| PO AND G RESOURCES | — | INDIVIDUAL | 25 | $10.0M |
| HILCORP ENERGY I | HOUSTON, TX | ENTITY | 45 | $6.4M |
| LEWIS OPERATING | HOLLIDAY, TX | INDIVIDUAL | 2 | $2.9M |
| COBRA OIL AND GAS | WICHITA FALLS, TX | INDIVIDUAL | 2 | $2.4M |
| MCGOWAN WORKING | — | INDIVIDUAL | 4 | $1.7M |
| BUKOWSKI DANA | — | INDIVIDUAL | 2 | $1.2M |
| HORIZON EXPLORATION | — | INDIVIDUAL | 3 | $954K |
| GEORGE FOUNDATION THE | RICHMOND, TX | INDIVIDUAL | 4 | $662K |
| BLUE RIDGE OPERATING | — | INDIVIDUAL | 10 | $580K |
| FORT BEND IMPROVMENT LIMITED | — | INDIVIDUAL | 2 | $519K |
| WINGATE LINDSEY CHARITABLE | — | INDIVIDUAL | 7 | $324K |
| UNIVERSITY OF HOUSTON | — | INDIVIDUAL | 11 | $274K |
| OMNI INVESTMENTS | — | INDIVIDUAL | 1 | $259K |
| TEXAS TIAGO WEST | — | INDIVIDUAL | 1 | $259K |
| EL FERROCARRIL A TEXAS PTN | — | INDIVIDUAL | 9 | $242K |
| HAMMAN OIL AND REFINERY | — | INDIVIDUAL | 3 | $200K |
| ROY JACKSON ENERGY OPERATING | — | INDIVIDUAL | 7 | $176K |
| CARRICO MARY ANN MYERS | — | INDIVIDUAL | 3 | $171K |
| DICKINSON COLLEGE | — | INDIVIDUAL | 3 | $156K |
| SHARP ALICE ROSENE A | OMAHA, NE | INDIVIDUAL | 3 | $156K |
| SHARP ALICE ROSENE B | OMAHA, NE | INDIVIDUAL | 2 | $156K |
| CLARK ERNEST MILTON III | — | INDIVIDUAL | 4 | $149K |
| CLARK RANDOLPH E | — | ENTITY | 4 | $149K |
| NOT SHOWN | — | INDIVIDUAL | 7 | $149K |
| HILCORP ENERGY | HOUSTON, TX | ENTITY | 14 | $130K |
| OXY USA | — | INDIVIDUAL | 20 | $127K |
| WESLEY WEST MINERALS | DALLAS, TX | INDIVIDUAL | 13 | $126K |
| NOBLE ROYALTIES | — | INDIVIDUAL | 22 | $124K |
| CHESEBRO AND MITCHEL REVOCABLE | — | INDIVIDUAL | 4 | $112K |
| MITCHEL CLARK F | — | INDIVIDUAL | 4 | $112K |
| MITCHEL KELFORD CLARK REV | — | INDIVIDUAL | 4 | $112K |
| MITCHEL LUDLOW | — | INDIVIDUAL | 4 | $112K |
| CML EXPLORATION | SNYDER, TX | INDIVIDUAL | 14 | $109K |
| MADEIRA SALLY WING TEST | — | INDIVIDUAL | 1 | $109K |
| PARTRIDGE U T A DATED DEC 22 1983 | — | INDIVIDUAL | 4 | $109K |
| SMYTH TRACY DAVIDSON | HOUSTON, TX | INDIVIDUAL | 2 | $105K |
| GEORGE B WINGATE | — | INDIVIDUAL | 1 | $102K |
| SCHULTZ WILLIAM M | — | INDIVIDUAL | 1 | $98K |
| YBARRONDO HENRI D | — | INDIVIDUAL | 1 | $98K |
| DERNEHL WILBERT O JR | — | INDIVIDUAL | 14 | $90K |
| MCCUISTION JAMES H | HOUSTON, TX | INDIVIDUAL | 2 | $90K |
| ROYALTY INVESTMENT | HOUSTON, TX | INDIVIDUAL | 2 | $90K |
| SHIELD DEVELOPMENT | COLDSPRING, TX | INDIVIDUAL | 21 | $86K |
| POORMAN OMER WAYNE | — | INDIVIDUAL | 11 | $85K |
| SHOUSE AUGUST E | — | INDIVIDUAL | 5 | $84K |
| SHOUSE EARL BOOTH | — | INDIVIDUAL | 5 | $84K |
| SHOUSE MARY CATHERINE | — | INDIVIDUAL | 5 | $84K |
| POORMAN VICK BEULAH MAY | — | INDIVIDUAL | 8 | $77K |
| PROLINE ENERGY RESOURCES | SUGAR LAND, TX | INDIVIDUAL | 9 | $73K |
