | 4 |
| PERCUSSION PETROLEUM OPER II,LLC | 14 | 0 | 14 | 7 | 2 |
| STEWARD ENERGY II, LLC | 14 | 0 | 13 | 7 | 1 |
| TAP ROCK OPERATING, LLC | 14 | 0 | 14 | 14 | 1 |
| TEXLAND PETROLEUM, L.P. | 14 | 5 | 1 | 2 | 7 |
| 1859 OPERATING LLC | 13 | 0 | 0 | 0 | 1 |
| BLACK SWAN OPCO, LLC | 13 | 12 | 13 | 0 | 2 |
| CML EXPLORATION, LLC | 13 | 4 | 12 | 2 | 4 |
| ELEVATION RESOURCES LLC | 13 | 8 | 13 | 5 | 1 |
| ENTERPRISE PRODUCTS OPERATINGLLC | 13 | 12 | 0 | 0 | 12 |
| ATMOS ENERGY CORP., MID-TEX DIV. | 12 | 2 | 0 | 0 | 8 |
| BASA RESOURCES, INC. | 12 | 6 | 0 | 0 | 2 |
| PALOMA OPERATING, LLC | 12 | 10 | 1 | 0 | 6 |
| DE V OPERATING, LLC | 12 | 12 | 12 | 0 | 1 |
| EL TORO RESOURCES LLC | 12 | 8 | 12 | 0 | 3 |
| ENERGY TRANSFER COMPANY | 12 | 12 | 0 | 0 | 10 |
| FELIX ENERGY HOLDINGS II, LLC | 12 | 0 | 12 | 7 | 2 |
| MURCHISON OIL AND GAS, LLC | 12 | 0 | 12 | 2 | 2 |
| SLANT OPERATING, LLC | 12 | 0 | 1 | 2 | 4 |
| STRONGHOLD ENERGY II OPER, LLC | 12 | 0 | 0 | 6 | 1 |
| TALL CITY OPERATIONS III LLC | 12 | 0 | 12 | 7 | 1 |
| WALKER OPERATING COMPANY | 12 | 12 | 0 | 0 | 2 |
| BPX MIDSTREAM LLC | 11 | 0 | 0 | 0 | 1 |
| QUAIL RIDGE OPERATING LLC | 11 | 2 | 11 | 0 | 2 |
| BUFFCO PRODUCTION INC. | 11 | 6 | 3 | 0 | 5 |
| GHA BARNETT, LLC | 11 | 0 | 11 | 8 | 2 |
| KILLAM OIL CO., LTD. | 11 | 6 | 6 | 0 | 3 |
| MORIAH OPERATING,LLC | 11 | 5 | 11 | 2 | 4 |
| MUIRFIELD EXPLORATION, LTD. | 11 | 7 | 0 | 0 | 1 |
| POINT ENERGY PARTNERS PETRO, LLC | 11 | 0 | 10 | 4 | 1 |
| TECOLOTE ENERGY OPERATING, LLC | 11 | 0 | 11 | 8 | 1 |
| TEXAS PETROLEUM INVESTMENT CO. | 11 | 0 | 11 | 1 | 2 |
| TIDAL PETROLEUM, INC. | 11 | 7 | 11 | 3 | 4 |
| AGERON ENERGY, LLC | 10 | 5 | 10 | 0 | 3 |
| BRIDWELL OIL CO. | 10 | 5 | 0 | 0 | 3 |
| HANNATHON PETROLEUM II, LLC | 10 | 1 | 10 | 1 | 2 |
| CAPITAN ENERGY, INCORPORATED | 10 | 5 | 10 | 0 | 2 |
| CGS OPERATING, LLC | 10 | 0 | 8 | 3 | 3 |
| EAGLE OIL & GAS CO. | 10 | 7 | 0 | 1 | 2 |
| GRENADIER ENERGY PARTNERS II,LLC | 10 | 0 | 10 | 1 | 1 |
| IRON ORCHARD OPERATING LLC | 10 | 10 | 10 | 0 | 2 |
| MCCLURE OIL COMPANY, INC. | 10 | 3 | 0 | 1 | 5 |
| PEREGRINE PETROLEUM PRTNR, LTD. | 10 | 0 | 6 | 1 | 3 |
| PRIMEXX OPERATING CORPORATION | 10 | 0 | 10 | 2 | 1 |
| REPSOL OIL & GAS USA, LLC | 10 | 3 | 10 | 0 | 1 |
