Group One Trading’s Lam Research LRCX Stock Holding History

Group One Trading’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	$50.1M	Sell	234,500 -55,300	-19%	-$12.4M	0.1%	188
2025 Q4	$49.6M	Buy	289,800 +102,800	+55%	+$16M	0.09%	210
2025 Q3	$25M	Buy	187,000 +57,800	+45%	+$6.12M	0.04%	412
2025 Q2	$12.6M	Buy	129,200 +49,300	+62%	+$3.91M	0.03%	672
2025 Q1	$5.81M	Sell	79,900 -663,200	-89%	-$52.2M	0.02%	958
2024 Q4	$53.7M	Buy	743,100 +38,100	+5%	+$2.89M	0.12%	125
2024 Q3	$57.5M	Buy	705,000 +92,000	+15%	+$8M	0.16%	90
2024 Q2	$65.3M	Sell	613,000 -35,000	-5%	-$3.36M	0.25%	52
2024 Q1	$63M	Sell	648,000 -845,000	-57%	-$74.3M	0.24%	53
2023 Q4	$117M	Sell	1,493,000 -290,000	-16%	-$19.8M	0.31%	37
2023 Q3	$112M	Buy	1,783,000 +289,000	+19%	+$19M	0.38%	28
2023 Q2	$96M	Sell	1,494,000 -5,000	-0.3%	-$282K	0.31%	36
2023 Q1	$79.5M	Sell	1,499,000 -124,000	-8%	-$6.09M	0.29%	38
2022 Q4	$68.2M	Buy	1,623,000 +246,000	+18%	+$10.3M	0.16%	100
2022 Q3	$50.4M	Sell	1,377,000 -868,000	-39%	-$38.6M	0.1%	133
2022 Q2	$95.7M	Sell	2,245,000 -258,000	-10%	-$12.3M	0.15%	77
2022 Q1	$135M	Sell	2,503,000 -7,872,000	-76%	-$458M	0.13%	82
2021 Q4	$746M	Buy	10,375,000 +4,763,000	+85%	+$299M	0.6%	18
2021 Q3	$319M	Buy	5,612,000 +3,204,000	+133%	+$195M	0.35%	35
2021 Q2	$157M	Buy	2,408,000 +1,200,000	+99%	+$75.8M	0.19%	63
2021 Q1	$71.9M	Buy	1,208,000 +520,000	+76%	+$28.3M	0.11%	140
2020 Q4	$32.5M	Sell	688,000 -120,000	-15%	-$5.05M	0.06%	287
2020 Q3	$26.8M	Buy	808,000 +511,000	+172%	+$17.6M	0.08%	194
2020 Q2	$9.61M	Buy	297,000 +29,000	+11%	+$791K	0.04%	458
2020 Q1	$6.43M	Sell	268,000 -1,001,000	-79%	-$28.8M	0.05%	414
2019 Q4	$37.1M	Sell	1,269,000 -51,000	-4%	-$1.35M	0.25%	53
2019 Q3	$30.5M	Buy	1,320,000 +493,000	+60%	+$10.4M	0.25%	53
2019 Q2	$15.5M	Sell	827,000 -273,000	-25%	-$5.18M	0.14%	139
2019 Q1	$19.7M	Buy	1,100,000 +485,000	+79%	+$8.09M	0.22%	69
2018 Q4	$8.37M	Sell	615,000 -15,000	-2%	-$215K	0.07%	310
2018 Q3	$9.56M	Sell	630,000 -239,000	-28%	-$4.08M	0.08%	300
2018 Q2	$15M	Buy	869,000 +343,000	+65%	+$6.61M	0.13%	154
2018 Q1	$10.7M	Sell	526,000 -263,000	-33%	-$5.21M	0.11%	206
2017 Q4	$14.5M	Buy	789,000 +318,000	+68%	+$6.25M	0.1%	221
2017 Q3	$8.71M	Buy	471,000 +150,000	+47%	+$2.43M	0.08%	303
2017 Q2	$4.54M	Buy	321,000 +302,000	+1,589%	+$4.43M	0.05%	491
2017 Q1	$244K	Sell	19,000 -127,000	-87%	-$1.49M	﹤0.01%	2382
2016 Q4	$1.54M	Sell	146,000 -414,000	-74%	-$4.2M	0.02%	1059
2016 Q3	$5.3M	Buy	560,000 +429,000	+327%	+$3.9M	0.06%	392
2016 Q2	$1.1M	Buy	131,000 +53,000	+68%	+$426K	0.01%	1198
2016 Q1	$644K	Sell	78,000 -181,000	-70%	-$1.32M	0.01%	1497
2015 Q4	$2.06M	Buy	259,000 +89,000	+52%	+$669K	0.02%	835
2015 Q3	$1.11M	Buy	+170,000	New	+$1.25M	0.02%	1168
2013 Q4	–	Sell	-20,000	Closed	-$102K	–	5394
2013 Q3	$102K	Buy	+20,000	New	+$97.8K	﹤0.01%	3005

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

Group One Trading's LRCX Position: Q1 2026 in Review

Group One Trading sold out of Lam Research (LRCX) in Q1 2026, closing a stake of 25,341 shares — an estimated $5.67M sold.

Group One Trading first reported a position in LRCX in Q4 2015 and held it in 29 quarters. The position peaked at $65.9M in Q4 2021. 2,630 funds tracked by Wall St. Rank hold LRCX as of Q1 2026.

Group One Trading reported no remaining Lam Research position as of Q1 2026 after selling out during the quarter.
Group One Trading sold 25,341 Lam Research shares in Q1 2026, an estimated $5.67M.
Group One Trading first reported a position in Lam Research in Q4 2015 and held it in 29 quarters.
Group One Trading's Lam Research position peaked at $65.9M in Q4 2021.
2,630 funds tracked by Wall St. Rank held Lam Research as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.