281,303,905 Common Stock of Diamondback Energy, Inc. are subject to a Lock-Up Agreement Ending on 10-MAY-2026.

281,303,905 Common Stock of Diamondback Energy, Inc. are subject to a Lock-Up Agreement Ending on 10-MAY-2026. These Common Stock will be under lockup for 61 days starting from 10-MAR-2026 to 10-MAY-2026.

Details:

The selling stockholder has agreed that, without the prior written consent of Evercore Group L.L.C., Citigroup Global Markets Inc. and J.P. Morgan Securities LLC, for a period of 60 days after the date of this prospectus supplement, subject to certain exceptions, it will not offer, sell, contract to sell, pledge or otherwise dispose of, directly or indirectly, any shares of our common stock, or securities convertible into or exchangeable or exercisable for any shares of our common stock.