O'Shaughnessy 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 | $129M | Sell |
297,425
-16,138
| -5% | -$4.9M | 0.59% | 28 |
|
|
2026
Q1 | $67M | Buy |
313,563
+87,988
| +39% | +$19.7M | 0.33% | 55 |
|
|
2025
Q4 | $38.6M | Buy |
225,575
+43,515
| +24% | +$6.77M | 0.21% | 96 |
|
|
2025
Q3 | $24.4M | Buy |
182,060
+22,496
| +14% | +$2.38M | 0.14% | 154 |
|
|
2025
Q2 | $15.5M | Sell |
159,564
-2,256
| -1% | -$179K | 0.11% | 223 |
|
|
2025
Q1 | $11.8M | Buy |
161,820
+36,181
| +29% | +$2.85M | 0.09% | 248 |
|
|
2024
Q4 | $9.07M | Buy |
+125,639
| New | +$9.53M | 0.08% | 269 |
|
|
2024
Q3 | – | Sell |
-132,810
| Closed | -$14.1M | – | 2161 |
|
|
2024
Q2 | $14.1M | Buy |
132,810
+12,230
| +10% | +$1.17M | 0.15% | 151 |
|
|
2024
Q1 | $11.7M | Buy |
120,580
+21,330
| +21% | +$1.88M | 0.13% | 179 |
|
|
2023
Q4 | $7.77M | Buy |
99,250
+14,110
| +17% | +$962K | 0.1% | 230 |
|
|
2023
Q3 | $5.34M | Buy |
85,140
+11,160
| +15% | +$733K | 0.08% | 273 |
|
|
2023
Q2 | $4.76M | Buy |
73,980
+11,080
| +18% | +$625K | 0.07% | 281 |
|
|
2023
Q1 | $3.33M | Buy |
62,900
+7,650
| +14% | +$375K | 0.05% | 353 |
|
|
2022
Q4 | $2.32M | Buy |
55,250
+7,350
| +15% | +$307K | 0.04% | 402 |
|
|
2022
Q3 | $1.75M | Sell |
47,900
-6,900
| -13% | -$307K | 0.03% | 425 |
|
|
2022
Q2 | $2.33M | Buy |
54,800
+5,440
| +11% | +$259K | 0.04% | 349 |
|
|
2022
Q1 | $2.65M | Sell |
49,360
-3,270
| -6% | -$190K | 0.04% | 342 |
|
|
2021
Q4 | $3.79M | Sell |
52,630
-7,340
| -12% | -$460K | 0.07% | 268 |
|
|
2021
Q3 | $3.41M | Buy |
59,970
+1,240
| +2% | +$75.4K | 0.07% | 234 |
|
|
2021
Q2 | $3.82M | Sell |
58,730
-206,640
| -78% | -$13M | 0.08% | 213 |
|
|
2021
Q1 | $15.8M | Sell |
265,370
-9,530
| -3% | -$519K | 0.35% | 79 |
|
|
2020
Q4 | $13M | Sell |
274,900
-138,420
| -33% | -$5.82M | 0.35% | 68 |
|
|
2020
Q3 | $13.7M | Sell |
413,320
-19,940
| -5% | -$687K | 0.41% | 56 |
|
|
2020
Q2 | $14M | Buy |
433,260
+198,430
| +84% | +$5.41M | 0.43% | 55 |
|
|
2020
Q1 | $5.64M | Sell |
234,830
-532,250
| -69% | -$15.3M | 0.2% | 85 |
|
|
2019
Q4 | $22.4M | Buy |
767,080
+71,780
| +10% | +$1.91M | 0.5% | 56 |
|
|
2019
Q3 | $16.1M | Buy |
695,300
+81,890
| +13% | +$1.72M | 0.38% | 65 |
|
|
2019
Q2 | $11.5M | Buy |
613,410
+66,860
| +12% | +$1.27M | 0.27% | 75 |
|
|
2019
Q1 | $9.78M | Buy |
546,550
+478,630
| +705% | +$7.99M | 0.23% | 83 |
|
|
2018
Q4 | $925K | Sell |
67,920
-324,240
| -83% | -$4.65M | 0.02% | 258 |
|
|
2018
Q3 | $5.95M | Sell |
392,160
-2,970
| -0.8% | -$50.7K | 0.12% | 119 |
|
|
2018
Q2 | $6.83M | Sell |
395,130
-161,380
| -29% | -$3.11M | 0.14% | 113 |
|
|
2018
Q1 | $11.3M | Buy |
556,510
+8,730
| +2% | +$173K | 0.25% | 81 |
|
|
2017
Q4 | $10.1M | Buy |
547,780
+190,960
| +54% | +$3.75M | 0.24% | 79 |
|
|
2017
Q3 | $6.6M | Buy |
356,820
+70,520
| +25% | +$1.14M | 0.15% | 97 |
|
|
2017
Q2 | $4.05M | Buy |
286,300
+280,510
| +4,845% | +$4.11M | 0.1% | 141 |
|
|
2017
Q1 | $74K | Buy |
+5,790
| New | +$68.1K | ﹤0.01% | 660 |
|
|
2015
Q4 | – | Sell |
-2,270
| Closed | -$15K | – | 962 |
|
|
2015
Q3 | $15K | Sell |
2,270
-15,210
| -87% | -$111K | ﹤0.01% | 666 |
|
|
2015
Q2 | $142K | Sell |
17,480
-5,830
| -25% | -$45.8K | ﹤0.01% | 555 |
|
|
2015
Q1 | $164K | Sell |
23,310
-450
| -2% | -$3.56K | ﹤0.01% | 536 |
|
|
2014
Q4 | $189K | Buy |
23,760
+11,410
| +92% | +$88.5K | ﹤0.01% | 541 |
|
|
2014
Q3 | $92K | Sell |
12,350
-4,239,740
| -100% | -$30.2M | ﹤0.01% | 614 |
|
|
2014
Q2 | $28.7M | Sell |
4,252,090
-8,640
| -0.2% | -$51.6K | 0.54% | 51 |
|
|
2014
Q1 | $23.4M | Buy |
4,260,730
+213,950
| +5% | +$1.14M | 0.46% | 57 |
|
|
2013
Q4 | $22M | Buy |
4,046,780
+380,680
| +10% | +$2M | 0.46% | 54 |
|
|
2013
Q3 | $18.7M | Buy |
+3,666,100
| New | +$17.9M | 0.45% | 59 |
|
Other funds holding LRCX
O'Shaughnessy Asset Management's LRCX Position: Q2 2026 in Review
O'Shaughnessy Asset Management reduced its Lam Research (LRCX) stake by 5.1% in Q2 2026, selling an estimated $4.9M and leaving 297,425 shares worth $129M. The position accounts for 0.59% of the portfolio, ranked #28.
O'Shaughnessy Asset Management first reported a position in LRCX in Q3 2013 and has held it in 46 quarters since. 3,118 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.
- O'Shaughnessy Asset Management held 297,425 shares of Lam Research worth $129M as of Q2 2026.
- O'Shaughnessy Asset Management sold 16,138 Lam Research shares in Q2 2026, an estimated $4.9M.
- Lam Research made up 0.59% of O'Shaughnessy Asset Management's portfolio in Q2 2026, its #28 holding.
- O'Shaughnessy Asset Management first reported a position in Lam Research in Q3 2013 and has held it in 46 quarters since.
- 3,118 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.
Based on O'Shaughnessy Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.