John Overdeck’s Lam Research LRCX Stock Holding History

John Overdeck’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	$6.63M	Buy	15,300 +13,900	+993%	+$4.22M	﹤0.01%	1872
2026 Q1	$299K	Sell	1,400 -4,600	-77%	-$1.03M	﹤0.01%	4078
2025 Q4	$1.03M	Buy	+6,000	New	+$933K	﹤0.01%	2892
2022 Q1	–	Sell	-379,000	Closed	-$27.3M	–	3599
2021 Q4	$27.3M	Sell	379,000 -840,000	-69%	-$52.7M	0.06%	374
2021 Q3	$69.4M	Buy	1,219,000 +604,000	+98%	+$36.7M	0.16%	153
2021 Q2	$40M	Buy	615,000 +417,000	+211%	+$26.3M	0.09%	260
2021 Q1	$11.8M	Buy	198,000 +8,000	+4%	+$436K	0.03%	636
2020 Q4	$8.97M	Buy	190,000 +150,000	+375%	+$6.31M	0.03%	642
2020 Q3	$1.33M	Buy	40,000 +20,000	+100%	+$689K	﹤0.01%	1570
2020 Q2	$647K	Sell	20,000 -29,000	-59%	-$791K	﹤0.01%	1829
2020 Q1	$1.18M	Sell	49,000 -119,000	-71%	-$3.43M	0.01%	1301
2019 Q4	$4.91M	Buy	168,000 +14,000	+9%	+$372K	0.01%	961
2019 Q3	$3.56M	Buy	154,000 +48,000	+45%	+$1.01M	0.01%	1051
2019 Q2	$1.99M	Sell	106,000 -117,000	-52%	-$2.22M	0.01%	1445
2019 Q1	$3.99M	Buy	223,000 +193,000	+643%	+$3.22M	0.01%	1074
2018 Q4	$409K	Sell	30,000 -483,000	-94%	-$6.92M	﹤0.01%	2236
2018 Q3	$7.78M	Buy	513,000 +193,000	+60%	+$3.3M	0.02%	753
2018 Q2	$5.53M	Buy	320,000 +250,000	+357%	+$4.82M	0.02%	964
2018 Q1	$1.42M	Sell	70,000 -123,000	-64%	-$2.44M	﹤0.01%	1770
2017 Q4	$3.55M	Buy	193,000 +50,000	+35%	+$983K	0.01%	1071
2017 Q3	$2.65M	Buy	+143,000	New	+$2.32M	0.01%	1153
2017 Q1	–	Sell	-80,000	Closed	-$846K	–	3133
2016 Q4	$846K	Buy	80,000 +47,000	+142%	+$477K	﹤0.01%	2128
2016 Q3	$313K	Sell	33,000 -27,000	-45%	-$246K	﹤0.01%	2726
2016 Q2	$504K	Sell	60,000 -70,000	-54%	-$562K	﹤0.01%	2252
2016 Q1	$1.07M	Buy	130,000 +80,000	+160%	+$582K	0.01%	1558
2015 Q4	$397K	Sell	50,000 -30,000	-38%	-$226K	﹤0.01%	2097
2015 Q3	$523K	Buy	+80,000	New	+$586K	﹤0.01%	1520

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 $3.37T AUM 44.26% 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

John Overdeck's LRCX Position: Q2 2026 in Review

John Overdeck reduced its Lam Research (LRCX) stake by 85% in Q2 2026, selling an estimated $388M and leaving 225,152 shares worth $97.6M. The position accounts for 0.07% of the portfolio, ranked #315.

John Overdeck first reported a position in LRCX in Q4 2015 and has held it in 36 quarters since. The position peaked at $321M in Q1 2026. 3,114 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.

John Overdeck held 225,152 shares of Lam Research worth $97.6M as of Q2 2026.
John Overdeck sold 1,277,075 Lam Research shares in Q2 2026, an estimated $388M.
Lam Research made up 0.07% of John Overdeck's portfolio in Q2 2026, its #315 holding.
John Overdeck first reported a position in Lam Research in Q4 2015 and has held it in 36 quarters since.
John Overdeck's Lam Research position peaked at $321M in Q1 2026.
3,114 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.