Blue Whale Capital Trims Stake in Lam Research

Hedge fund reduces holdings in semiconductor equipment maker by 9.5%

Published on Mar. 11, 2026

Got story updates? Submit your updates here. ›

Blue Whale Capital LLP, a major institutional investor, trimmed its stake in Lam Research Corporation (NASDAQ:LRCX) by 9.5% in the third quarter, according to a recent 13F filing. The fund now owns 1,701,496 shares of the semiconductor company's stock, making it Lam Research's second-largest holding and accounting for 12.6% of Blue Whale's portfolio.

Why it matters

Lam Research is a leading supplier of wafer fabrication equipment and services to the semiconductor industry, so changes in major institutional ownership can signal shifts in investor sentiment around the company and the broader semiconductor market.

The details

According to the 13F filing, Blue Whale Capital sold 178,032 shares of Lam Research during the third quarter. The hedge fund now owns 0.14% of Lam Research's outstanding shares. Lam Research is a key supplier of equipment used in multiple stages of semiconductor device production, including thin film deposition, plasma etch, and wafer cleaning.

  • Blue Whale Capital filed its 13F report for the third quarter on March 11, 2026.

The players

Blue Whale Capital LLP

A major institutional investor that has trimmed its stake in Lam Research Corporation.

Lam Research Corporation

A global supplier of wafer fabrication equipment and services to the semiconductor industry, headquartered in Fremont, California.

Got photos? Submit your photos here. ›

The takeaway

The reduction in Blue Whale Capital's stake in Lam Research could signal broader shifts in investor sentiment around the semiconductor equipment maker and the overall semiconductor industry. However, Lam Research remains a significant holding for the hedge fund, underscoring the company's importance in the sector.