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.
Traded Sep 11, 2026 · Filed Sep 14, 2026
A board member of Diamondback Energy sold $15.3M of Diamondback Energy shares. Nobody planned it ahead of time.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
open market sale
Code S — open-market or private sale
~$15,323,273
Shares × reported transaction price
39 days after results of Aug 3, 2026
Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results
Closed at $204.97 on Sep 11, 2026, within 5% of its 52-week high, after a 3% rise over the previous 30 trading days
52-week range $134.53 (Sep 15, 2025) to $213.69 (May 4, 2026), 89% of the way up, from 251 adjusted closes. 30 trading days earlier: $199.77 on Jul 30, 2026. Describes the past only, not a forecast
None found in footnotes
Only flagged when a footnote says so; never inferred
| After | Stock | S&P 500 | Difference |
|---|---|---|---|
| 7 days | -12.8% | +2.1% | -14.9% |
Past results only. Not a forecast.
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.