| HILCORP ENERGY | HOUSTON, TX | ENTITY | 22 | $14.3M |
| BALLARD EXPLORATION | — | INDIVIDUAL | 6 | $7.7M |
| EXEMPT STATE OF TEXAS | — | GOVERNMENT | 9 | $2.4M |
| WHITE MARLIN OPERATING | — | INDIVIDUAL | 6 | $2.3M |
| GEPARD ENERGY | — | INDIVIDUAL | 4 | $1.9M |
| RHEACO OIL | SOUR LAKE, TX | INDIVIDUAL | 5 | $1.8M |
| MILESTONE OPERATING | MONTGOMERY, TX | INDIVIDUAL | 26 | $1.6M |
| W AND T OFFSHORE | HOUSTON, TX | INDIVIDUAL | 2 | $1.6M |
| KINGWOOD EXPLORATION | SHREVEPORT, LA | INDIVIDUAL | 10 | $1.3M |
| GLADYS CITY AGENTS | — | INDIVIDUAL | 3 | $858K |
| PULS OPERATING | BOERNE, TX | INDIVIDUAL | 4 | $848K |
| OLIPDP II | LAFAYETTE, LA | INDIVIDUAL | 2 | $800K |
| FORT APACHE ENERGY | — | INDIVIDUAL | 2 | $755K |
| US ECOLOGY WINNIE | — | INDIVIDUAL | 1 | $690K |
| S AND S OPERATING | WINNIE, TX | INDIVIDUAL | 12 | $584K |
| KERR MCGEE OIL AND GAS ONSHORE | — | INDIVIDUAL | 5 | $563K |
| REO OPERATING | — | INDIVIDUAL | 1 | $559K |
| 19TH HOLE PRODUCTION | HUMBLE, TX | INDIVIDUAL | 2 | $531K |
| MCFADDIN GUSTAVUS N | — | INDIVIDUAL | 14 | $514K |
| SHOCO PRODUCTION | LONGVIEW, TX | INDIVIDUAL | 5 | $501K |
| MCFADDIN W P H III | — | INDIVIDUAL | 6 | $500K |
| CALDWELL MCFADDIN MINERAL | — | INDIVIDUAL | 16 | $477K |
| COSTA ENERGY | — | INDIVIDUAL | 3 | $436K |
| BROUSSARD J E HEIRS O AND G | BEAUMONT, TX | ESTATE | 33 | $292K |
| SALLEY GROVER CLEVELAND | — | INDIVIDUAL | 2 | $265K |
| ORX RESOURCES | — | INDIVIDUAL | 1 | $249K |
| MAGNUM PRODUCING | CORPUS CHRISTI, TX | INDIVIDUAL | 3 | $223K |
| LITTLE SCOTTIE | — | INDIVIDUAL | 17 | $212K |
| FEDERAL ROYALTY | — | INDIVIDUAL | 2 | $154K |
| WAGNER OIL | — | INDIVIDUAL | 3 | $152K |
| MCDERMAND WILLIS FREMONT | — | INDIVIDUAL | 1 | $144K |
| DUNCAN GRANDCHILDREN | — | INDIVIDUAL | 16 | $141K |
| MASHED O MINERALS | — | INDIVIDUAL | 16 | $138K |
| TTT TRADING | — | INDIVIDUAL | 3 | $127K |
| VESTIGE ENERGY | — | INDIVIDUAL | 3 | $121K |
| BROWN A M FAMILY LMT PTNSHP | — | INDIVIDUAL | 9 | $121K |
| WRIGHTSMAN JAYNE | FORT WORTH, TX | INDIVIDUAL | 7 | $120K |
| MCFADDIN G A N | — | INDIVIDUAL | 2 | $116K |
| FROST NATIONAL BK 05274 | — | INDIVIDUAL | 4 | $111K |
| THOMPSONVILLE MINERALS | — | INDIVIDUAL | 6 | $110K |
| MCFADDIN MAMIE HERITAGE FDN | — | INDIVIDUAL | 8 | $102K |
| HILCORP ENERGY DEVELOPMENT | — | ENTITY | 3 | $99K |
| DISHMAN FAMILY PRODUCTION | — | INDIVIDUAL | 2 | $95K |
| KINGWOOD ORRI | — | INDIVIDUAL | 9 | $95K |
| JONES CHLOE LANDRUM | — | INDIVIDUAL | 3 | $93K |
| STROUD ROBERT | — | INDIVIDUAL | 3 | $91K |
| HOOKS CHARLES G AND SON | — | INDIVIDUAL | 6 | $90K |
| CHAMBERS BARBARA BARBOUR | — | INDIVIDUAL | 1 | $90K |
| WELCH ROBERT A FOUNDATION | — | INDIVIDUAL | 6 | $89K |
