Parallax Volatility Advisers’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 | $30.4M | Buy |
70,231
+62,557
| +815% | +$19M | 0.05% | 189 |
|
|
2026
Q1 | $1.64M | Buy |
7,674
+2,151
| +39% | +$481K | ﹤0.01% | 838 |
|
|
2025
Q4 | $945K | Buy |
+5,523
| New | +$859K | ﹤0.01% | 1126 |
|
|
2025
Q2 | – | Sell |
-2,738
| Closed | -$217K | – | 1704 |
|
|
2025
Q1 | $199K | Buy |
+2,738
| New | +$216K | ﹤0.01% | 1318 |
|
|
2024
Q4 | – | Sell |
-59,080
| Closed | -$4.48M | – | 2198 |
|
|
2024
Q3 | $4.82M | Buy |
59,080
+28,560
| +94% | +$2.48M | 0.01% | 806 |
|
|
2024
Q2 | $3.25M | Sell |
30,520
-32,640
| -52% | -$3.13M | 0.01% | 861 |
|
|
2024
Q1 | $6.14M | Buy |
+63,160
| New | +$5.56M | 0.01% | 656 |
|
|
2023
Q2 | – | Sell |
-410
| Closed | -$23.1K | – | 2698 |
|
|
2023
Q1 | $21.7K | Buy |
410
+320
| +356% | +$15.7K | ﹤0.01% | 2325 |
|
|
2022
Q4 | $3.78K | Hold |
90
| – | – | ﹤0.01% | 2662 |
|
|
2022
Q3 | $3K | Sell |
90
-1,770
| -95% | -$78.8K | ﹤0.01% | 2944 |
|
|
2022
Q2 | $79K | Sell |
1,860
-59,020
| -97% | -$2.81M | ﹤0.01% | 2389 |
|
|
2022
Q1 | $3.27M | Sell |
60,880
-168,810
| -73% | -$9.83M | ﹤0.01% | 1164 |
|
|
2021
Q4 | $16.5M | Sell |
229,690
-1,166,790
| -84% | -$73.1M | 0.01% | 684 |
|
|
2021
Q3 | $79.5M | Buy |
1,396,480
+776,060
| +125% | +$47.2M | 0.06% | 254 |
|
|
2021
Q2 | $40.4M | Sell |
620,420
-1,289,210
| -68% | -$81.4M | 0.04% | 381 |
|
|
2021
Q1 | $114M | Buy |
1,909,630
+589,400
| +45% | +$32.1M | 0.1% | 172 |
|
|
2020
Q4 | $62.4M | Buy |
1,320,230
+717,990
| +119% | +$30.2M | 0.05% | 377 |
|
|
2020
Q3 | $20M | Buy |
602,240
+422,810
| +236% | +$14.6M | 0.01% | 723 |
|
|
2020
Q2 | $5.8M | Sell |
179,430
-1,899,780
| -91% | -$51.8M | 0.01% | 1021 |
|
|
2020
Q1 | $49.9M | Buy |
2,079,210
+1,201,590
| +137% | +$34.6M | 0.06% | 209 |
|
|
2019
Q4 | $25.7M | Buy |
877,620
+627,320
| +251% | +$16.7M | 0.03% | 357 |
|
|
2019
Q3 | $5.79M | Sell |
250,300
-278,090
| -53% | -$5.84M | 0.01% | 765 |
|
|
2019
Q2 | $9.93M | Buy |
528,390
+286,360
| +118% | +$5.43M | 0.01% | 523 |
|
|
2019
Q1 | $4.33M | Sell |
242,030
-337,260
| -58% | -$5.63M | ﹤0.01% | 731 |
|
|
2018
Q4 | $7.89M | Buy |
579,290
+129,060
| +29% | +$1.85M | 0.01% | 580 |
|
|
2018
Q3 | $6.83M | Sell |
450,230
-69,840
| -13% | -$1.19M | 0.01% | 601 |
|
|
2018
Q2 | $8.99M | Buy |
+520,070
| New | +$10M | 0.01% | 458 |
|
|
2018
Q1 | – | Sell |
-38,000
| Closed | -$753K | – | 3408 |
|
|
2017
Q4 | $699K | Buy |
38,000
+7,020
| +23% | +$138K | ﹤0.01% | 1331 |
|
|
2017
Q3 | $573K | Sell |
