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	$98.5M	Sell	461,200 -77,400	-14%	-$17.3M	0.19%	97
2025 Q4	$92.2M	Buy	538,600 +6,100	+1%	+$949K	0.16%	110
2025 Q3	$71.3M	Buy	532,500 +18,700	+4%	+$1.98M	0.13%	146
2025 Q2	$50M	Buy	513,800 +72,000	+16%	+$5.71M	0.11%	149
2025 Q1	$32.1M	Sell	441,800 -255,500	-37%	-$20.1M	0.09%	183
2024 Q4	$50.4M	Sell	697,300 -21,700	-3%	-$1.65M	0.12%	142
2024 Q3	$58.7M	Buy	719,000 +463,000	+181%	+$40.3M	0.17%	86
2024 Q2	$27.3M	Sell	256,000 -777,000	-75%	-$74.5M	0.11%	136
2024 Q1	$100M	Buy	1,033,000 +637,000	+161%	+$56M	0.39%	25
2023 Q4	$31M	Buy	396,000 +167,000	+73%	+$11.4M	0.08%	194
2023 Q3	$14.4M	Sell	229,000 -3,000	-1%	-$197K	0.05%	344
2023 Q2	$14.9M	Buy	232,000 +44,000	+23%	+$2.48M	0.05%	348
2023 Q1	$9.97M	Sell	188,000 -721,000	-79%	-$35.4M	0.04%	464
2022 Q4	$38.2M	Buy	909,000 +71,000	+8%	+$2.97M	0.09%	207
2022 Q3	$30.7M	Sell	838,000 -721,000	-46%	-$32.1M	0.06%	247
2022 Q2	$66.4M	Buy	1,559,000 +289,000	+23%	+$13.8M	0.1%	132
2022 Q1	$68.3M	Buy	1,270,000 +864,000	+213%	+$50.3M	0.07%	184
2021 Q4	$29.2M	Buy	406,000 +100,000	+33%	+$6.27M	0.02%	502
2021 Q3	$17.4M	Buy	306,000 +86,000	+39%	+$5.23M	0.02%	697
2021 Q2	$14.3M	Sell	220,000 -1,425,000	-87%	-$90M	0.02%	831
2021 Q1	$97.9M	Buy	1,645,000 +1,500,000	+1,034%	+$81.7M	0.15%	93
2020 Q4	$6.85M	Sell	145,000 -679,000	-82%	-$28.6M	0.01%	1064
2020 Q3	$27.3M	Buy	824,000 +478,000	+138%	+$16.5M	0.09%	189
2020 Q2	$11.2M	Buy	346,000 +202,000	+140%	+$5.51M	0.05%	397
2020 Q1	$3.46M	Sell	144,000 -34,000	-19%	-$979K	0.03%	720
2019 Q4	$5.21M	Sell	178,000 -98,000	-36%	-$2.6M	0.04%	665
2019 Q3	$6.38M	Buy	276,000 +82,000	+42%	+$1.72M	0.05%	453
2019 Q2	$3.64M	Sell	194,000 -364,000	-65%	-$6.91M	0.03%	700
2019 Q1	$9.99M	Buy	558,000 +199,000	+55%	+$3.32M	0.11%	197
2018 Q4	$4.89M	Buy	359,000 +85,000	+31%	+$1.22M	0.04%	522
2018 Q3	$4.16M	Sell	274,000 -51,000	-16%	-$871K	0.03%	683
2018 Q2	$5.62M	Sell	325,000 -192,000	-37%	-$3.7M	0.05%	484
2018 Q1	$10.5M	Buy	517,000 +55,000	+12%	+$1.09M	0.11%	213
2017 Q4	$8.5M	Buy	462,000 +273,000	+144%	+$5.36M	0.06%	402
2017 Q3	$3.5M	Buy	189,000 +21,000	+13%	+$341K	0.03%	697
2017 Q2	$2.38M	Buy	168,000 +108,000	+180%	+$1.58M	0.02%	854
2017 Q1	$770K	Sell	60,000 -159,000	-73%	-$1.87M	0.01%	1527
2016 Q4	$2.31M	Buy	219,000 +177,000	+421%	+$1.8M	0.02%	833
2016 Q3	$398K	Sell	42,000 -189,000	-82%	-$1.72M	﹤0.01%	1981
2016 Q2	$1.94M	Buy	231,000 +101,000	+78%	+$811K	0.02%	842
2016 Q1	$1.07M	Sell	130,000 -9,000	-6%	-$65.5K	0.02%	1127
2015 Q4	$1.1M	Buy	139,000 +8,000	+6%	+$60.2K	0.01%	1252
2015 Q3	$856K	Buy	+131,000	New	+$960K	0.01%	1361
2014 Q1	–	Sell	-40,000	Closed	-$218K	–	5405
2013 Q4	$218K	Sell	40,000 -185,000	-82%	-$973K	﹤0.01%	2356
2013 Q3	$1.15M	Sell	225,000 -60,000	-21%	-$293K	0.02%	910
2013 Q2	$1.26M	Buy	+285,000	New	+$1.29M	0.03%	664

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.