Polar Asset Management Partners’s Lam Research LRCX Stock Holding History

Polar Asset Management Partners’s Portfolio LRCX Stock Details LRCX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$6.1M	Sell	28,548 -59,191	-67%	-$13.2M	0.12%	169
2025 Q4	$15M	Sell	87,739 -21,880	-20%	-$3.4M	0.19%	91
2025 Q3	$14.7M	Sell	109,619 -109,351	-50%	-$11.6M	0.16%	102
2025 Q2	$21.3M	Buy	+218,970	New	+$17.4M	0.33%	43
2022 Q1	–	Sell	-14,590	Closed	-$1.05M	–	1394
2021 Q4	$1.05M	Sell	14,590 -5,190	-26%	-$325K	0.01%	717
2021 Q3	$1.13M	Buy	+19,780	New	+$1.2M	0.01%	655
2021 Q1	–	Sell	-13,330	Closed	-$630K	–	1056
2020 Q4	$630K	Buy	+13,330	New	+$561K	0.01%	469

Other funds holding LRCX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Polar Asset Management Partners's LRCX Position: Q1 2026 in Review

Polar Asset Management Partners reduced its Lam Research (LRCX) stake by 67% in Q1 2026, selling an estimated $13.2M and leaving 28,548 shares worth $6.1M. The position accounts for 0.12% of the portfolio, ranked #169.

Polar Asset Management Partners first reported a position in LRCX in Q4 2020 and has held it in 7 quarters since. The position peaked at $21.3M in Q2 2025. 2,630 funds tracked by Wall St. Rank hold LRCX as of Q1 2026.

Polar Asset Management Partners held 28,548 shares of Lam Research worth $6.1M as of Q1 2026.
Polar Asset Management Partners sold 59,191 Lam Research shares in Q1 2026, an estimated $13.2M.
Lam Research made up 0.12% of Polar Asset Management Partners's portfolio in Q1 2026, its #169 holding.
Polar Asset Management Partners first reported a position in Lam Research in Q4 2020 and has held it in 7 quarters since.
Polar Asset Management Partners's Lam Research position peaked at $21.3M in Q2 2025.
2,630 funds tracked by Wall St. Rank held Lam Research as of Q1 2026.

Based on Polar Asset Management Partners's 13F filing for Q1 2026, filed 15 May 2026.