American Century Companies Reduces Stake in Greenbrier Companies

Investment firm cuts position in freight transportation equipment manufacturer by over 20%

Published on Mar. 5, 2026

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American Century Companies Inc. has reduced its stake in Greenbrier Companies, Inc. (The) (NYSE:GBX) by 21.1% in the third quarter, according to a recent SEC filing. The investment firm now owns 1,324,954 shares of the transportation company's stock, down from 1,679,379 shares previously.

Why it matters

This reduction in ownership by a major institutional investor could signal a shift in sentiment around Greenbrier Companies, which designs, engineers and manufactures railroad freight cars and marine barges. The company's stock has seen volatility in recent quarters amid supply chain challenges and economic uncertainty.

The details

According to the filing, American Century Companies sold 354,425 shares of Greenbrier Companies during the third quarter. The firm now owns approximately 4.28% of the company's outstanding shares, down from 5.43% previously. Greenbrier Companies has a diverse customer base that includes domestic and international customers in the freight transportation industry.

  • American Century Companies reduced its Greenbrier Companies stake in the 3rd quarter of 2026.

The players

American Century Companies Inc.

A major investment management firm that owns a significant stake in Greenbrier Companies.

Greenbrier Companies, Inc. (The)

A leading supplier of freight transportation equipment and services, including railroad freight cars and marine barges.

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The takeaway

This reduction in ownership by a prominent institutional investor like American Century Companies could foreshadow broader market concerns about Greenbrier Companies' near-term performance and growth prospects, though the company remains a major player in the freight transportation equipment industry.