Mitsubishi UFJ Asset Management Increases Stake in Diamondback Energy

The investment firm grew its position in the oil and gas company by 2.5% in the third quarter.

Mar. 3, 2026 at 12:55am

Got story updates? Submit your updates here. ›

Mitsubishi UFJ Asset Management Co. Ltd. increased its stake in Diamondback Energy, Inc. (NASDAQ:FANG) by 2.5% in the third quarter, according to the company's recent 13F filing with the Securities and Exchange Commission. The fund now owns 396,717 shares of the oil and natural gas company's stock, valued at $56.77 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. The increase in Mitsubishi UFJ's stake suggests the firm sees continued growth potential in the company and the broader energy sector.

The details

According to the 13F filing, Mitsubishi UFJ Asset Management added 9,851 shares of Diamondback Energy to its portfolio during the third quarter. The firm now owns 0.14% of Diamondback's outstanding shares. Several other institutional investors and hedge funds have also increased their positions in Diamondback Energy in recent quarters.

  • Mitsubishi UFJ Asset Management increased its stake in Diamondback Energy during the third quarter of 2026.

The players

Mitsubishi UFJ Asset Management Co. Ltd.

An asset management firm based in Japan that has invested in Diamondback Energy, a major oil and gas company operating in the Permian Basin.

Diamondback Energy, Inc.

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

Got photos? Submit your photos here. ›

The takeaway

Mitsubishi UFJ's increased stake in Diamondback Energy suggests continued confidence in the oil and gas company's growth prospects, underscoring the Permian Basin's importance as a key energy-producing region.