DNB Asset Management Increases Stake in Southern Company

Norwegian asset manager boosts holdings in major U.S. utility provider

Published on Feb. 27, 2026

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DNB Asset Management AS, a Norwegian investment firm, increased its stake in Southern Company (NYSE: SO) by 4.1% during the third quarter of 2025, according to a recent SEC filing. The fund now owns 453,922 shares of the utilities provider's stock, valued at $43 million.

Why it matters

Southern Company is one of the largest electric and gas utility companies in the United States, serving customers across the Southeast. The increase in DNB Asset Management's stake suggests the firm sees long-term value in Southern's business model and growth prospects, even as the company faces challenges like rising energy costs and the transition to renewable power.

The details

According to the SEC filing, DNB Asset Management bought an additional 17,744 shares of Southern Company during the third quarter, bringing its total holdings to 453,922 shares. This represents a 4.1% increase in the firm's position in the utility company. Southern Company provides electricity and natural gas services to over 4.6 million customers in Alabama, Georgia, and Mississippi.

  • DNB Asset Management filed the 13F report disclosing the increased stake on February 27, 2026.
  • The reported transactions occurred during the third quarter of 2025.

The players

DNB Asset Management AS

A Norwegian investment management firm that oversees over $100 billion in assets.

Southern Company

A major U.S. electric and gas utility company that serves customers across the Southeast.

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The takeaway

The increase in DNB Asset Management's stake in Southern Company suggests the firm sees long-term value in the utility provider, even as the industry faces challenges around rising costs and the transition to renewable energy sources.