Hudson Bay Capital Management’s Lam Research LRCX Stock Holding History

Hudson Bay Capital Management’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
2025 Q3	–	Sell	-5,000	Closed	-$487K	–	1491
2025 Q2	$487K	Sell	5,000 -317,900	-98%	-$25.2M	﹤0.01%	1089
2025 Q1	$23.5M	Buy	+322,900	New	+$25.4M	0.07%	243
2023 Q3	–	Sell	-1,700,000	Closed	-$109M	–	879
2023 Q2	$109M	Buy	+1,700,000	New	+$95.8M	0.79%	40
2019 Q1	–	Sell	-1,467,000	Closed	-$20M	–	815
2018 Q4	$20M	Buy	1,467,000 +267,000	+22%	+$3.83M	0.27%	74
2018 Q3	$18.2M	Buy	1,200,000 +460,000	+62%	+$7.86M	0.23%	88
2018 Q2	$12.8M	Buy	+740,000	New	+$14.3M	0.18%	104
2018 Q1	–	Sell	-600,000	Closed	-$11M	–	810
2017 Q4	$11M	Buy	+600,000	New	+$11.8M	0.24%	76
2017 Q2	–	Sell	-240,000	Closed	-$3.08M	–	674
2017 Q1	$3.08M	Buy	240,000 +140,000	+140%	+$1.65M	0.04%	368
2016 Q4	$1.06M	Buy	+100,000	New	+$1.02M	0.02%	466

Other funds holding LRCX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

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

Norges Bank Oslo, Norway $935B AUM

JSC

J. Stern & Co London, United Kingdom $1.03B AUM 20.71% 1-Year Est. Return

Hudson Bay Capital Management's LRCX Position: Q4 2025 in Review

Hudson Bay Capital Management sold out of Lam Research (LRCX) in Q4 2025, closing a stake of 174,700 shares — an estimated $23.4M sold.

Hudson Bay Capital Management first reported a position in LRCX in Q3 2014 and held it in 10 quarters. The position peaked at $109M in Q2 2023. 2,388 funds tracked by Wall St. Rank hold LRCX as of Q4 2025.

Hudson Bay Capital Management reported no remaining Lam Research position as of Q4 2025 after selling out during the quarter.
Hudson Bay Capital Management sold 174,700 Lam Research shares in Q4 2025, an estimated $23.4M.
Hudson Bay Capital Management first reported a position in Lam Research in Q3 2014 and held it in 10 quarters.
Hudson Bay Capital Management's Lam Research position peaked at $109M in Q2 2023.
2,388 funds tracked by Wall St. Rank held Lam Research as of Q4 2025.

Based on Hudson Bay Capital Management's 13F filing for Q4 2025, filed 13 Feb 2026.