Marshfield Associates Boosts Cummins Inc. Stake by 4.6%

Investment firm increases holdings in engine manufacturer to over $466 million.

Mar. 17, 2026 at 12:39pm

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Marshfield Associates, an investment management firm, has increased its stake in Cummins Inc. (NYSE:CMI) by 4.6% during the third quarter of 2025. The firm now owns 1,104,552 shares of the engine manufacturer's stock, valued at approximately $466.5 million, making it Cummins' fourth-largest institutional investor.

Why it matters

Cummins is a leading global manufacturer of diesel and natural gas engines, power generation systems, and related components. Institutional investors' holdings in the company provide insight into market sentiment and confidence in the firm's long-term growth prospects.

The details

According to a recent SEC filing, Marshfield Associates purchased an additional 48,493 shares of Cummins during the third quarter, increasing its total stake in the company to 4.6% of the outstanding shares. The investment firm now holds over $466 million worth of Cummins stock, making it the company's fourth-largest institutional investor.

  • Marshfield Associates increased its Cummins stake during the third quarter of 2025.
  • The firm's latest SEC filing was made on March 17, 2026.

The players

Marshfield Associates

An investment management firm that has increased its stake in Cummins Inc. to over $466 million, making it the company's fourth-largest institutional investor.

Cummins Inc.

A global power technology company that designs, manufactures, and distributes diesel and natural gas engines, electrified powertrains, power generation systems, and related components.

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The takeaway

Marshfield Associates' increased investment in Cummins reflects the firm's confidence in the engine manufacturer's long-term growth potential. As a major institutional investor, Marshfield's stake in Cummins provides insight into broader market sentiment around the company's performance and future prospects.