Major Shareholder of U.S. Shale Company Resells Stake Worth $450 Billion

According to an SEC filing for Diamondback Energy, Inc. (“FANG”), SGF FANG Holdings, LP—the company’s largest shareholder—sold 2 million shares back to the company via a share repurchase arrangement on February 3 and 4, under a letter agreement dated November 28, 2025. The shares were repurchased at Nasdaq closing prices of $162.88 and $168.99 per share, generating approximately $330 million (about ₩450 billion). As a result, SGF FANG’s direct holdings decreased from roughly 99.68 million shares to about 97.68 million shares, but it remains the largest shareholder with approximately 34.1% of the company’s outstanding stock.

The same filing shows that insider Charles Alvin Meloy, pursuant to a Rule 10b5-1 trading plan adopted on August 13, 2025, sold 62,805 indirectly held shares in multiple transactions on February 2 and 3, realizing about $10.1 million (roughly ₩14 billion). Following these sales, he still indirectly holds approximately 980,000 shares, valued at around $158–160 million (approximately ₩200 billion).

Diamondback’s shares closed on Nasdaq at $168.99 on February 4, up 3.75% on the day and marking a new 52-week high. The company has announced that it will release fourth-quarter 2025 results on February 23, followed by an investor conference call on February 24. Headquartered in Midland, Texas, Diamondback Energy is an independent oil and gas exploration and production company focused on acquiring, developing and producing unconventional shale assets in the Permian Basin. Under the November 2025 agreement, SGF FANG has the right to sell up to 3 million shares back to the company each quarter through the end of 2026, suggesting that substantial share sales and repurchase transactions may continue.