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Form SCHEDULE 13D/A Diamondback Energy, Inc. Filed by: Greth Lyndal

June 5, 2026 4:06 PM





If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).




schemaVersion:


SCHEDULE 13D




Comment for Type of Reporting Person:
Note to Row 13: Based upon 281,313,297 shares of Company Common Stock outstanding as of May 1, 2026, as disclosed by the Company in its Form 10-Q filed with the Securities and Exchange Commission (the "SEC") on May 6, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
Note to Row 13: Based upon 281,313,297 shares of Company Common Stock outstanding as of May 1, 2026, as disclosed by the Company in its Form 10-Q filed with the SEC on May 6, 2026.


SCHEDULE 13D


SGF FANG Holdings, LP
Signature:/s/ Kevin T. Keen
Name/Title:Kevin T. Keen/Attorney-in-fact
Date:06/05/2026
Greth Lyndal
Signature:/s/ Kevin T. Keen
Name/Title:Kevin T. Keen/Attorney-in-fact
Date:06/05/2026

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