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| Owner | Owner City | Lease | Operator | NRI | Type | County | Year |
|---|---|---|---|---|---|---|---|
| DINKELSPIEL STEVEN E | San Francisco, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| PAYNE SHERRI LEA | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| WINSLOW SUSAN HELLMAN | Ogden, UT | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| WESTER RUTH F FAMILY LTD | Double Oak, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| FITTING-CHESNUT FAMILY LP | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LITTLE CHIEF ROYALTY CO | Dallas, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| RUDY ELLIS LTD | Houston, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| FITTING MINA RUTH | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| WHITE STAR ENERGY INC | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SILVERADO OIL & GAS LLP | Tulsa, OK | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| RIEDEN GAIL OWEN | Cupertino, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HELLER ELIZABETH EST | , | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| MCLEOD DEBORAH | Nocona, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| EXXON MOBIL CORP | Spring, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| MOORE WAYNE/JO ANN CHARIT FDN | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| GILMORE REED | Kimball, NE | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| MERRY SUNNY J | Alameda, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| JACKSON ANDREW H | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| EOG RESOURCES INC | Houston, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LINT LOUIS | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HELLMAN DOROTHA ELAINE | Bear Valley, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HELLMAN I W ESTATE | Atlanta, GA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SEELEY GRACE D TR | , | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DINKELSPIEL FRANCES | Berkeley, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DINKELSPIEL LLOYD W JR TR | Austin, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DINKELSPIEL LLOYD W III | Trout Creek, MT | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| BOLDRICK FAMILY PROPS LP | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| FITTING ROBERT D TRUST | Miami, FL | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HELLER CLARENCE E CHARIT FDN | San Francisco, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| OPHULS JANE S EST | San Francisco, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| STRAUSS MARGERY H ACCT | Austin, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SWINERTON JAMES B 2004 REV TR | Chicago, IL | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| STRATFORD INVESTMENTS LLC | , | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TARR JEFFREY A | Winters, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TARR CECILIA LIFE ESTATE | Winters, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TARR JOSHUA A | Winters, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEE WARREN HELLMAN | Mill Valley, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEE JAMES WILLIAM JR | Grass Valley, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| MINTZ NANCY HELLMAN | Bellingham, WA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DRS INVESTMENT LLC | Frisco, CO | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| RANSOHOFF ROBERT | Roseville, CA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| RANSOHOFF MICHAEL | Sparks, NV | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HELLMAN MARCO F UWO TR SHARE 1 | Austin, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HELLMAN MARCO F UWO TR SHARE 2 | Ruston, LA | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HELLMAN MARCO F UWO TRUST B | Austin, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| AMERICA WEST RESOURCES LLC | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| PETROLIMA LLC | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DOG TIRED INVESTMENTS LLC | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SMITH PRESTON J IRREV TR | Abilene, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SMITH PHILLIP JARRETT IRREV TR | Abilene, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TLM3 LTD | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CROWNROCK MINERALS LP | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| BRUNO WESTON R | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ARETE MINERAL HOLDINGS LLC | Norman, OK | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| WESTWAY RANCHES LLC | Midland, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TMT RESERVES LP | Tulsa, OK | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| STEGER ELISA MICHELLE NICKEL | San Angelo, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| WHITE ROCK ROYALTY PTNRS NO 1 | Tulsa, OK | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| STOWERS ASHLEY L | Lewisville, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| MKM PARTNERSHIP LP | San Antonio, TX | OLIVIA | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |