Russell Investments Trims Stake in Diamondback Energy

Institutional investor reduces position in oil and gas company by 3.2%

Mar. 12, 2026 at 10:21am

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Russell Investments Group Ltd. has reduced its stake in Diamondback Energy, Inc. (NASDAQ:FANG) by 3.2% in the third quarter, according to a recent SEC filing. The firm now owns 236,918 shares of the oil and natural gas company's stock, valued at approximately $33.9 million.

Why it matters

Diamondback Energy is a major player in the Permian Basin, one of the most prolific oil and gas producing regions in the United States. Changes in institutional ownership of the company's stock can provide insights into market sentiment and future performance expectations.

The details

According to the filing, Russell Investments sold 7,921 shares of Diamondback Energy during the third quarter. The firm now owns approximately 0.08% of the company's outstanding shares. Diamondback Energy's stock price has fluctuated in recent months amid volatile commodity prices and shifting investor sentiment in the energy sector.

  • Russell Investments filed the 13F report disclosing the stake reduction on March 12, 2026.
  • The share sale occurred during the third quarter of the previous fiscal year.

The players

Russell Investments Group Ltd.

A global asset management firm that provides investment solutions to institutional and individual investors.

Diamondback Energy, Inc.

An independent oil and natural gas company focused on the development, exploration and production of unconventional resources in the Permian Basin.

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The takeaway

The reduction in Russell Investments' stake in Diamondback Energy reflects the ongoing volatility and uncertainty in the energy sector. Investors will be closely watching to see if other institutional holders make similar moves or if Diamondback can maintain its position as a leading Permian Basin producer.