Astera Labs
ALAB
703 hedge funds and large institutions have $13.4B invested in Astera Labs in 2026 Q1 according to their latest regulatory filings, with 137 funds opening new positions, 266 increasing their positions, 219 reducing their positions, and 121 closing their positions.
21% more repeat investments, than reductions
Existing positions increased: 266 | Existing positions reduced: 219
13% more first-time investments, than exits
New positions opened: 137 | Existing positions closed: 121
1.74% more ownership
Funds ownership: 68.85% → 70.6% (+1.7%)
0% more funds holding
Funds holding: 700 → 703 (+3)
11% less call options, than puts
Call options by funds: $929M | Put options by funds: $1.04B
31% less capital invested
Capital invested by funds: $19.3B → $13.4B (-$5.95B)
57% less funds holding in top 10
Funds holding in top 10: 14 → 6 (-8)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
VanEck Associates
New York
|
+$259M |
| 2 |
AM
Atreides Management
Boston,
Massachusetts
|
+$250M |
| 3 |
BNP Paribas Financial Markets
Paris,
France
|
+$145M |
| 4 |
Amundi
Paris,
France
|
+$117M |
| 5 |
Westfield Capital Management
Boston,
Massachusetts
|
+$94.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$216M |
| 2 |
D.E. Shaw & Co
New York
|
-$133M |
| 3 |
PCH
Polar Capital Holdings
London,
United Kingdom
|
-$114M |
| 4 |
Lord, Abbett & Co
Jersey City,
New Jersey
|
-$109M |
| 5 |
SPPAM
Summit Partners Public Asset Management
Boston,
Massachusetts
|
-$84.8M |
ALAB Hedge Fund Activity: Q1 2026 in Review
703 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Astera Labs (ALAB) for Q1 2026, worth a combined $13.4B — down 31% from $19.3B a quarter earlier.
Buyers outnumbered sellers: 137 funds opened new ALAB positions and 121 closed out — a net gain of 16 holders — while 266 added to existing stakes and 219 trimmed.
The largest buyer was VanEck Associates, adding an estimated $259M. The largest seller was BlackRock, cutting an estimated $216M.
- 703 institutional investors held Astera Labs (ALAB) as of Q1 2026, up from 700 in Q4 2025.
- Funds reported $13.4B of Astera Labs stock for Q1 2026, down 31% quarter-over-quarter.
- 137 funds opened new Astera Labs positions in Q1 2026 and 121 closed out, a net change of +16 holders.
- The largest Astera Labs buyer in Q1 2026 was VanEck Associates, an estimated $259M added.
- The largest Astera Labs seller in Q1 2026 was BlackRock, an estimated $216M sold.
Based on aggregated 13F filings for Q1 2026.