Diamondback Energy, Inc. 4

EVP Matt Zmigrosky had 861 Diamondback Energy (FANG) shares withheld for taxes upon RSU vesting, and now holds 38,031 shares.

On September 10, 2026, Matt Zmigrosky, EVP, Chief Legal and Administrative Officer of Diamondback Energy, Inc., had 861 shares of common stock withheld by the company at an implied price of approximately $202.63 per share to satisfy tax withholding obligations arising from the vesting and settlement of the second tranche of time-based restricted stock units originally granted on September 10, 2024. This Form 4 reflects a tax-related, non-discretionary share withholding rather than an open-market sale, leaving Zmigrosky with beneficial ownership of 38,031 shares of Diamondback common stock following the transaction.

Filing Facts

CIK

1539838

Ticker

FANG

Form

4

Source Type

sec

Accession

0001539838-26-000159

Alert Tier

4