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| Owner | Owner City | Lease | Operator | NRI | Type | County | Year |
|---|---|---|---|---|---|---|---|
| HALFF ALBERT L (BRO) TRUST | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER AMY ELIZ | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF PHILLIP HENRY | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DUNCAN FIVE REAL EST LP | Benbrook, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER BENJAMIN F TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER EMILY ANN TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| THREE L RANCH LTD | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| AMACKER ROBERT KENT | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF ALBERT LEE | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF HENRY M TEST TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF INTERESTS | Fort Worth, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER ROBERT | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER STEVEN JEROME | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| EAST J4 LP | Austin, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CP FOUR GROUP LTD | Midland, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER STEVEN JEROME | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER ROBERT | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER EMILY ANN TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER BENJAMIN F TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER AMY ELIZ | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF PHILLIP HENRY | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF INTERESTS | Fort Worth, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF HENRY M TEST TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF ALBERT LEE | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF ALBERT L (BRO) TRUST | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| EAST J4 LP | Austin, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DUNCAN FIVE REAL EST LP | Benbrook, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CP FOUR GROUP LTD | Crane, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| COG OPERATING LLC WI | Midland, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| AMACKER ROBERT KENT | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| THREE L RANCH LTD | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF ALBERT LEE | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CP FOUR GROUP LTD | Crane, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| EAST J4 LP | Austin, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER STEVEN JEROME | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| COG OPERATING LLC WI | Midland, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER ROBERT | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF INTERESTS | Fort Worth, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF HENRY M TEST TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF ALBERT L (BRO) TRUST | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| AMACKER ROBERT KENT | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| THREE L RANCH LTD | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER EMILY ANN TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER BENJAMIN F TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DUNCAN FIVE REAL EST LP | Benbrook, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF PHILLIP HENRY | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER AMY ELIZ | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| THREE L RANCH LTD | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF HENRY M TEST TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF ALBERT L (BRO) TRUST | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF PHILLIP HENRY | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| DUNCAN FIVE REAL EST LP | Benbrook, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER BENJAMIN F TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER EMILY ANN TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| THREE L RANCH LTD | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| AMACKER ROBERT KENT | San Angelo, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF ALBERT LEE | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF HENRY M TEST TR | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HALFF INTERESTS | Fort Worth, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| LEHRBURGER JAMES | Dallas, TX | AMACKER 88 "A" | COG OPERATING LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |