Grantham Mayo Van Otterloo & Co. LLC Trims Stake in Comcast Corporation

The investment firm reduced its position in the cable giant by 3.6% in the third quarter.

Published on Mar. 8, 2026

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Grantham Mayo Van Otterloo & Co. LLC, a prominent investment management firm, has reduced its stake in Comcast Corporation (NASDAQ:CMCSA) by 3.6% in the third quarter, according to a recent filing with the Securities and Exchange Commission. The firm now owns 1,525,252 shares of the cable giant's stock, valued at $47,923,000 as of the filing.

Why it matters

Grantham Mayo Van Otterloo & Co. LLC is a respected institutional investor, and its decision to trim its Comcast holdings could signal broader market sentiment around the cable company's performance and outlook. This move is noteworthy as it provides insight into how some of the largest and most sophisticated investors are viewing Comcast's prospects.

The details

According to the filing, Grantham Mayo Van Otterloo & Co. LLC sold 56,927 shares of Comcast during the third quarter. The firm's total position in Comcast is now valued at $47,923,000, down from $49,823,000 in the previous quarter. The reduction in stake comes as Comcast's stock has seen some volatility in recent months, with the share price fluctuating between $25.75 and $37.97 over the past 52 weeks.

  • Grantham Mayo Van Otterloo & Co. LLC reduced its Comcast stake in the third quarter of 2026.

The players

Grantham Mayo Van Otterloo & Co. LLC

A prominent investment management firm that has reduced its stake in Comcast Corporation.

Comcast Corporation

A diversified global media and technology company that provides broadband internet, video, voice, and wireless services to residential and business customers in the United States.

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The takeaway

Grantham Mayo Van Otterloo & Co. LLC's decision to trim its Comcast holdings could signal broader market sentiment around the cable company's performance and outlook, providing insight into how some of the largest and most sophisticated investors are viewing Comcast's prospects.