Acadian Asset Management’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
Q2 | $906M | Sell |
2,090,516
-901,366
| -30% | -$274M | 1.08% | 17 |
|
|
2026
Q1 | $639M | Buy |
2,991,882
+874,183
| +41% | +$195M | 0.91% | 25 |
|
|
2025
Q4 | $362M | Buy |
2,117,699
+166,297
| +9% | +$25.9M | 0.6% | 36 |
|
|
2025
Q3 | $261M | Buy |
1,951,402
+358,649
| +23% | +$38M | 0.46% | 53 |
|
|
2025
Q2 | $155M | Buy |
1,592,753
+1,385,667
| +669% | +$110M | 0.32% | 75 |
|
|
2025
Q1 | $15M | Buy |
207,086
+94,763
| +84% | +$7.46M | 0.04% | 261 |
|
|
2024
Q4 | $8.11M | Sell |
112,323
-879,847
| -89% | -$66.7M | 0.02% | 405 |
|
|
2024
Q3 | $80.9M | Buy |
992,170
+24,940
| +3% | +$2.17M | 0.25% | 103 |
|
|
2024
Q2 | $103M | Buy |
967,230
+888,470
| +1,128% | +$85.2M | 0.32% | 74 |
|
|
2024
Q1 | $7.65M | Buy |
78,760
+37,000
| +89% | +$3.25M | 0.03% | 365 |
|
|
2023
Q4 | $3.27M | Hold |
41,760
| – | – | 0.01% | 556 |
|
|
2023
Q3 | $2.61M | Sell |
41,760
-10,210
| -20% | -$671K | 0.01% | 616 |
|
|
2023
Q2 | $3.34M | Sell |
51,970
-29,140
| -36% | -$1.64M | 0.01% | 556 |
|
|
2023
Q1 | $4.3M | Sell |
81,110
-11,930
| -13% | -$585K | 0.02% | 496 |
|
|
2022
Q4 | $3.91M | Buy |
93,040
+52,910
| +132% | +$2.21M | 0.02% | 518 |
|
|
2022
Q3 | $1.46M | Buy |
40,130
+3,790
| +10% | +$169K | 0.01% | 707 |
|
|
2022
Q2 | $1.55M | Buy |
36,340
+380
| +1% | +$18.1K | 0.01% | 695 |
|
|
2022
Q1 | $1.93M | Hold |
35,960
| – | – | 0.01% | 675 |
|
|
2021
Q4 | $2.58M | Sell |
35,960
-155,310
| -81% | -$9.74M | 0.01% | 598 |
|
|
2021
Q3 | $10.9M | Sell |
191,270
-437,790
| -70% | -$26.6M | 0.04% | 294 |
|
|
2021
Q2 | $40.9M | Buy |
629,060
+424,250
| +207% | +$26.8M | 0.15% | 139 |
|
|
2021
Q1 | $12.2M | Sell |
204,810
-32,220
| -14% | -$1.76M | 0.05% | 299 |
|
|
2020
Q4 | $11.2M | Sell |
237,030
-204,010
| -46% | -$8.58M | 0.04% | 318 |
|
|
2020
Q3 | $14.6M | Sell |
441,040
-775,210
| -64% | -$26.7M | 0.06% | 250 |
|
|
2020
Q2 | $39.3M | Sell |
1,216,250
-633,480
| -34% | -$17.3M | 0.17% | 140 |
|
|
2020
Q1 | $44.4M | Sell |
1,849,730
-126,960
| -6% | -$3.66M | 0.25% | 103 |
|
|
2019
Q4 | $57.8M | Buy |
1,976,690
+1,040,260
| +111% | +$27.6M | 0.26% | 95 |
|
|
2019
Q3 | $21.6M | Buy |
936,430
+925,210
| +8,246% | +$19.4M | 0.09% | 201 |
|
|
2019
Q2 | $211K | Sell |
11,220
-211,730
| -95% | -$4.02M | ﹤0.01% | 1216 |
|
|
2019
Q1 | $3.99M | Buy |
222,950
+222,410
| +41,187% | +$3.71M | 0.02% | 493 |
|
|
2018
Q4 | $7K | Sell |
540
-13,590
| -96% | -$195K | ﹤0.01% | 1637 |
|
|
2018
Q3 | $214K | Sell |
14,130
-33,600
| -70% | -$574K | ﹤0.01% | 1066 |
|
|
2018
Q2 | $825K | Sell |
47,730
-5,390,640
| -99% | -$104M | ﹤0.01% | 779 |
|
|
2018
Q1 | $110M | Sell |
5,438,370
-2,665,190
| -33% | -$52.8M | 0.48% | 57 |
|
|
2017
Q4 | $149M | Sell |
8,103,560
-163,150
| -2% | -$3.21M | 0.65% | 39 |
|
|
2017
Q3 | $153M | Buy |
8,266,710
+2,000,480
| +32% | +$32.5M | 0.68% | 34 |
|
|
2017
Q2 | $88.6M | Buy |
6,266,230
+4,529,720
| +261% | +$66.4M | 0.4% | 69 |
|
|
2017
Q1 | $22.3M | Buy |
+1,736,510
| New | +$20.4M | 0.1% | 182 |
|
|
2015
Q1 | – | Sell |
-11,410
| Closed | -$91K | – | 1412 |
|
|
2014
Q4 | $91K | Buy |
+11,410
| New | +$88.5K | ﹤0.01% | 1011 |
|
Other funds holding LRCX
VCM
VPM
Acadian Asset Management's LRCX Position: Q2 2026 in Review
Acadian Asset Management reduced its Lam Research (LRCX) stake by 30% in Q2 2026, selling an estimated $274M and leaving 2,090,516 shares worth $906M. The position accounts for 1.08% of the portfolio, ranked #17.
Acadian Asset Management first reported a position in LRCX in Q4 2014 and has held it in 39 quarters since. 2,641 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.
- Acadian Asset Management held 2,090,516 shares of Lam Research worth $906M as of Q2 2026.
- Acadian Asset Management sold 901,366 Lam Research shares in Q2 2026, an estimated $274M.
- Lam Research made up 1.08% of Acadian Asset Management's portfolio in Q2 2026, its #17 holding.
- Acadian Asset Management first reported a position in Lam Research in Q4 2014 and has held it in 39 quarters since.
- 2,641 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.
Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.