| BALLARD INCENTIVE PART L | — | ENTITY | 3 | $82K |
| ELLIOTT OIL AND GAS OPERATING | MAGNOLIA, TX | INDIVIDUAL | 7 | $78K |
| GLADYS CITY | — | INDIVIDUAL | 3 | $75K |
| BOGUCKI EDRA HARDER | — | INDIVIDUAL | 4 | $73K |
| HARDER ANN | — | INDIVIDUAL | 4 | $73K |
| ETOCO | HOUSTON, TX | INDIVIDUAL | 1 | $72K |
| HARDER EDWARD JR | — | INDIVIDUAL | 1 | $72K |
| MCLEAN MARRS MINERAL | — | INDIVIDUAL | 13 | $71K |
| BALLARD INCENTIVE PART N | — | ENTITY | 2 | $70K |
| EL TRES VENTURES | — | INDIVIDUAL | 3 | $70K |
| FITZHUGH JOHN PEREGRINE | — | INDIVIDUAL | 3 | $70K |
| WARD MAMIE MCFADDIN HERITAGE | — | INDIVIDUAL | 10 | $68K |
| T3 EXPLORATION | HOUSTON, TX | INDIVIDUAL | 2 | $67K |
| LOGWOOD RESOURCES | — | INDIVIDUAL | 1 | $64K |
| LEGACY ROYALTIES | — | INDIVIDUAL | 3 | $64K |
| MABEE J E AND L E FOUNDATION | — | INDIVIDUAL | 1 | $62K |
| VILLERE JOSEPHINE SOLOARI | — | INDIVIDUAL | 4 | $61K |
| LUCAS HARRY JR | AUSTIN, TX | INDIVIDUAL | 13 | $60K |
| BOWMAN BARBARA | — | INDIVIDUAL | 8 | $60K |
| AUSTIN MICHAEL AND JESSICA | — | INDIVIDUAL | 16 | $57K |
| FIRESTONE CHILDREN S | — | INDIVIDUAL | 4 | $55K |
| GAYTAN ALFRED | — | INDIVIDUAL | 4 | $55K |
| MCFADDIN W P H IV | — | INDIVIDUAL | 14 | $54K |
| CONOCOPHILLIPS | — | INDIVIDUAL | 12 | $52K |
| GEHEB JOSEPH | — | INDIVIDUAL | 1 | $52K |
| FITZHUGH ELISABETH Y | — | INDIVIDUAL | 3 | $52K |
| AGUILA | — | INDIVIDUAL | 2 | $51K |
| FITZHUGH CHRISTOPHER LEE | — | INDIVIDUAL | 3 | $50K |
| EICHER RICHARD D | HOUSTON, TX | INDIVIDUAL | 1 | $49K |
| EWING THOMAS E | — | INDIVIDUAL | 7 | $48K |
| WEISE BONNIE R | — | INDIVIDUAL | 9 | $48K |
| AMIGO MINERALS | HOUSTON, TX | INDIVIDUAL | 3 | $47K |
| LANG ELIZABETH MARSHALL HOLMES | HOUSTON, TX | INDIVIDUAL | 17 | $47K |
| JB MATTHEWS | HOUSTON, TX | INDIVIDUAL | 19 | $44K |
| SOUTHWEST PETROLEUM | — | INDIVIDUAL | 21 | $44K |
| ELYSIUM ENERGY | — | INDIVIDUAL | 2 | $44K |
| GRAHAM CHARLES FLETCHER JR | TYLER, TX | INDIVIDUAL | 13 | $44K |
| MILLER JEANNE GRAHAM | TYLER, TX | INDIVIDUAL | 8 | $44K |
| TRI CITY OIL | — | INDIVIDUAL | 6 | $44K |
| THARP JACK H | — | INDIVIDUAL | 1 | $44K |
| MPH PRODUCTION | — | INDIVIDUAL | 7 | $43K |
| SAUBERS AZIA H | — | INDIVIDUAL | 8 | $43K |
| HOWE NOLAN G | — | INDIVIDUAL | 8 | $43K |
| HOWE TRAVIS G | — | INDIVIDUAL | 8 | $43K |
| MCFADDIN EUGENE H B | — | INDIVIDUAL | 16 | $41K |
| BEAUMONT RICE MILLS AGENT | — | INDIVIDUAL | 5 | $40K |
| FOUNDATION FOR SOUTHEAST TEXAS | BEAUMONT, TX | INDIVIDUAL | 4 | $40K |
| BMILCON | — | INDIVIDUAL | 9 | $40K |
| BOWMAN MARRS MCLEAN | — | INDIVIDUAL | 9 | $40K |
| HARPER BETH BOWMAN | — | INDIVIDUAL | 9 | $40K |
| RUSSELL RUTH BOWMAN | — | INDIVIDUAL | 9 | $40K |
