| BURNETT ESTATE A | HIGH RIVER RES OPERATING, LLC | $27.5 M |
| BIVINS | BURK ROYALTY CO., LTD. | $23.3 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $22.1 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $21.7 M |
| BURNETT, ESTATE | HIGH RIVER RES OPERATING, LLC | $21.7 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $21.2 M |
| BENNETT A | HIGH RIVER RES OPERATING, LLC | $20.7 M |
| BRITAIN, E. C. | PANTERA ENERGY COMPANY | $20.2 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $20.2 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $19.8 M |
| STATE -CR- | BURK ROYALTY CO., LTD. | $19.6 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $19.4 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $19.3 M |
| BIVINS | BURK ROYALTY CO., LTD. | $18.7 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $18.7 M |
| STATE -CR- | BURK ROYALTY CO., LTD. | $18.3 M |
| SANFORD A | HIGH RIVER RES OPERATING, LLC | $18.0 M |
| BURNETT, S. B. | HIGH RIVER RES OPERATING, LLC | $17.8 M |
| DEAHL, C. E. | HIGH RIVER RES OPERATING, LLC | $17.2 M |
| READ | BURK ROYALTY CO., LTD. | $16.2 M |
| SHELTON | BURK ROYALTY CO., LTD. | $16.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $15.4 M |
| BIVINS A | HIGH RIVER RES OPERATING, LLC | $15.3 M |
| SNEED | BURK ROYALTY CO., LTD. | $15.3 M |
| CRUTCHFIELD | HIGH RIVER RES OPERATING, LLC | $15.1 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $15.1 M |
| BRITAIN, E. C. | PANTERA ENERGY COMPANY | $14.8 M |
| BIVINS | BURK ROYALTY CO., LTD. | $14.7 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $14.7 M |
| SNEED | BURK ROYALTY CO., LTD. | $14.7 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $14.3 M |
| SNEED P | BURK ROYALTY CO., LTD. | $14.2 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $13.9 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $13.8 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $13.7 M |
| BURNETT, ESTATE | HIGH RIVER RES OPERATING, LLC | $13.6 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $13.5 M |
| BIVINS | BURK ROYALTY CO., LTD. | $13.4 M |
| SHELTON | BURK ROYALTY CO., LTD. | $13.2 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $13.1 M |
| READ | BURK ROYALTY CO., LTD. | $12.9 M |
| RICHARD | BURK ROYALTY CO., LTD. | $12.9 M |
| SHELTON | BURK ROYALTY CO., LTD. | $12.9 M |
| BURNETT, ESTATE | HIGH RIVER RES OPERATING, LLC | $12.8 M |
| BENNETT, A. F. | HIGH RIVER RES OPERATING, LLC | $12.7 M |
| READ | BURK ROYALTY CO., LTD. | $12.7 M |
| TEST | PANTERA ENERGY COMPANY | $12.6 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $12.3 M |
| SCHLEE "A" | PANTERA ENERGY COMPANY | $12.3 M |
| DEAHL, G. W. | HIGH RIVER RES OPERATING, LLC | $12.2 M |
| FEE | BURK ROYALTY CO., LTD. | $12.2 M |
| B.A. DONALDSON | PANTERA ENERGY COMPANY | $12.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $12.1 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $12.0 M |
| MCBRIDE | HIGH RIVER RES OPERATING, LLC | $12.0 M |
| SNEED 'B' | HIGH RIVER RES OPERATING, LLC | $12.0 M |
| BIVINS | BURK ROYALTY CO., LTD. | $11.9 M |
| BENNETT | HIGH RIVER RES OPERATING, LLC | $11.9 M |
| SNEED -C- | HIGH RIVER RES OPERATING, LLC | $11.8 M |
| BAKER | BURK ROYALTY CO., LTD. | $11.8 M |
| BIVINS | BURK ROYALTY CO., LTD. | $11.7 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $11.7 M |
| BIVINS | BURK ROYALTY CO., LTD. | $11.5 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $11.5 M |
| SHELTON | BURK ROYALTY CO., LTD. | $11.5 M |
