Tower Research Capital (TRC)’s Lam Research LRCX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$9.72M Sell
45,496
-62,236
-58% -$13.9M 0.25% 59
2025
Q4
$18.4M Buy
107,732
+45,554
+73% +$7.09M 0.45% 25
2025
Q3
$8.33M Buy
62,178
+8,622
+16% +$913K 0.23% 72
2025
Q2
$5.21M Sell
53,556
-550
-1% -$43.6K 0.14% 122
2025
Q1
$3.93M Sell
54,106
-111,375
-67% -$8.77M 0.12% 139
2024
Q4
$12M Buy
165,481
+107,631
+186% +$8.16M 0.24% 63
2024
Q3
$4.72M Sell
57,850
-119,900
-67% -$10.4M 0.12% 111
2024
Q2
$18.9M Buy
177,750
+53,660
+43% +$5.15M 0.32% 37
2024
Q1
$12.1M Sell
124,090
-116,010
-48% -$10.2M 0.29% 56
2023
Q4
$18.8M Buy
240,100
+144,290
+151% +$9.83M 0.23% 72
2023
Q3
$6.01M Buy
95,810
+57,220
+148% +$3.76M 0.19% 89
2023
Q2
$2.48M Buy
38,590
+9,510
+33% +$536K 0.08% 176
2023
Q1
$1.54M Sell
29,080
-18,880
-39% -$927K 0.05% 265
2022
Q4
$2.02M Sell
47,960
-315,310
-87% -$13.2M 0.08% 165
2022
Q3
$13.3M Buy
363,270
+96,610
+36% +$4.3M 0.22% 78
2022
Q2
$11.4M Sell
266,660
-378,100
-59% -$18M 0.25% 64
2022
Q1
$34.7M Buy
644,760
+424,820
+193% +$24.7M 0.33% 49
2021
Q4
$15.8M Buy
219,940
+134,090
+156% +$8.41M 0.27% 59
2021
Q3
$4.89M Buy
85,850
+26,820
+45% +$1.63M 0.12% 102
2021
Q2
$3.84M Sell
59,030
-142,250
-71% -$8.98M 0.1% 142
2021
Q1
$12M Buy
201,280
+166,520
+479% +$9.07M 0.2% 85
2020
Q4
$1.64M Sell
34,760
-59,330
-63% -$2.5M 0.05% 285
2020
Q3
$3.12M Sell
94,090
-30,850
-25% -$1.06M 0.03% 182
2020
Q2
$4.04M Buy
124,940
+98,490
+372% +$2.69M 0.17% 94
2020
Q1
$635K Buy
26,450
+25,330
+2,262% +$729K 0.04% 351
2019
Q4
$33K Sell
1,120
-41,150
-97% -$1.09M ﹤0.01% 1599
2019
Q3
$977K Buy
42,270
+36,060
+581% +$757K 0.07% 296
2019
Q2
$117K Sell
6,210
-37,480
-86% -$711K 0.01% 1096
2019
Q1
$782K Buy
43,690
+29,020
+198% +$484K 0.05% 374
2018
Q4
$200K Sell
14,670
-19,850
-58% -$284K 0.01% 684
2018
Q3
$524K Sell
34,520
-77,010
-69% -$1.32M 0.04% 459
2018
Q2
$1.93M Buy
111,530
+92,080
+473% +$1.77M 0.11% 175
2018
Q1
$395K Buy
19,450
+15,340
+373% +$304K 0.03% 581
2017
Q4
$76K Sell
4,110
-13,340
-76% -$262K 0.01% 1046
2017
Q3
$323K Buy
+17,450
New +$283K 0.03% 446
2017
Q2
Sell
-130
Closed -$2K 3129
2017
Q1
$2K Sell
130
-16,780
-99% -$197K ﹤0.01% 2633
2016
Q4
$179K Buy
+16,910
New +$172K 0.02% 676
2016
Q3
Sell
-33,490
Closed -$282K 4081
2016
Q2
$282K Buy
33,490
+26,310
+366% +$211K 0.03% 488
2016
Q1
$59K Sell
7,180
-1,640
-19% -$11.9K 0.01% 697
2015
Q4
$70K Buy
8,820
+8,170
+1,257% +$61.4K 0.01% 414
2015
Q3
$4K Sell
650
-34,430
-98% -$252K ﹤0.01% 2944
2015
Q2
$285K Buy
+35,080
New +$275K 0.03% 249
2015
Q1
Sell
-10,600
Closed -$84K 4705
2014
Q4
$84K Buy
10,600
+10,410
+5,479% +$80.7K 0.01% 772
2014
Q3
$1K Buy
+190
New +$1.35K ﹤0.01% 4106
2014
Q2
Sell
-70,300
Closed -$387K 4368
2014
Q1
$387K Sell
70,300
-24,030
-25% -$128K 0.05% 257
2013
Q4
$514K Buy
94,330
+43,460
+85% +$229K 0.09% 175
2013
Q3
$261K Buy
50,870
+40,150
+375% +$196K 0.03% 590
2013
Q2
$48K Buy
+10,720
New +$48.5K ﹤0.01% 971

Other funds holding LRCX

Tower Research Capital (TRC)'s LRCX Position: Q1 2026 in Review

Tower Research Capital (TRC) reduced its Lam Research (LRCX) stake by 58% in Q1 2026, selling an estimated $13.9M and leaving 45,496 shares worth $9.72M. The position accounts for 0.25% of the portfolio, ranked #59.

Tower Research Capital (TRC) first reported a position in LRCX in Q2 2013 and has held it in 48 quarters since. The position peaked at $34.7M in Q1 2022. 2,632 funds tracked by Wall St. Rank hold LRCX as of Q1 2026.

  • Tower Research Capital (TRC) held 45,496 shares of Lam Research worth $9.72M as of Q1 2026.
  • Tower Research Capital (TRC) sold 62,236 Lam Research shares in Q1 2026, an estimated $13.9M.
  • Lam Research made up 0.25% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #59 holding.
  • Tower Research Capital (TRC) first reported a position in Lam Research in Q2 2013 and has held it in 48 quarters since.
  • Tower Research Capital (TRC)'s Lam Research position peaked at $34.7M in Q1 2022.
  • 2,632 funds tracked by Wall St. Rank held Lam Research as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.