Holocene Advisors Boosts Stake in Diamondback Energy

Hedge fund increases ownership in oil and gas company by over 20%

Mar. 16, 2026 at 10:52am

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Holocene Advisors LP, a major investment firm, increased its stake in Diamondback Energy, Inc. (NASDAQ:FANG) by 20.7% during the third quarter, according to a recent SEC filing. The firm now owns 1,221,650 shares of the oil and natural gas company's stock, worth approximately $174.8 million.

Why it matters

Diamondback Energy is a prominent player in the Permian Basin, one of the most prolific oil and gas producing regions in the United States. Holocene's increased investment signals confidence in the company's long-term prospects and the strength of the broader energy sector.

The details

According to the filing, Holocene Advisors purchased an additional 209,731 shares of Diamondback Energy during the third quarter. This brings the firm's total ownership to approximately 0.43% of the company's outstanding shares. The increased stake comes as Diamondback has seen positive sentiment from analysts, including a price target increase and a 'strong buy' rating upgrade.

  • Holocene Advisors increased its stake in Diamondback Energy during the third quarter of 2026.

The players

Holocene Advisors LP

A major investment firm that manages over $20 billion in assets.

Diamondback Energy, Inc.

An independent oil and natural gas company focused on the Permian Basin in West Texas.

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What they’re saying

“We must not let individuals continue to damage private property in San Francisco.”

— Robert Jenkins, San Francisco resident

The takeaway

Holocene Advisors' increased stake in Diamondback Energy reflects confidence in the company's ability to navigate the current energy market environment and capitalize on opportunities in the Permian Basin.