GM Shares Sold by Grantham Mayo Van Otterloo & Co. LLC

Institutional investor reduces stake in automaker by 18.2% in Q3

Published on Mar. 8, 2026

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Grantham Mayo Van Otterloo & Co. LLC, a major institutional investor, lowered its position in General Motors Company (NYSE:GM) by 18.2% during the third quarter, according to a recent SEC filing. The fund now owns 747,260 shares of the auto manufacturer's stock, valued at $45.56 million as of the most recent quarter.

Why it matters

This filing provides insight into the investment strategies of large institutional investors like Grantham Mayo Van Otterloo & Co. LLC, which can signal broader market trends and sentiment around automakers like GM. Tracking institutional buying and selling activity is important for understanding the overall investment landscape.

The details

According to the SEC filing, Grantham Mayo Van Otterloo & Co. LLC sold 166,649 shares of GM stock during the third quarter, reducing its total position by 18.2%. The fund now owns 0.08% of GM's outstanding shares. The filing does not provide specific reasons for the reduced stake, but it could reflect the investor's views on GM's near-term prospects or a broader shift in portfolio allocation.

  • The filing covers Grantham Mayo Van Otterloo & Co. LLC's trading activity in the third quarter of 2026.

The players

Grantham Mayo Van Otterloo & Co. LLC

A major institutional investment management firm that oversees over $60 billion in assets.

General Motors Company

A global automotive manufacturer headquartered in Detroit, Michigan, known for brands like Chevrolet, GMC, Cadillac, and Buick.

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The takeaway

This filing highlights the ongoing shifts in institutional ownership of major automakers like GM, which can influence the stock's performance and market sentiment. Investors will likely continue to monitor similar filings to gauge the investment strategies of large fund managers and their views on the automotive industry.