| STATE OF TEXAS GENERAL LAND OFFICE | — | GOVERNMENT | 2 | $72K |
| AMMONS R H | — | INDIVIDUAL | 7 | $71K |
| THE WEST ENDOWMENT | — | INDIVIDUAL | 21 | $69K |
| FORT BEND IMPROVEMENT | — | INDIVIDUAL | 2 | $64K |
| ULLRICH WILBERT L | — | INDIVIDUAL | 16 | $62K |
| PUSTKA CHILDRENS | — | INDIVIDUAL | 9 | $59K |
| ORSAK BONNIE JANE DERNENL | — | INDIVIDUAL | 10 | $58K |
| TWING | — | INDIVIDUAL | 1 | $58K |
| KRP LEGACY ISLE | LAFAYETTE, LA | INDIVIDUAL | 29 | $57K |
| BOWDEN RAYMOND GLENN | — | INDIVIDUAL | 9 | $57K |
| BOWDEN ROBERT KENNETH | — | INDIVIDUAL | 9 | $57K |
| BOWDEN RONALD BARRY | — | INDIVIDUAL | 9 | $57K |
| BOWDEN ROY DENNIS | — | INDIVIDUAL | 9 | $57K |
| BUBEN SAMMIE KAY BOWDEN | — | INDIVIDUAL | 9 | $57K |
| BIG CREEK ENERGY | — | INDIVIDUAL | 3 | $56K |
| PHILIPP JANET A | — | INDIVIDUAL | 4 | $55K |
| POLLARD MARJORIE RAGSDALE | — | INDIVIDUAL | 4 | $55K |
| CARRICO MARY ANN | — | INDIVIDUAL | 2 | $55K |
| ATLAS OPERATING | HOUSTON, TX | INDIVIDUAL | 8 | $54K |
| BENDER AMY MIRANDA | — | INDIVIDUAL | 2 | $53K |
| SMYTH LOUISE D | — | INDIVIDUAL | 2 | $53K |
| BOOTH MASON FAMILY | — | INDIVIDUAL | 4 | $52K |
| BOOTH SARAH | — | INDIVIDUAL | 4 | $52K |
| GENESIS | — | INDIVIDUAL | 7 | $51K |
| MUDD WAYNE A | — | INDIVIDUAL | 7 | $51K |
| THE VBB REVOCABLE | — | INDIVIDUAL | 7 | $51K |
| KERR MCGEE OIL AND GAS ONSHORE | — | INDIVIDUAL | 5 | $51K |
| KRISTYNIK CHILDREN MINERAL | — | INDIVIDUAL | 4 | $47K |
| THE GEORGE FOUNDATION | — | INDIVIDUAL | 7 | $47K |
| TEXAS LUTHERAN UNIVERSITY | — | INDIVIDUAL | 11 | $46K |
| VYKUKAL DENNIS JOE | — | INDIVIDUAL | 11 | $45K |
| LINK ARTHUR AND ELENOR | — | INDIVIDUAL | 4 | $45K |
| MYERS JAMES WYATT | BOERNE, TX | INDIVIDUAL | 1 | $44K |
| COBB CHRIS | — | INDIVIDUAL | 1 | $44K |
| MARTIN E KEITH | — | INDIVIDUAL | 23 | $43K |
| PUSTEJOVSKY MARGARET S FAMILY | — | INDIVIDUAL | 9 | $41K |
| AYLOR JOEL S | — | INDIVIDUAL | 6 | $39K |
| MOSER LORETTA A MUDD | — | INDIVIDUAL | 5 | $38K |
| KIMBELL ART FOUNDATION | FORT WORTH, TX | INDIVIDUAL | 21 | $37K |
| CARTER AMON G FOUNDATION | — | INDIVIDUAL | 21 | $37K |
| SIENNA PLANTATION | — | INDIVIDUAL | 2 | $37K |
| MCMILLIAN INVESTMENTS | — | INDIVIDUAL | 1 | $36K |
| AMMONS GALE L | — | INDIVIDUAL | 7 | $35K |
| STILABOWER SHARON AMMONS | — | INDIVIDUAL | 7 | $35K |
| CONNELLY MARJORIE JAY WING | — | INDIVIDUAL | 1 | $35K |
| SHIPLEY CAROLINE W | — | INDIVIDUAL | 1 | $35K |
| ROSE RICHARD L | — | INDIVIDUAL | 1 | $34K |
| WOLTERS JOHN OSCAR | — | INDIVIDUAL | 3 | $34K |
| WOLTERS ROBERT WILLIAM | — | INDIVIDUAL | 2 | $34K |
| HECKMANN EDWIN J SR AND LONIE M REVOC | — | INDIVIDUAL | 7 | $32K |
| KROPIK REBECCA NEUHAUS | — | INDIVIDUAL | 1 | $32K |
