Filing Manager
Greth Lyndal
Reporting Manager
Greth Lyndal
Symbol
FANG
Shares outstanding
286,471,340 shares
Disclosed Ownership
97,686,727 shares
Ownership
34%
Form type
SCHEDULE 13D/A
Filing time
05 Feb 2026, 16:15:09 UTC
Date of event
03 Feb 2026
Previous filing
02 Dec 2025
Next filing
16 Mar 2026

Quoteable Key Fact

"Greth Lyndal disclosed 34% ownership in Diamondback Energy, Inc. Common Stock, par value $0.01 per share (FANG) on 03 Feb 2026."

Quick Takeaways

  • Greth Lyndal filed SCHEDULE 13D/A for Diamondback Energy, Inc. Common Stock, par value $0.01 per share (FANG).
  • Disclosed ownership: 34%.
  • Date of event: 03 Feb 2026.

What Changed

  • Previous schedule filing date: 02 Dec 2025.
  • Current filing was accepted on 05 Feb 2026, 16:15.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Source Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
SGF FANG Holdings, LP 34% 97,686,727 0 97,686,727 /s/ Kevin T. Keen Kevin T. Keen/Attorney-in-fact
Greth Lyndal 34% 97,686,727 0 97,686,727 /s/ Kevin T. Keen Kevin T. Keen/Attorney-in-fact 0002021141