Arrowstreet Capital’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 | $2.82B | Sell |
13,179,818
-169,652
| -1% | -$37.9M | 1.52% | 8 |
|
|
2025
Q4 | $2.29B | Buy |
13,349,470
+2,008,605
| +18% | +$312M | 1.34% | 8 |
|
|
2025
Q3 | $1.52B | Buy |
11,340,865
+10,053,978
| +781% | +$1.06B | 0.96% | 11 |
|
|
2025
Q2 | $125M | Buy |
+1,286,887
| New | +$102M | 0.09% | 218 |
|
|
2025
Q1 | – | Sell |
-236,860
| Closed | -$17.1M | – | 1925 |
|
|
2024
Q4 | $17.1M | Sell |
236,860
-6,085,730
| -96% | -$462M | 0.01% | 657 |
|
|
2024
Q3 | $516M | Buy |
6,322,590
+402,950
| +7% | +$35M | 0.44% | 51 |
|
|
2024
Q2 | $630M | Buy |
5,919,640
+3,553,020
| +150% | +$341M | 0.55% | 45 |
|
|
2024
Q1 | $230M | Buy |
2,366,620
+2,352,810
| +17,037% | +$207M | 0.21% | 98 |
|
|
2023
Q4 | $1.08M | Sell |
13,810
-73,940
| -84% | -$5.04M | ﹤0.01% | 1088 |
|
|
2023
Q3 | $5.5M | Buy |
87,750
+54,720
| +166% | +$3.59M | 0.01% | 641 |
|
|
2023
Q2 | $2.12M | Buy |
33,030
+8,540
| +35% | +$481K | ﹤0.01% | 809 |
|
|
2023
Q1 | $1.3M | Buy |
+24,490
| New | +$1.2M | ﹤0.01% | 999 |
|
|
2022
Q4 | – | Sell |
-20,160
| Closed | -$738K | – | 1404 |
|
|
2022
Q3 | $738K | Buy |
+20,160
| New | +$897K | ﹤0.01% | 1042 |
|
|
2021
Q4 | – | Sell |
-936,540
| Closed | -$53.3M | – | 1598 |
|
|
2021
Q3 | $53.3M | Buy |
936,540
+275,450
| +42% | +$16.8M | 0.07% | 307 |
|
|
2021
Q2 | $43M | Sell |
661,090
-355,020
| -35% | -$22.4M | 0.05% | 364 |
|
|
2021
Q1 | $60.5M | Buy |
1,016,110
+306,710
| +43% | +$16.7M | 0.08% | 242 |
|
|
2020
Q4 | $33.5M | Sell |
709,400
-2,770,400
| -80% | -$117M | 0.05% | 398 |
|
|
2020
Q3 | $115M | Buy |
3,479,800
+1,966,570
| +130% | +$67.7M | 0.18% | 103 |
|
|
2020
Q2 | $48.9M | Sell |
1,513,230
-1,630,250
| -52% | -$44.5M | 0.09% | 211 |
|
|
2020
Q1 | $75.4M | Sell |
3,143,480
-8,840,590
| -74% | -$255M | 0.21% | 94 |
|
|
2019
Q4 | $350M | Buy |
11,984,070
+3,569,000
| +42% | +$94.8M | 0.81% | 22 |
|
|
2019
Q3 | $194M | Buy |
+8,415,070
| New | +$177M | 0.45% | 53 |
|
|
2018
Q1 | – | Sell |
-7,767,550
| Closed | -$143M | – | 1242 |
|
|
2017
Q4 | $143M | Sell |
7,767,550
-477,790
| -6% | -$9.39M | 0.34% | 77 |
|
|
2017
Q3 | $153M | Buy |
8,245,340
+2,845,900
| +53% | +$46.2M | 0.41% | 63 |
|
|
2017
Q2 | $76.4M | Sell |
5,399,440
-486,970
| -8% | -$7.14M | 0.23% | 120 |
|
|
2017
Q1 | $75.6M | Buy |
+5,886,410
| New | +$69.2M | 0.28% | 88 |
|
|
2016
Q4 | – | Sell |
-10,608,090
| Closed | -$100M | – | 2155 |
|
|
2016
Q3 | $100M | Buy |
10,608,090
+4,191,460
| +65% | +$38.1M | 0.33% | 66 |
|
|
2016
Q2 | $53.9M | Buy |
6,416,630
+184,830
| +3% | +$1.48M | 0.18% | 137 |
|
|
2016
Q1 | $51.5M | Buy |
6,231,800
+2,142,820
| +52% | +$15.6M | 0.22% | 110 |
|
|
2015
Q4 | $32.5M | Buy |
4,088,980
+2,590,980
| +173% | +$19.5M | 0.15% | 144 |
|
|
2015
Q3 | $9.79M | Buy |
+1,498,000
| New | +$11M | 0.05% | 351 |
|
|
2015
Q2 | – | Sell |
-11,450,500
| Closed | -$80.4M | – | 1238 |
|
|
2015
Q1 | $80.4M | Buy |
11,450,500
+4,571,690
| +66% | +$36.1M | 0.5% | 54 |
|
|
2014
Q4 | $54.6M | Buy |
6,878,810
+4,131,820
| +150% | +$32M | 0.31% | 75 |
|
|
2014
Q3 | $20.5M | Buy |
+2,746,990
| New | +$19.6M | 0.11% | 188 |
|
|
2014
Q2 | – | Sell |
-3,021,260
| Closed | -$16.6M | – | 1096 |
|
|
2014
Q1 | $16.6M | Sell |
3,021,260
-570,790
| -16% | -$3.03M | 0.1% | 200 |
|
|
2013
Q4 | $19.6M | Buy |
3,592,050
+2,966,550
| +474% | +$15.6M | 0.11% | 190 |
|
|
2013
Q3 | $3.2M | Sell |
625,500
-1,026,750
| -62% | -$5.02M | 0.02% | 460 |
|
|
2013
Q2 | $7.33M | Buy |
+1,652,250
| New | +$7.47M | 0.05% | 267 |
|
Other funds holding LRCX
VCM
VPM
Arrowstreet Capital's LRCX Position: Q1 2026 in Review
Arrowstreet Capital reduced its Lam Research (LRCX) stake by 1.3% in Q1 2026, selling an estimated $37.9M and leaving 13,179,818 shares worth $2.82B. The position accounts for 1.52% of the portfolio, ranked #8.
Arrowstreet Capital first reported a position in LRCX in Q2 2013 and has held it in 38 quarters since. 2,630 funds tracked by Wall St. Rank hold LRCX as of Q1 2026.
- Arrowstreet Capital held 13,179,818 shares of Lam Research worth $2.82B as of Q1 2026.
- Arrowstreet Capital sold 169,652 Lam Research shares in Q1 2026, an estimated $37.9M.
- Lam Research made up 1.52% of Arrowstreet Capital's portfolio in Q1 2026, its #8 holding.
- Arrowstreet Capital first reported a position in Lam Research in Q2 2013 and has held it in 38 quarters since.
- 2,630 funds tracked by Wall St. Rank held Lam Research as of Q1 2026.
Based on Arrowstreet Capital's 13F filing for Q1 2026, filed 14 May 2026.