| STRAND ENERGY, L.C. | 10 | 0 | 4 | 1 | 4 |
| TEAL OPERATING, LLC | 10 | 0 | 10 | 3 | 1 |
| ZARVONA ENERGY LLC | 10 | 2 | 10 | 3 | 3 |
| AQUA TERRA PERMIAN, LLC | 9 | 6 | 0 | 0 | 3 |
| ATLAS OPERATING LLC | 9 | 7 | 7 | 0 | 3 |
| BOSQUE TEXAS OIL LLC | 9 | 8 | 9 | 0 | 1 |
| EP ENERGY E&P COMPANY, LLC | 9 | 0 | 9 | 0 | 2 |
| ROCC OPERATING, LLC | 9 | 0 | 9 | 8 | 2 |
| DEEP BLUE OPERATING I LLC | 9 | 9 | 0 | 0 | 5 |
| TANOS EXPLORATION IV, LLC | 9 | 9 | 9 | 0 | 4 |
| BROWNING OIL COMPANY, INC. | 9 | 0 | 9 | 1 | 4 |
| CALLON (PERMIAN) LLC | 9 | 0 | 9 | 7 | 1 |
| CHOLLA PETROLEUM, INC. | 9 | 0 | 1 | 1 | 3 |
| CIMARRON ENGINEERING, LLC | 9 | 4 | 0 | 0 | 5 |
| FELDERHOFF PRODUCTION COMPANY | 9 | 5 | 0 | 2 | 4 |
| HADAWAY CONSULT AND ENGINEER,LLC | 9 | 0 | 8 | 1 | 4 |
| INPEX EAGLE FORD, LLC | 9 | 0 | 9 | 6 | 1 |
| MAMMOTH EXPLORATION LLC | 9 | 0 | 1 | 3 | 4 |
| PETROBAL OMEGA 1, LLC | 9 | 0 | 1 | 1 | 2 |
| PIEDRA OPERATING, LLC | 9 | 0 | 9 | 9 | 1 |
| PILOT WATER SOLUTIONS PERMIANLLC | 9 | 2 | 0 | 0 | 6 |
| EMPIRE TEXAS OPERATING LLC | 8 | 8 | 0 | 0 | 2 |
| 3R OPERATING , LLC | 8 | 8 | 8 | 0 | 1 |
| SAXUM OPCO, LLC | 8 | 8 | 8 | 0 | 1 |
| RISING STAR ENERGY PARTNERS II, | 8 | 8 | 0 | 0 | 1 |
| COOPER OIL & GAS, LLC | 8 | 1 | 0 | 0 | 2 |
| GORDY OIL COMPANY | 8 | 0 | 7 | 0 | 1 |
| INDEPENDENCE RESOURCES MGMT, LLC | 8 | 0 | 7 | 1 | 3 |
| KING OPERATING CORPORATION | 8 | 4 | 8 | 0 | 3 |
| KJ ENERGY, LLC | 8 | 0 | 6 | 4 | 2 |
| LUXE OPERATING LLC | 8 | 0 | 6 | 1 | 2 |
| MDC TEXAS OPERATOR LLC | 8 | 0 | 8 | 3 | 1 |
| SEA EAGLE FORD, LLC | 8 | 0 | 8 | 0 | 2 |
| SOJOURNER DRILLING CORPORATION | 8 | 3 | 0 | 2 | 6 |
| SOLARIS WATER MIDSTREAM, LLC | 8 | 4 | 0 | 0 | 2 |
| TANOS EXPLORATION II, LLC | 8 | 0 | 8 | 8 | 3 |
| TRIO CONSULTING & MANAGEMENT,LLC | 8 | 6 | 0 | 0 | 4 |
| VELOCITY WATER SOLUTIONS, LP | 8 | 6 | 0 | 0 | 4 |
| WHITEHEAD RESOURCES, LTD. | 8 | 6 | 0 | 0 | 2 |
| XRI DISPOSAL HOLDINGS, LLC | 8 | 8 | 0 | 0 | 2 |
| AMTEX ENERGY, INC. | 7 | 4 | 6 | 0 | 2 |
| AURORA RESOURCES CORPORATION | 7 | 4 | 0 | 0 | 3 |
| LAKEWOOD ENERGY LLC | 7 | 7 | 7 | 0 | 1 |
| BKV NORTH TEXAS, LLC | 7 | 7 | 7 | 0 | 2 |
| CENTRAL GULF PETROLEUM INC | 7 | 7 | 0 | 0 | 1 |
| FE PERMIAN OPERATING I, L.L.C. | 7 | 7 | 7 | 0 | 1 |
| LANGFORD & BRIGHAM OPERATING LLC | 7 | 7 | 7 | 0 | 1 |
