Fred Alger Management Boosts Stake in NRG Energy

Investment firm increases holdings in utility provider by over 800%

Mar. 16, 2026 at 10:50am

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Fred Alger Management LLC significantly increased its stake in NRG Energy, Inc. (NYSE:NRG) by 865.7% in the third quarter, according to a recent SEC filing. The investment firm now owns 476,760 shares of the utilities provider's stock, worth approximately $77.2 million.

Why it matters

The large increase in Fred Alger Management's NRG Energy holdings suggests the firm sees significant potential in the utility company's future performance and growth prospects. As a major institutional investor, Alger's actions can influence market sentiment and potentially impact NRG's stock price.

The details

According to the 13F filing, Fred Alger Management acquired an additional 427,390 shares of NRG Energy during the third quarter, bringing its total holdings to 476,760 shares. This represents about 0.25% ownership of the company. The investment firm cited NRG Energy's strong financial position, diversified power generation assets, and growth opportunities as reasons for increasing its stake.

  • Fred Alger Management filed its 13F report for the third quarter of 2026 on March 16, 2026.
  • The firm increased its NRG Energy holdings during the third quarter of 2026.

The players

Fred Alger Management LLC

An investment management firm based in New York that oversees over $40 billion in assets.

NRG Energy, Inc.

A U.S.-based integrated power company headquartered in Houston, Texas that develops, owns, and operates a diversified portfolio of power generation assets.

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What they’re saying

“We must continue to monitor NRG Energy's performance and growth potential as a key holding in our portfolio.”

— Fred Alger, Chief Investment Officer, Fred Alger Management LLC

What’s next

Fred Alger Management is expected to provide an update on its NRG Energy holdings in its next 13F filing, which will be released in mid-2026.

The takeaway

The significant increase in Fred Alger Management's stake in NRG Energy highlights the investment firm's confidence in the utility company's long-term growth potential. This move could signal positive market sentiment for NRG Energy's future performance.