30,980
-324,940
| -91% | -$5.27M | ﹤0.01% | 1218 |
|
|
2017
Q2 | $5.03M | Buy |
355,920
+351,230
| +7,489% | +$5.15M | 0.01% | 564 |
|
|
2017
Q1 | $60K | Buy |
+4,690
| New | +$55.1K | ﹤0.01% | 2522 |
|
|
2016
Q4 | – | Sell |
-1,205,480
| Closed | -$12.2M | – | 3700 |
|
|
2016
Q3 | $11.4M | Buy |
1,205,480
+924,180
| +329% | +$8.41M | 0.02% | 399 |
|
|
2016
Q2 | $2.37M | Sell |
281,300
-584,250
| -68% | -$4.69M | ﹤0.01% | 877 |
|
|
2016
Q1 | $7.15M | Buy |
865,550
+233,680
| +37% | +$1.7M | 0.02% | 461 |
|
|
2015
Q4 | $5.02M | Sell |
631,870
-1,645,250
| -72% | -$12.4M | 0.01% | 685 |
|
|
2015
Q3 | $14.9M | Buy |
2,277,120
+1,165,910
| +105% | +$8.54M | 0.03% | 320 |
|
|
2015
Q2 | $9.04M | Sell |
1,111,210
-520,040
| -32% | -$4.08M | 0.02% | 514 |
|
|
2015
Q1 | $11.5M | Buy |
1,631,250
+1,076,930
| +194% | +$8.51M | 0.03% | 431 |
|
|
2014
Q4 | $4.4M | Sell |
554,320
-568,530
| -51% | -$4.41M | 0.01% | 736 |
|
|
2014
Q3 | $8.39M | Buy |
1,122,850
+243,680
| +28% | +$1.74M | 0.03% | 519 |
|
|
2014
Q2 | $5.94M | Buy |
879,170
+488,040
| +125% | +$2.92M | 0.02% | 435 |
|
|
2014
Q1 | $2.15M | Sell |
391,130
-333,570
| -46% | -$1.77M | 0.01% | 569 |
|
|
2013
Q4 | $3.95M | Buy |
724,700
+261,530
| +56% | +$1.38M | 0.02% | 492 |
|
|
2013
Q3 | $2.37M | Buy |
+463,170
| New | +$2.26M | 0.01% | 493 |
|
Other funds holding LRCX
Parallax Volatility Advisers's LRCX Position: Q2 2026 in Review
Parallax Volatility Advisers increased its Lam Research (LRCX) stake by 815% in Q2 2026, buying an estimated $19M and bringing the position to 70,231 shares worth $30.4M. The position accounts for 0.05% of the portfolio, ranked #189.
Parallax Volatility Advisers first reported a position in LRCX in Q3 2013 and has held it in 44 quarters since. The position peaked at $114M in Q1 2021. 3,123 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.
- Parallax Volatility Advisers held 70,231 shares of Lam Research worth $30.4M as of Q2 2026.
- Parallax Volatility Advisers bought 62,557 Lam Research shares in Q2 2026, an estimated $19M.
- Lam Research made up 0.05% of Parallax Volatility Advisers's portfolio in Q2 2026, its #189 holding.
- Parallax Volatility Advisers first reported a position in Lam Research in Q3 2013 and has held it in 44 quarters since.
- Parallax Volatility Advisers's Lam Research position peaked at $114M in Q1 2021.
- 3,123 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.
Based on Parallax Volatility Advisers's 13F filing for Q2 2026, filed 14 Aug 2026.