| FAULCONER ENERGY, LLC | 7 | 5 | 0 | 1 | 3 |
| FOUNDERS OIL & GAS OPERATING,LLC | 7 | 0 | 0 | 4 | 1 |
| FREEDOM PRODUCTION, INC. | 7 | 0 | 7 | 1 | 1 |
| FROSTWOOD ENERGY, LLC | 7 | 0 | 7 | 1 | 1 |
| GOODNIGHT MIDSTREAM PERMIAN, LLC | 7 | 7 | 0 | 0 | 1 |
| IRONROC ENERGY | 7 | 0 | 7 | 1 | 4 |
| LAREDO ENERGY OPERATING, LLC | 7 | 0 | 7 | 0 | 1 |
| NBX ENERGY, LLC | 7 | 2 | 0 | 0 | 3 |
| PILLAR EFS, LLC | 7 | 0 | 7 | 5 | 1 |
| PITTS ENERGY CO. | 7 | 6 | 1 | 1 | 2 |
| SABALO OPERATING, LLC | 7 | 0 | 7 | 4 | 1 |
| SURGE SOLUTIONS, INC. | 7 | 0 | 0 | 1 | 1 |
| SHERIDAN PRODUCTION CO III, LLC | 7 | 2 | 0 | 1 | 2 |
| TRUEBLOOD RESOURCES, INC. | 7 | 3 | 0 | 0 | 1 |
| UNIT PETROLEUM COMPANY | 7 | 0 | 5 | 5 | 2 |
| VENADO OPERATING COMPANY LLC | 7 | 0 | 7 | 7 | 2 |
| WFW PRODUCTION COMPANY, INC. | 7 | 3 | 0 | 0 | 1 |
| 4P ENERGY TEXAS, LLC | 7 | 0 | 7 | 5 | 2 |
| AJAX RESOURCES, LLC | 6 | 0 | 6 | 0 | 1 |
| ARCADIA OPERATING, LLC | 6 | 0 | 0 | 3 | 2 |
| ROCKPORT ENERGY SOLUTIONS LLC | 6 | 0 | 6 | 6 | 1 |
| CIRCLE-S ENERGY, LLC | 6 | 3 | 5 | 0 | 2 |
| MITSUI E&P USA LLC | 6 | 6 | 6 | 0 | 2 |
| PBEX-MCM OPERATING, LLC | 6 | 6 | 6 | 0 | 1 |
| REVENANT ENERGY OPERATING LLC | 6 | 6 | 6 | 0 | 1 |
| CCI EAST TEXAS UPSTREAM LLC | 6 | 0 | 4 | 5 | 2 |
| CLEAR FORK, INCORPORATED | 6 | 0 | 1 | 0 | 3 |
| CUTBOW OPERATING, LLC | 6 | 0 | 6 | 0 | 1 |
| DAVIS SOUTHERN OPERATING CO LLC | 6 | 5 | 0 | 1 | 3 |
| ENERVEST OPERATING, L.L.C. | 6 | 0 | 5 | 5 | 3 |
| ENHANCED ENERGY PARTNERS CORP | 6 | 2 | 0 | 3 | 1 |
| FDL OPERATING, LLC | 6 | 0 | 2 | 1 | 1 |
| FORELAND OPERATING, LLC | 6 | 0 | 6 | 2 | 1 |
| FORZA OPERATING, LLC | 6 | 1 | 0 | 1 | 5 |
| GUIDON ENERGY MGMT SERVICES LLC | 6 | 0 | 1 | 1 | 1 |
| HUNT OIL COMPANY | 6 | 0 | 4 | 4 | 2 |
| MAGNUM PRODUCING, LP | 6 | 1 | 0 | 0 | 5 |
| MERCURY OPERATING, LLC | 6 | 0 | 0 | 1 | 3 |
| MERIT ENERGY COMPANY | 6 | 1 | 0 | 1 | 3 |
| MID-STATES OPERATING COMPANY | 6 | 5 | 0 | 0 | 2 |
| OXBOW PETROLEUM, LLC | 6 | 0 | 6 | 0 | 2 |
| PALEO OIL COMPANY LLC | 6 | 2 | 2 | 2 | 6 |
| SABINAL ENERGY OPERATING, LLC | 6 | 0 | 4 | 1 | 3 |
| SHILOH OIL COMPANY LLC | 6 | 0 | 0 | 0 | 2 |
| SINCLAIR OIL & GAS COMPANY | 6 | 0 | 6 | 2 | 1 |
| SPONTE OPERATING, INC. | 6 | 6 | 6 | 0 | 1 |
| UPP OPERATING, LLC | 6 | 2 | 1 | 1 | 2 |
