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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.

New
Increased
Maintained
Reduced
Closed

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

Holders
513
Holders Change
+124
Holders Change %
+31.88%
% of All Funds
6.75%
Holding in Top 10
6
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+20%
% of All Funds
0.08%
New
184
Increased
202
Reduced
96
Closed
58
Calls
$585M
Puts
$543M
Net Calls
+$41.9M
Net Calls Change
+$70.6M

Top Buyers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
+$217M
2
BlackRock
BlackRock
New York
+$195M
3
FFM
FengHe Fund Management
Singapore
+$93.3M
4
DCM
Driehaus Capital Management
Illinois
+$90.5M
5
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
+$81.2M

Top Sellers

Rank Fund Capital Flow
1
AM
Atreides Management
Massachusetts
-$292M
2
AllianceBernstein
AllianceBernstein
Tennessee
-$159M
3
Invesco
Invesco
Georgia
-$111M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$106M
5
Macquarie Group
Macquarie Group
Australia
-$65.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
GCM
151
Graham Capital Management
Connecticut
$3.08M -$1.31M -16,540 -33%
MAM
152
Morse Asset Management
Connecticut
$3.04M +$607K +7,689 +30%
Robeco Institutional Asset Management
153
Robeco Institutional Asset Management
Netherlands
$3M +$2.62M +33,132 New
American Century Companies
154
American Century Companies
Missouri
$2.96M +$2.05M +26,008 +383%
Ensign Peak Advisors
155
Ensign Peak Advisors
Utah
$2.94M +$2.56M +32,465 New
Handelsbanken Fonder
156
Handelsbanken Fonder
Sweden
$2.93M +$2.56M +32,400 New
SAM
157
Silvercrest Asset Management
New York
$2.81M -$81.5K -1,031 -3%
Vontobel Holding
158
Vontobel Holding
Switzerland
$2.79M -$1.01M -12,767 -29%
TFCM
159
Taylor Frigon Capital Management
Arizona
$2.68M -$154K -1,948 -6%
WAP
160
Wealthcare Advisory Partners
Pennsylvania
$2.64M +$17.5K +221 +0.8%
OF
161
Optimize Financial
California
$2.58M -$16.1K -204 -0.7%
KK
162
KLP Kapitalforvaltning
Norway
$2.51M +$2.2M +27,800 New
WG
163
Winton Group
United Kingdom
$2.51M +$2.19M +27,766 New
FC
164
FORA Capital
Florida
$2.51M -$1.4M -17,711 -39%
HSBC Holdings
165
HSBC Holdings
United Kingdom
$2.44M +$1.31M +16,626 +162%
EFS
166
Essex Financial Services
Connecticut
$2.38M +$48.9K +619 +2%
EAM
167
EFG Asset Management
Oregon
$2.37M +$2.07M +26,205 New
WMP
168
Wealth Management Partners
Arizona
$2.36M +$1.14M +14,388 +120%
MP
169
Munro Partners
Australia
$2.36M +$875K +11,075 +74%
CG
170
Carmignac Gestion
France
$2.35M +$1.11M +14,000 +117%
Teacher Retirement System of Texas
171
Teacher Retirement System of Texas
Texas
$2.33M +$2.04M +25,812 New
SPC
172
Sigma Planning Corp
Michigan
$2.31M +$2.02M +25,525 New
SWP
173
Stratos Wealth Partners
Ohio
$2.3M +$164K +2,080 +9%
BOH
174
Bank of Hawaii
Hawaii
$2.29M +$374K +4,740 +23%
Acadian Asset Management
175
Acadian Asset Management
Massachusetts
$2.24M -$336K -4,253 -15%
5 6
7
8 9

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.