Gilbert & Cook Inc. Boosts L3Harris Technologies Inc. Holdings

Institutional investor increases stake in defense and aerospace company by over 200%

Mar. 21, 2026 at 8:43am

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Gilbert & Cook Inc., an institutional investor, has increased its stake in L3Harris Technologies Inc. (NYSE:LHX) by 210.7% during the fourth quarter, according to a recent SEC filing. The firm now owns 6,683 shares of the company's stock, valued at $1.96 million.

Why it matters

L3Harris Technologies is a major defense and aerospace company, providing critical communications systems, avionics, electronic warfare, and other technologies to government and commercial customers. The significant increase in Gilbert & Cook's holdings suggests the institutional investor sees strong potential in the company's future performance.

The details

According to the 13F filing, Gilbert & Cook Inc. purchased an additional 4,532 shares of L3Harris Technologies during the fourth quarter, bringing its total holdings to 6,683 shares. This represents a 210.7% increase in the firm's stake in the company.

  • The 13F filing was submitted on March 21, 2026, covering the fourth quarter of 2025.

The players

Gilbert & Cook Inc.

An institutional investor that manages a portfolio of stocks and other securities.

L3Harris Technologies Inc.

An American aerospace and defense company that designs, manufactures, and supports a range of technology solutions for government and commercial customers.

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The takeaway

The significant increase in Gilbert & Cook's holdings in L3Harris Technologies suggests the institutional investor sees strong growth potential in the defense and aerospace company. This could signal positive sentiment around L3Harris' future performance and the broader industry outlook.