| TITUS OIL & GAS PRODUCTION, LLC | 6 | 0 | 6 | 3 | 2 |
| VALENCE OPERATING COMPANY | 6 | 2 | 6 | 2 | 3 |
| WELDER EXPLORATION & PROD., INC. | 6 | 0 | 0 | 0 | 1 |
| WILCOX ENERGY COMPANY LLC | 6 | 6 | 0 | 0 | 1 |
| BCE-MACH III LLC | 5 | 5 | 4 | 0 | 1 |
| BP AMERICA PRODUCTION COMPANY | 5 | 0 | 5 | 5 | 2 |
| BARROW-SHAVER RESOURCES CO. | 5 | 0 | 2 | 2 | 2 |
| BOYD & MCWILLIAMS OPERATING, LLC | 5 | 0 | 4 | 1 | 1 |
| OLEUM PARTNERS, LLC | 5 | 4 | 4 | 0 | 1 |
| ROCC OIL & GAS, L.P. | 5 | 0 | 5 | 5 | 1 |
| TARPON RESOURCES, LP | 5 | 5 | 5 | 0 | 1 |
| RIDGEMAR ENERGY OPERATING, LLC | 5 | 0 | 5 | 4 | 1 |
| IKE OPERATING, LLC | 5 | 3 | 5 | 0 | 2 |
| ATOKA ENERGY LLC | 5 | 5 | 0 | 0 | 2 |
| BKV BARNETT II, LLC | 5 | 5 | 5 | 0 | 2 |
| COKE CO. OPERATING | 5 | 5 | 0 | 0 | 1 |
| CANAN MOWREY OPERATING, LLC | 5 | 4 | 0 | 0 | 3 |
| COURSON OIL & GAS, INC. | 5 | 2 | 2 | 0 | 2 |
| EARTHBOUND RESOURCES LLC | 5 | 0 | 0 | 0 | 1 |
| ENVIRONMENTAL DISPOSAL SYSTEMS | 5 | 0 | 0 | 0 | 2 |
| FAIR OIL, LTD. | 5 | 3 | 0 | 0 | 3 |
| FOSSIL PETROLEUM LLC | 5 | 1 | 0 | 2 | 3 |
| FOURPOINT ENERGY, LLC | 5 | 0 | 5 | 0 | 1 |
| HALLIBURTON OPERATING COMPANY | 5 | 3 | 0 | 2 | 2 |
| KALER ENERGY CORP. | 5 | 4 | 0 | 0 | 3 |
| KATSCO ENERGY, INC. | 5 | 0 | 0 | 0 | 2 |
| MAGELLAN PIPELINE COMPANY, L.P. | 5 | 3 | 0 | 0 | 3 |
| MAXIMUS OPERATING, LTD. | 5 | 2 | 2 | 1 | 4 |
| MONTARE OPERATING, LTD. | 5 | 5 | 0 | 0 | 1 |
| O'RYAN OIL AND GAS | 5 | 0 | 0 | 0 | 2 |
| PALUXY OIL & GAS, LLC | 5 | 0 | 0 | 0 | 1 |
| PNP OPERATING COMPANY LLC | 5 | 0 | 0 | 0 | 1 |
| R K PETROLEUM CORP. | 5 | 5 | 5 | 0 | 1 |
| R2Q OPERATING LLC | 5 | 3 | 0 | 0 | 1 |
| ROVER PETROLEUM OPERATING, LLC | 5 | 0 | 0 | 0 | 2 |
| SAGUARO PETROLEUM, LLC | 5 | 4 | 0 | 0 | 2 |
| SHARP IMAGE ENERGY, INC. | 5 | 0 | 0 | 0 | 3 |
| SHERIDAN PRODUCTION COMPANY, LLC | 5 | 0 | 3 | 3 | 3 |
| SONERRA RESOURCES CORPORATION | 5 | 2 | 0 | 0 | 1 |
| VENCER ENERGY, LLC | 5 | 0 | 5 | 5 | 2 |
| WAGNER OIL COMPANY | 5 | 0 | 0 | 0 | 5 |
| YUKON EXPLORATION OPERATING, LLC | 5 | 4 | 3 | 0 | 1 |
| APC WATER HOLDINGS 1, LLC | 4 | 0 | 0 | 0 | 3 |
| APR OPERATING LLC | 4 | 0 | 4 | 0 | 1 |
| BENNETT RESOURCES, INC. | 4 | 0 | 1 | 0 | 1 |
| BLUFF CREEK PETROLEUM, LLC | 4 | 2 | 0 | 0 | 3 |
