Astera Labs
ALAB
513 hedge funds and large institutions have $9.29B invested in Astera Labs in 2025 Q2 according to their latest regulatory filings, with 184 funds opening new positions, 202 increasing their positions, 96 reducing their positions, and 58 closing their positions.
217% more first-time investments, than exits
New positions opened: 184 | Existing positions closed: 58
110% more repeat investments, than reductions
Existing positions increased: 202 | Existing positions reduced: 96
58% more capital invested
Capital invested by funds: $5.86B → $9.29B (+$3.43B)
32% more funds holding
Funds holding: 389 → 513 (+124)
20% more funds holding in top 10
Funds holding in top 10: 5 → 6 (+1)
1.76% more ownership
Funds ownership: 60.54% → 62.3% (+1.8%)
8% more call options, than puts
Call options by funds: $585M | Put options by funds: $543M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
+$217M |
| 2 |
BlackRock
New York
|
+$195M |
| 3 |
FFM
FengHe Fund Management
Singapore
|
+$93.3M |
| 4 |
DCM
Driehaus Capital Management
Chicago,
Illinois
|
+$90.5M |
| 5 |
Massachusetts Financial Services
Boston,
Massachusetts
|
+$81.2M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AM
Atreides Management
Boston,
Massachusetts
|
-$292M |
| 2 |
AllianceBernstein
Nashville,
Tennessee
|
-$159M |
| 3 |
Invesco
Atlanta,
Georgia
|
-$111M |
| 4 |
D.E. Shaw & Co
New York
|
-$106M |
| 5 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
-$65.9M |
ALAB Hedge Fund Activity: Q2 2025 in Review
513 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Astera Labs (ALAB) for Q2 2025, worth a combined $9.29B — up 58% from $5.86B a quarter earlier.
Buyers outnumbered sellers: 184 funds opened new ALAB positions and 58 closed out — a net gain of 126 holders — while 202 added to existing stakes and 96 trimmed.
The largest buyer was Vanguard Group, adding an estimated $217M. The largest seller was Atreides Management, cutting an estimated $292M.
- 513 institutional investors held Astera Labs (ALAB) as of Q2 2025, up from 389 in Q1 2025.
- Funds reported $9.29B of Astera Labs stock for Q2 2025, up 58% quarter-over-quarter.
- 184 funds opened new Astera Labs positions in Q2 2025 and 58 closed out, a net change of +126 holders.
- The largest Astera Labs buyer in Q2 2025 was Vanguard Group, an estimated $217M added.
- The largest Astera Labs seller in Q2 2025 was Atreides Management, an estimated $292M sold.
Based on aggregated 13F filings for Q2 2025.