Form 4 Filing for Diamondback Energy, Inc.

Charles Alvin Meloy, a director at Diamondback Energy, Inc. (FANG), reported the sale of 33,333 shares of common stock on October 5, 2026, pursuant to a Rule 10b5-1 trading plan. The sales were executed in multiple transactions with an aggregate value of approximately $6.15 million. The shares were sold at a weighted average price of $184.49 per share, with individual sale prices ranging from $182.645 to $185.505. These shares were held indirectly through Wolfrock Energy, LLC. Following these transactions, Meloy directly owns 28,257 shares of common stock.