| BIVINS | BURK ROYALTY CO., LTD. | $11.5 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $11.4 M |
| SNEED | HIGH RIVER RES OPERATING, LLC | $11.4 M |
| BIVINS | BURK ROYALTY CO., LTD. | $11.4 M |
| BIVINS | BURK ROYALTY CO., LTD. | $11.3 M |
| BURNETT N UNIT | HIGH RIVER RES OPERATING, LLC | $11.2 M |
| DEAHL, B. | HIGH RIVER RES OPERATING, LLC | $11.2 M |
| MEINHARDT | PANTERA ENERGY COMPANY | $11.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $11.1 M |
| BIVINS A | HIGH RIVER RES OPERATING, LLC | $11.0 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.8 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.8 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $10.7 M |
| BURNETT, ESTATE | HIGH RIVER RES OPERATING, LLC | $10.7 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.6 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.6 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $10.5 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.5 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $10.4 M |
| ZOFNESS | BURK ROYALTY CO., LTD. | $10.4 M |
| BENNETT | HIGH RIVER RES OPERATING, LLC | $10.4 M |
| SNEED P | BURK ROYALTY CO., LTD. | $10.3 M |
| SNEED F | HIGH RIVER RES OPERATING, LLC | $10.3 M |
| BIVINS FEE | HIGH RIVER RES OPERATING, LLC | $10.3 M |
| SNEED -A- | HIGH RIVER RES OPERATING, LLC | $10.3 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $10.3 M |
| SNEED -C- | BURK ROYALTY CO., LTD. | $10.3 M |
| SMITH M | PANTERA ENERGY COMPANY | $10.2 M |
| JOHNSON WALTERS | BURK ROYALTY CO., LTD. | $10.2 M |
| SNEED P | BURK ROYALTY CO., LTD. | $10.1 M |
| SNEED | HIGH RIVER RES OPERATING, LLC | $10.1 M |
| WEYMOUTH MS | BURK ROYALTY CO., LTD. | $10.1 M |
| SEIBER | PONDEROSA TX OPERATING LLC | $10.1 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $10.1 M |
| BURNETT D UNIT | HIGH RIVER RES OPERATING, LLC | $10.1 M |
| SNEED P | BURK ROYALTY CO., LTD. | $10.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $10.0 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $10.0 M |
| BIVINS | BURK ROYALTY CO., LTD. | $9.9 M |
| BURNETT, M. C. | HIGH RIVER RES OPERATING, LLC | $9.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $9.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $9.9 M |
| MCBRIDE | HIGH RIVER RES OPERATING, LLC | $9.8 M |
| SNEED -B- | HIGH RIVER RES OPERATING, LLC | $9.8 M |
| BIVINS | BURK ROYALTY CO., LTD. | $9.7 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $9.6 M |
| PERCIVAL | PANTERA ENERGY COMPANY | $9.6 M |
| SNEED JT | HIGH RIVER RES OPERATING, LLC | $9.6 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $9.6 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $9.5 M |
| THOMPSON | BURK ROYALTY CO., LTD. | $9.4 M |
| THOMPSON | BURK ROYALTY CO., LTD. | $9.4 M |
| BIVINS | BURK ROYALTY CO., LTD. | $9.3 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $9.3 M |
| SANFORD | HIGH RIVER RES OPERATING, LLC | $9.3 M |
| THOMPSON | BURK ROYALTY CO., LTD. | $9.2 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $9.2 M |
| BIVINS D | BURK ROYALTY CO., LTD. | $9.2 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $9.2 M |
| SNEED P | BURK ROYALTY CO., LTD. | $9.2 M |
| BURNETT M UNIT | HIGH RIVER RES OPERATING, LLC | $9.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $9.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $9.1 M |
