Matt Zmigrosky, Executive Vice President, Chief Legal and Administrative Officer of Diamondback Energy, Inc. (NASDAQ:FANG), filed a Form 4 on August 17, 2026, disclosing the sale of 2,500 shares of common stock on August 14, 2026.

Key Highlights

  • Reporting person: Matt Zmigrosky, EVP, Chief Legal and Administrative Officer of Diamondback Energy, Inc.
  • Transaction: Disposition (Code S) of 2,500 shares of common stock on August 14, 2026.
  • Weighted average price: $202.7721 per share, with individual sale prices ranging from $202.6701 to $202.89 per share.
  • Beneficial ownership following transaction: 38,892 shares of common stock held directly.
  • No derivative securities were reported in Table II of the filing.

Zmigrosky Discloses Common Stock Sale at Weighted Average of $202.7721

According to the Form 4 filing, Matt Zmigrosky, who serves as EVP, Chief Legal and Administrative Officer of Diamondback Energy, Inc., sold 2,500 shares of the company's common stock on August 14, 2026. The filing reports the transaction under Code S, indicating an open-market sale. The shares were disposed of directly, and no indirect ownership was reported for this transaction.

The filing discloses that the price of $202.7721 per share reported in the transaction table is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $202.6701 per share to $202.89 per share, inclusive. The filing notes that Zmigrosky "undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."

Following the reported transaction, Zmigrosky's direct beneficial ownership stands at 38,892 shares of Diamondback Energy common stock, according to the filing. No derivative securities activity was reported in Table II. The Form 4 was signed by Matt Zmigrosky and filed with the SEC on August 17, 2026, covering a transaction with a date of earliest transaction of August 14, 2026.

What Was Disclosed

The filing discloses a sale of 2,500 shares of Diamondback Energy common stock by EVP Matt Zmigrosky on August 14, 2026, at a weighted average price of $202.7721 per share, leaving him with 38,892 shares held directly.