Lam Research Shares Sold by Pinnacle Associates

Institutional investor cuts stake in semiconductor equipment maker

Published on Mar. 8, 2026

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Pinnacle Associates Ltd., an investment management firm, reduced its stake in Lam Research Corporation (NASDAQ:LRCX) by 10.9% during the third quarter, according to a recent SEC filing. The firm now owns 424,777 shares of the semiconductor company's stock, valued at $56.9 million.

Why it matters

Lam Research is a major supplier of wafer fabrication equipment and services to the semiconductor industry. Changes in institutional ownership of the stock can signal shifts in investor sentiment and expectations around the company's performance.

The details

According to the 13F filing, Pinnacle Associates sold 52,166 shares of Lam Research during the third quarter. The firm now holds a 0.8% stake in the company, making it the 25th largest position in Pinnacle's investment portfolio. Lam Research's stock has seen significant volatility in recent months amid broader market swings and concerns over semiconductor industry trends.

  • Pinnacle Associates reduced its Lam Research stake during the 3rd quarter of 2026.

The players

Pinnacle Associates Ltd.

An investment management firm that reduced its stake in Lam Research Corporation.

Lam Research Corporation

A global supplier of wafer fabrication equipment and services to the semiconductor industry.

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The takeaway

The reduction in Pinnacle Associates' Lam Research holdings reflects broader uncertainty around the semiconductor industry's near-term outlook, though the company remains a major player in the space. Investors will be watching for any further changes in institutional ownership and analyst sentiment around Lam Research in the coming quarters.