74M → 65M shares held−12% of their stake
A big owner of Diamondback Energy sold $1.86B of Diamondback Energy shares. Nobody planned it ahead of time.
Stake as of Sep 16, 2026 · Filed Sep 17, 2026
An amended Schedule 13D: the activist holder's stake changed by at least half a point.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
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Compared with the manager's prior 13F
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For the same quarter
74M → 65M shares held−12% of their stake
A big owner of Diamondback Energy sold $1.86B of Diamondback Energy shares. Nobody planned it ahead of time.
74M → 65M shares held−12% of their stake
A big owner of Diamondback Energy sold $1.86B of Diamondback Energy shares. Nobody planned it ahead of time.
38K → 37K shares held−3% of their stake
Diamondback Energy's Chief Legal and Admin Off sold $282K of Diamondback Energy shares. Nobody planned it ahead of time.