Picton Mahoney Asset Management’s Lam Research LRCX Stock Holding History

Picton Mahoney Asset 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
2026 Q2	$34.5M	Sell	79,533 -4,568	-5%	-$1.39M	0.25%	70
2026 Q1	$18M	Buy	84,101 +4,610	+6%	+$1.03M	0.13%	141
2025 Q4	$13.6M	Buy	+79,491	New	+$12.4M	0.11%	167
2024 Q4	–	Sell	-54,030	Closed	-$4.41M	–	894
2024 Q3	$4.41M	Buy	54,030 +10,080	+23%	+$876K	0.14%	173
2024 Q2	$4.68M	Sell	43,950 -45,280	-51%	-$4.34M	0.18%	162
2024 Q1	$8.67M	Buy	89,230 +46,060	+107%	+$4.05M	0.26%	109
2023 Q4	$3.38M	Buy	+43,170	New	+$2.94M	0.09%	159
2023 Q3	–	Sell	-3,750	Closed	-$241K	–	456
2023 Q2	$241K	Sell	3,750 -200	-5%	-$11.3K	0.01%	276
2023 Q1	$209K	Buy	+3,950	New	+$194K	0.01%	330
2021 Q4	–	Sell	-216,100	Closed	-$12.3M	–	987
2021 Q3	$12.3M	Buy	216,100 +17,820	+9%	+$1.08M	0.45%	46
2021 Q2	$12.9M	Buy	198,280 +42,390	+27%	+$2.68M	0.38%	52
2021 Q1	$9.28M	Buy	+155,890	New	+$8.49M	0.44%	66
2020 Q2	–	Sell	-291,550	Closed	-$7M	–	338
2020 Q1	$7M	Buy	291,550 +32,550	+13%	+$937K	0.4%	63
2019 Q4	$7.57M	Buy	+259,000	New	+$6.88M	0.51%	70
2014 Q1	–	Sell	-1,205,000	Closed	-$6.56M	–	371
2013 Q4	$6.56M	Buy	1,205,000 +13,000	+1%	+$68.4K	0.38%	92
2013 Q3	$6.1M	Sell	1,192,000 -1,868,000	-61%	-$9.13M	0.4%	88
2013 Q2	$13.6M	Buy	+3,060,000	New	+$13.8M	1.01%	28

Other funds holding LRCX

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Picton Mahoney Asset Management's LRCX Position: Q2 2026 in Review

Picton Mahoney Asset Management reduced its Lam Research (LRCX) stake by 5.4% in Q2 2026, selling an estimated $1.39M and leaving 79,533 shares worth $34.5M. The position accounts for 0.25% of the portfolio, ranked #70.

Picton Mahoney Asset Management first reported a position in LRCX in Q2 2013 and has held it in 17 quarters since. 3,146 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.

Picton Mahoney Asset Management held 79,533 shares of Lam Research worth $34.5M as of Q2 2026.
Picton Mahoney Asset Management sold 4,568 Lam Research shares in Q2 2026, an estimated $1.39M.
Lam Research made up 0.25% of Picton Mahoney Asset Management's portfolio in Q2 2026, its #70 holding.
Picton Mahoney Asset Management first reported a position in Lam Research in Q2 2013 and has held it in 17 quarters since.
3,146 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.

Based on Picton Mahoney Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.