FANG Filing
4Filing Date: Jun 10, 2026
Diamondback Energy, Inc. (FANG) · Insider Trading (Form 4) SEC Filing
Statement of Changes in Beneficial Ownership
descriptionView SEC Filing
ACC: 0001539838-26-000128open_in_new
Total Value$98.3K
Trades1
Insiders1
Transaction Details
Plaumann Mark Lawrence
Director·Direct
Sell · Dispose
Common Stock
Shares-500
Price$196.50
Total Value$98.3K
Shares Owned After13.44K
Transaction DateJun 9, 2026
Post-Transaction Holdings
Plaumann Mark Lawrence
| Security | Shares | Change |
|---|---|---|
| Common Stock | 13.44K | -500 (-3.59%) |
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-06-09
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: Diamondback Energy, Inc. (FANG)
CIK: 0001539838
--- Reporting Owner ---
Name: Plaumann Mark Lawrence
CIK: 0001290795
Role: Director
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-06-09 | Code: S (Open market sale)
Shares: -500 | Price: $196.50
Total Value: $98,250.00
Shares Owned After: 13,437 | Ownership: D (Direct)
--- Signature ---
/s/ /s/ Matt Zmigrosky, as attorney-in-fact for Mark L. Plaumann (2026-06-10)