Lam Research
LRCX
3,114 hedge funds and large institutions have $462B invested in Lam Research in 2026 Q2 according to their latest regulatory filings, with 612 funds opening new positions, 1,065 increasing their positions, 1,166 reducing their positions, and 93 closing their positions.
558% more first-time investments, than exits
New positions opened: 612 | Existing positions closed: 93
109% more capital invested
Capital invested by funds: $221B → $462B (+$240B)
87% more funds holding in top 10
Funds holding in top 10: 140 → 262 (+122)
18% more funds holding
Funds holding: 2,640 → 3,114 (+474)
2.6% more ownership
Funds ownership: 83.19% → 85.79% (+2.6%)
9% less repeat investments, than reductions
Existing positions increased: 1,065 | Existing positions reduced: 1,166
18% less call options, than puts
Call options by funds: $11.8B | Put options by funds: $14.3B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JP Morgan Chase
New York
|
+$3.83B |
| 2 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$3.45B |
| 3 |
VanEck Associates
New York
|
+$2.71B |
| 4 |
Goldman Sachs
New York
|
+$682M |
| 5 |
Wells Fargo
San Francisco,
California
|
+$659M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Artisan Partners
Milwaukee,
Wisconsin
|
-$1.29B |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
-$1.05B |
| 3 |
California Public Employees Retirement System
Sacramento,
California
|
-$675M |
| 4 |
Massachusetts Financial Services
Boston,
Massachusetts
|
-$635M |
| 5 |
Nuveen
Charlotte,
North Carolina
|
-$540M |
LRCX Hedge Fund Activity: Q2 2026 in Review
3,114 of the 8,274 institutional investors tracked by Wall St. Rank reported a position in Lam Research (LRCX) for Q2 2026, worth a combined $462B — up 109% from $221B a quarter earlier.
Buyers outnumbered sellers: 612 funds opened new LRCX positions and 93 closed out — a net gain of 519 holders — while 1,065 added to existing stakes and 1,166 trimmed.
The largest buyer was JP Morgan Chase, adding an estimated $3.83B. The largest seller was Artisan Partners, cutting an estimated $1.29B.
- 3,114 institutional investors held Lam Research (LRCX) as of Q2 2026, up from 2,640 in Q1 2026.
- Funds reported $462B of Lam Research stock for Q2 2026, up 109% quarter-over-quarter.
- 612 funds opened new Lam Research positions in Q2 2026 and 93 closed out, a net change of +519 holders.
- The largest Lam Research buyer in Q2 2026 was JP Morgan Chase, an estimated $3.83B added.
- The largest Lam Research seller in Q2 2026 was Artisan Partners, an estimated $1.29B sold.
Based on aggregated 13F filings for Q2 2026.