| BOBCAT MIDSTREAM LLC | 4 | 0 | 0 | 0 | 1 |
| BOYD, D. K. OIL AND GAS CO.,INC. | 4 | 0 | 0 | 0 | 2 |
| BRAZOS RIVER EXPLORATION LLC | 4 | 0 | 1 | 1 | 1 |
| BROOKS PETROLEUM COMPANY | 4 | 0 | 2 | 1 | 2 |
| DRY CREEK OPERATING, LLC | 4 | 3 | 0 | 0 | 2 |
| BAYTEX ENERGY USA, INC. | 4 | 3 | 4 | 0 | 2 |
| PETROVYBE OPCO LLC | 4 | 4 | 0 | 0 | 2 |
| PETROLEGACY ENERGY III, LLC | 4 | 4 | 4 | 0 | 1 |
| LAGUNA TEXAS RESOURCES, LLC | 4 | 4 | 4 | 0 | 1 |
| ESPADA ENERGY, LLC | 4 | 4 | 4 | 0 | 1 |
| LITHOS RESOURCES II, LLC | 4 | 4 | 4 | 0 | 1 |
| ARENOS ENERGY | 4 | 4 | 4 | 0 | 1 |
| CABOT OIL & GAS CORPORATION | 4 | 0 | 4 | 4 | 1 |
| CRIMSON ENERGY PARTNERS IV, LLC | 4 | 0 | 4 | 2 | 1 |
| 1920 ENERGY, LLC | 4 | 4 | 4 | 0 | 1 |
| DALLAS PETROLEUM GROUP, LLC | 4 | 1 | 1 | 1 | 4 |
| DELTA OIL & GAS LTD. | 4 | 0 | 0 | 0 | 2 |
| DRY FORK PRODUCTION CO., LLC | 4 | 1 | 0 | 0 | 3 |
| ESCONDIDO RESOURCES OPER CO, LLC | 4 | 0 | 4 | 2 | 2 |
| FX ENERGY OPERATING, LLC | 4 | 3 | 1 | 0 | 2 |
| FIELD PETROLEUM CORP. | 4 | 0 | 0 | 0 | 3 |
| FORGE ENERGY, LLC | 4 | 0 | 4 | 1 | 2 |
| GOODROCK NATURAL RESOURCES, LLC | 4 | 1 | 0 | 0 | 1 |
| GUIDANCE OIL DEVELOPERS,INC.(1) | 4 | 2 | 0 | 0 | 2 |
| IVORY ENERGY, LLC | 4 | 0 | 0 | 0 | 1 |
| JAMEX, INC. | 4 | 3 | 3 | 0 | 2 |
| KD ENERGY, LLC | 4 | 3 | 0 | 1 | 2 |
| LEGACY EXPLORATION, LLC I | 4 | 0 | 0 | 0 | 1 |
| MONGOOSE ENERGY, LLC | 4 | 3 | 4 | 1 | 1 |
| MOONTOWER RESOURCES OP, LLC | 4 | 0 | 4 | 4 | 1 |
| NBL PERMIAN LLC | 4 | 0 | 4 | 0 | 1 |
| O'BENCO, INC. | 4 | 0 | 4 | 4 | 2 |
| PILOT WATER GATH DELAWARE LLC | 4 | 2 | 0 | 0 | 1 |
| PREMIER MINERALS, INC. | 4 | 4 | 0 | 0 | 1 |
| PRIME OPERATING COMPANY | 4 | 3 | 3 | 0 | 2 |
| PURSUIT OIL & GAS STX, LLC | 4 | 2 | 4 | 0 | 2 |
| RKI EXPLORATION & PRODUCTION LLC | 4 | 0 | 4 | 3 | 2 |
| ROYAL PRODUCTION COMPANY, INC. | 4 | 2 | 0 | 0 | 4 |
| S.B. STREET OPERATING, INC. | 4 | 0 | 0 | 0 | 2 |
| SMITH ENERGY OPERATING COMPANY | 4 | 0 | 0 | 0 | 3 |
| SOUTHWEST OPERATING, INC.-TYLER | 4 | 0 | 1 | 0 | 4 |
| SPRI OIL & GAS, LLC | 4 | 0 | 0 | 0 | 1 |
| TRILOGY OPERATING, INC. | 4 | 0 | 0 | 2 | 1 |
| ABB OIL CO., INC. | 3 | 0 | 0 | 0 | 2 |
| ALLEGIANT RESOURCES, LLC | 3 | 0 | 2 | 1 | 2 |
| AMBLE PETROLEUM CO., INC. | 3 | 0 | 0 | 1 | 1 |
| ARES ENERGY, LTD. | 3 | 1 | 3 | 0 | 1 |