| THOMPSON | BURK ROYALTY CO., LTD. | $9.1 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $9.0 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $9.0 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $9.0 M |
| BIVINS -D- | BURK ROYALTY CO., LTD. | $9.0 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.9 M |
| SNEED F | HIGH RIVER RES OPERATING, LLC | $8.9 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.8 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $8.8 M |
| BURNETT AE UNIT | HIGH RIVER RES OPERATING, LLC | $8.8 M |
| BURNETT M | PANTERA ENERGY COMPANY | $8.8 M |
| PHILLIPS, J. C. | BURK ROYALTY CO., LTD. | $8.8 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.7 M |
| BURNETT F UNIT | HIGH RIVER RES OPERATING, LLC | $8.7 M |
| ARMSTRONG, L. B. | BURK ROYALTY CO., LTD. | $8.6 M |
| SNEED F | HIGH RIVER RES OPERATING, LLC | $8.6 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.5 M |
| SCHLEE | BURK ROYALTY CO., LTD. | $8.5 M |
| DEAHL, G. W. | HIGH RIVER RES OPERATING, LLC | $8.5 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.4 M |
| CRAWFORD | BURK ROYALTY CO., LTD. | $8.4 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.4 M |
| DEAHL | HIGH RIVER RES OPERATING, LLC | $8.4 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $8.4 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.4 M |
| READ L | BURK ROYALTY CO., LTD. | $8.3 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.3 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.3 M |
| SNEED P | BURK ROYALTY CO., LTD. | $8.2 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.2 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.2 M |
| STATE -CR- | BURK ROYALTY CO., LTD. | $8.2 M |
| ARMSTRONG, M. B. | LERA | $8.2 M |
| BURNETT, M.C. | HIGH RIVER RES OPERATING, LLC | $8.1 M |
| GASSER | BURK ROYALTY CO., LTD. | $8.1 M |
| THOMPSON | BURK ROYALTY CO., LTD. | $8.1 M |
| BURNETT C UNIT | HIGH RIVER RES OPERATING, LLC | $8.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.1 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.0 M |
| THOMPSON | BURK ROYALTY CO., LTD. | $8.0 M |
| BIVINS | BURK ROYALTY CO., LTD. | $8.0 M |
| KOTARA-HOLMES | PANTERA ENERGY COMPANY | $8.0 M |
| SANFORD | HIGH RIVER RES OPERATING, LLC | $8.0 M |
| BRITAIN, E. C. | PANTERA ENERGY COMPANY | $8.0 M |
| WILLS | BCE-MACH III LLC | $8.0 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $8.0 M |
| KILLGORE | BURK ROYALTY CO., LTD. | $8.0 M |
| NEILD | HIGH RIVER RES OPERATING, LLC | $7.9 M |
| BURNETT S UNIT | HIGH RIVER RES OPERATING, LLC | $7.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $7.9 M |
| BURNETT -G- | HIGH RIVER RES OPERATING, LLC | $7.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $7.9 M |
| BIVINS | BURK ROYALTY CO., LTD. | $7.8 M |
| GORDON | BURK ROYALTY CO., LTD. | $7.8 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $7.8 M |
| JAVEE | BURK ROYALTY CO., LTD. | $7.8 M |
| MASTERSON | BURK ROYALTY CO., LTD. | $7.8 M |
| BIVINS | BURK ROYALTY CO., LTD. | $7.8 M |
| SNEED | HIGH RIVER RES OPERATING, LLC | $7.7 M |
| COON, R. S. | BURK ROYALTY CO., LTD. | $7.7 M |
| URBANCZYK -B- | PANTERA ENERGY COMPANY | $7.7 M |
| BIVINS -D- | BURK ROYALTY CO., LTD. | $7.7 M |
| BURNETT | HIGH RIVER RES OPERATING, LLC | $7.7 M |
| COOPER | BURK ROYALTY CO., LTD. | $7.6 M |
| SNEED P | BURK ROYALTY CO., LTD. | $7.6 M |
| POLING | HIGH RIVER RES OPERATING, LLC | $7.6 M |
| BIVINS | BURK ROYALTY CO., LTD. | $7.6 M |
| KILGORE | BURK ROYALTY CO., LTD. | $7.6 M |
| BURNETT 'H' | HIGH RIVER RES OPERATING, LLC | $7.6 M |