Marshall Wace’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 | $58.3M | Buy |
134,545
+15,654
| +13% | +$4.75M | 0.05% | 322 |
|
|
2026
Q1 | $25.4M | Sell |
118,891
-261,109
| -69% | -$58.4M | 0.03% | 611 |
|
|
2025
Q4 | $65M | Buy |
380,000
+93,706
| +33% | +$14.6M | 0.06% | 283 |
|
|
2025
Q3 | $38.3M | Sell |
286,294
-1,215,806
| -81% | -$129M | 0.04% | 408 |
|
|
2025
Q2 | $146M | Buy |
1,502,100
+655,638
| +77% | +$52M | 0.16% | 107 |
|
|
2025
Q1 | $61.5M | Buy |
+846,462
| New | +$66.7M | 0.08% | 228 |
|
|
2024
Q3 | – | Sell |
-6,000
| Closed | -$639K | – | 2766 |
|
|
2024
Q2 | $639K | Sell |
6,000
-24,570
| -80% | -$2.36M | ﹤0.01% | 1874 |
|
|
2024
Q1 | $2.97M | Buy |
+30,570
| New | +$2.69M | ﹤0.01% | 1199 |
|
|
2023
Q1 | – | Sell |
-146,040
| Closed | -$6.14M | – | 2920 |
|
|
2022
Q4 | $6.14M | Sell |
146,040
-5,460
| -4% | -$228K | 0.01% | 1061 |
|
|
2022
Q3 | $5.55M | Buy |
151,500
+106,310
| +235% | +$4.73M | 0.01% | 1299 |
|
|
2022
Q2 | $1.93M | Sell |
45,190
-2,124,760
| -98% | -$101M | ﹤0.01% | 2029 |
|
|
2022
Q1 | $117M | Buy |
2,169,950
+1,627,550
| +300% | +$94.7M | 0.22% | 90 |
|
|
2021
Q4 | $39M | Buy |
542,400
+541,870
| +102,240% | +$34M | 0.07% | 274 |
|
|
2021
Q3 | $30K | Sell |
530
-21,090
| -98% | -$1.28M | ﹤0.01% | 2951 |
|
|
2021
Q2 | $1.41M | Sell |
21,620
-61,510
| -74% | -$3.88M | 0.01% | 1638 |
|
|
2021
Q1 | $4.95M | Buy |
83,130
+70,740
| +571% | +$3.85M | 0.02% | 848 |
|
|
2020
Q4 | $585K | Buy |
+12,390
| New | +$521K | ﹤0.01% | 1409 |
|
|
2020
Q3 | – | Sell |
-59,020
| Closed | -$1.91M | – | 1779 |
|
|
2020
Q2 | $1.91M | Buy |
59,020
+19,850
| +51% | +$541K | 0.01% | 807 |
|
|
2020
Q1 | $940K | Buy |
+39,170
| New | +$1.13M | 0.01% | 818 |
|
|
2019
Q4 | – | Sell |
-947,800
| Closed | -$21.9M | – | 1918 |
|
|
2019
Q3 | $21.9M | Buy |
+947,800
| New | +$19.9M | 0.17% | 134 |
|
|
2019
Q2 | – | Sell |
-515,520
| Closed | -$9.23M | – | 1622 |
|
|
2019
Q1 | $9.23M | Buy |
+515,520
| New | +$8.6M | 0.09% | 280 |
|
|
2018
Q2 | – | Sell |
-46,360
| Closed | -$942K | – | 777 |
|
|
2018
Q1 | $942K | Buy |
+46,360
| New | +$918K | 0.04% | 271 |
|
|
2017
Q4 | – | Sell |
-137,470
| Closed | -$2.54M | – | 444 |
|
|
2017
Q3 | $2.54M | Buy |
+137,470
| New | +$2.23M | 0.12% | 144 |
|
|
2017
Q1 | – | Sell |
-4,689,300
| Closed | -$49.6M | – | 558 |
|
|
2016
Q4 | $49.6M | Buy |
4,689,300
+4,131,170
| +740% | +$42M | 0.33% | 81 |
|
|
2016
Q3 | $5.29M | Sell |
558,130
-543,830
| -49% | -$4.95M | 0.04% | 398 |
|
|
2016
Q2 | $9.26M | Buy |
+1,101,960
| New | +$8.85M | 0.08% | 261 |
|
|
2016
Q1 | – | Sell |
-222,660
| Closed | -$1.77M | – | 1119 |
|
|
2015
Q4 | $1.77M | Buy |
+222,660
| New | +$1.67M | 0.02% | 590 |
|
|
2015
Q3 | – | Sell |
-89,940
| Closed | -$732K | – | 1005 |
|
|
2015
Q2 | $732K | Sell |
89,940
-1,069,750
| -92% | -$8.4M | 0.01% | 654 |
|
|
2015
Q1 | $8.14M | Buy |
+1,159,690
| New | +$9.17M | 0.11% | 228 |
|
|
2014
Q4 | – | Sell |
-182,110
| Closed | -$1.36M | – | 888 |
|
|
2014
Q3 | $1.36M | Buy |
182,110
+28,250
| +18% | +$202K | 0.02% | 509 |
|
|
2014
Q2 | $1.04M | Buy |
153,860
+41,320
| +37% | +$247K | 0.02% | 499 |
|
|
2014
Q1 | $619K | Buy |
+112,540
| New | +$598K | 0.01% | 551 |
|
Other funds holding LRCX
Marshall Wace's LRCX Position: Q2 2026 in Review
Marshall Wace increased its Lam Research (LRCX) stake by 13% in Q2 2026, buying an estimated $4.75M and bringing the position to 134,545 shares worth $58.3M. The position accounts for 0.05% of the portfolio, ranked #322.
Marshall Wace first reported a position in LRCX in Q1 2014 and has held it in 32 quarters since. The position peaked at $146M in Q2 2025. 3,118 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.
- Marshall Wace held 134,545 shares of Lam Research worth $58.3M as of Q2 2026.
- Marshall Wace bought 15,654 Lam Research shares in Q2 2026, an estimated $4.75M.
- Lam Research made up 0.05% of Marshall Wace's portfolio in Q2 2026, its #322 holding.
- Marshall Wace first reported a position in Lam Research in Q1 2014 and has held it in 32 quarters since.
- Marshall Wace's Lam Research position peaked at $146M in Q2 2025.
- 3,118 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.
Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.