Simplex Trading’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
$89.7M Sell
420,000
-123,900
-23% -$27.7M 0.06% 128
2025
Q4
$93.1M Sell
543,900
-110,400
-17% -$17.2M 0.05% 164
2025
Q3
$87.6M Sell
654,300
-48,000
-7% -$5.08M 0.05% 223
2025
Q2
$68.4M Sell
702,300
-159,400
-18% -$12.6M 0.04% 227
2025
Q1
$62.6M Sell
861,700
-44,100
-5% -$3.47M 0.04% 219
2024
Q4
$65.4M Buy
905,800
+81,800
+10% +$6.2M 0.04% 249
2024
Q3
$67.2M Buy
824,000
+256,000
+45% +$22.3M 0.04% 239
2024
Q2
$60.5M Sell
568,000
-221,000
-28% -$21.2M 0.04% 261
2024
Q1
$76.7M Sell
789,000
-115,000
-13% -$10.1M 0.04% 232
2023
Q4
$70.8M Sell
904,000
-117,000
-11% -$7.97M 0.05% 248
2023
Q3
$64M Sell
1,021,000
-32,000
-3% -$2.1M 0.05% 225
2023
Q2
$67.7M Sell
1,053,000
-910,000
-46% -$51.3M 0.06% 216
2023
Q1
$104M Buy
1,963,000
+185,000
+10% +$9.08M 0.09% 152
2022
Q4
$74.7M Buy
1,778,000
+1,264,000
+246% +$52.9M 0.08% 199
2022
Q3
$18.8M Sell
514,000
-114,000
-18% -$5.08M 0.02% 534
2022
Q2
$26.8M Buy
628,000
+51,000
+9% +$2.43M 0.03% 404
2022
Q1
$31M Buy
577,000
+122,000
+27% +$7.1M 0.03% 404
2021
Q4
$32.7M Sell
455,000
-341,000
-43% -$21.4M 0.03% 362
2021
Q3
$50.4M Buy
796,000
+262,000
+49% +$15.9M 0.05% 246
2021
Q2
$34.7M Buy
534,000
+530,530
+15,289% +$33.5M 0.03% 309
2021
Q1
$20.7M Buy
3,470
+1,200
+53% +$65.4K 0.04% 275
2020
Q4
$10.7M Sell
2,270
-4,940
-69% -$208K 0.01% 560
2020
Q3
$23.9M Buy
7,210
+1,430
+25% +$49.3K 0.03% 289
2020
Q2
$18.7M Sell
5,780
-4,330
-43% -$118K 0.03% 330
2020
Q1
$24.3M Buy
10,110
+3,010
+42% +$86.7K 0.04% 207
2019
Q4
$20.8M Sell
7,100
-4,300
-38% -$114K 0.05% 265
2019
Q3
$26.3M Sell
11,400
-1,780
-14% -$37.4K 0.07% 189
2019
Q2
$24.8M Buy
13,180
+4,460
+51% +$84.6K 0.07% 190
2019
Q1
$15.6M Sell
8,720
-20,350
-70% -$340K 0.04% 281
2018
Q4
$39.6M Buy
29,070
+19,980
+220% +$286K 0.12% 101
2018
Q3
$13.8M Sell
9,090
-3,390
-27% -$57.9K 0.04% 275
2018
Q2
$21.6M Buy
12,480
+1,140
+10% +$22K 0.08% 166
2018
Q1
$1.2M Buy
11,340
+5,440
+92% +$108K 0.05% 326
2017
Q4
$329K Buy
5,900
+3,090
+110% +$60.7K 0.01% 943
2017
Q3
$437K Sell
2,810
-810
-22% -$13.1K 0.02% 744
2017
Q2
$69K Buy
3,620
+3,140
+654% +$46K ﹤0.01% 2082
2017
Q1
$51K Sell
480
-1,440
-75% -$16.9K ﹤0.01% 2347
2016
Q4
$115K Sell
1,920
-1,560
-45% -$15.8K 0.01% 1420
2016
Q3
$528K Buy
3,480
+500
+17% +$4.55K 0.04% 475
2016
Q2
$340K Sell
2,980
-690
-19% -$5.54K 0.02% 705
2016
Q1
$359K Sell
3,670
-1,380
-27% -$10K 0.03% 578
2015
Q4
$509K Buy
5,050
+1,730
+52% +$13K 0.04% 423
2015
Q3
$201K Buy
3,320
+1,820
+121% +$13.3K 0.01% 914
2015
Q2
$143K Buy
1,500
+630
+72% +$4.95K 0.01% 986
2015
Q1
$80K Buy
870
+70
+9% +$553 0.01% 1240
2014
Q4
$152K Buy
+800
New +$6.2K 0.02% 725

Other funds holding LRCX

Simplex Trading's LRCX Position: Q1 2026 in Review

Simplex Trading reduced its Lam Research (LRCX) stake by 55% in Q1 2026, selling an estimated $4.4M and leaving 16,078 shares worth $3.44M. The position accounts for ﹤0.01% of the portfolio, ranked #1379.

Simplex Trading first reported a position in LRCX in Q4 2014 and has held it in 23 quarters since. The position peaked at $23.7M in Q4 2021. 2,630 funds tracked by Wall St. Rank hold LRCX as of Q1 2026.

  • Simplex Trading held 16,078 shares of Lam Research worth $3.44M as of Q1 2026.
  • Simplex Trading sold 19,682 Lam Research shares in Q1 2026, an estimated $4.4M.
  • Lam Research made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #1379 holding.
  • Simplex Trading first reported a position in Lam Research in Q4 2014 and has held it in 23 quarters since.
  • Simplex Trading's Lam Research position peaked at $23.7M in Q4 2021.
  • 2,630 funds tracked by Wall St. Rank held Lam Research as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.