Hillman Co. Boosts Stake in MasTec, Inc. to $31.45 Million

The institutional investor increased its holdings in the construction company by nearly 39% in Q4 2025.

Apr. 2, 2026 at 10:24am

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Hillman Co. boosted its holdings in MasTec, Inc. (NYSE:MTZ) by 38.8% in the fourth quarter, according to its most recent 13F filing with the Securities and Exchange Commission. The institutional investor now owns 144,689 shares of the construction company's stock, worth approximately $31,451,000 as of the latest filing.

Why it matters

This investment by Hillman Co. signals confidence in MasTec's future growth prospects, as the construction firm continues to expand its infrastructure and energy-related projects across North America.

The details

Hillman Co. added 40,473 shares of MasTec to its portfolio during the fourth quarter, increasing its total stake by 38.8%. MasTec now makes up 10.9% of Hillman's investment holdings, making it the firm's 4th largest position.

  • Hillman Co. filed its 13F report for the fourth quarter of 2025 on April 2, 2026.
  • The 38.8% increase in Hillman's MasTec holdings occurred during the fourth quarter of 2025.

The players

Hillman Co.

An institutional investor that has increased its stake in MasTec, Inc. to over $31 million, making it one of the construction company's largest shareholders.

MasTec, Inc.

A diversified infrastructure construction company that provides engineering, fabrication, installation and maintenance services across a range of end markets, including communications, oil and gas, electrical transmission, and renewable energy.

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The takeaway

Hillman Co.'s increased investment in MasTec suggests the institutional investor sees strong growth potential in the construction firm's diversified infrastructure projects and services, which could signal positive momentum for the company's future performance.