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Astera Labs
ALAB

657 hedge funds and large institutions have $21.7B invested in Astera Labs in 2025 Q3 according to their latest regulatory filings, with 220 funds opening new positions, 188 increasing their positions, 208 reducing their positions, and 71 closing their positions.

New
Increased
Maintained
Reduced
Closed

210% more first-time investments, than exits

New positions opened: 220 | Existing positions closed: 71

150% more funds holding in top 10

Funds holding in top 10: 6 → 15 (+9)

134% more capital invested

Capital invested by funds: $9.29B → $21.7B (+$12.4B)

28% more funds holding

Funds holding: 513 → 657 (+144)

4.35% more ownership

Funds ownership: 62.3% → 66.65% (+4.3%)

10% less repeat investments, than reductions

Existing positions increased: 188 | Existing positions reduced: 208

16% less call options, than puts

Call options by funds: $1.95B | Put options by funds: $2.34B

Holders
657
Holders Change
+144
Holders Change %
+28.07%
% of All Funds
8.62%
Holding in Top 10
15
Holding in Top 10 Change
+9
Holding in Top 10 Change %
+150%
% of All Funds
0.2%
New
220
Increased
188
Reduced
208
Closed
71
Calls
$1.95B
Puts
$2.34B
Net Calls
-$383M
Net Calls Change
-$425M

Top Buyers

1
BlackRock
BlackRock
New York
+$675M
2
Barclays
Barclays
United Kingdom
+$323M
3
Vanguard Group
Vanguard Group
Pennsylvania
+$279M
4
Amundi
Amundi
France
+$217M
5
Bank of America
Bank of America
North Carolina
+$194M

Top Sellers

1
AllianceBernstein
AllianceBernstein
Tennessee
-$571M
2
Ameriprise
Ameriprise
Minnesota
-$152M
3
AM
Atreides Management
Massachusetts
-$147M
4
FFM
FengHe Fund Management
Singapore
-$141M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$119M
Name Holding Trade Value Shares
Change 		Change in
Stake
RFP
626
Root Financial Partners
California
$2.94K +$2.47K +15 New
MAM
627
Marquette Asset Management
Minnesota
$2.74K +$2.3K +14 New
NECFA
628
New England Capital Financial Advisors
Connecticut
$2.74K +$2.3K +14 New
BGAI
629
Bruce G. Allen Investments
Colorado
$2.54K – – –
LFG
630
Larson Financial Group
Missouri
$2.54K +$658 +4 +44%
SNB
631
Security National Bank
Nebraska
$2.54K +$2.14K +13 New
MCM
632
MV Capital Management
Maryland
$2.15K – – –
WCM
633
Winthrop Capital Management
Indiana
$2K – – –
BCH
634
Berkshire Capital Holdings
California
$1.96K – – –
CJ
635
Caitlin John
Michigan
$1.96K +$1.64K +10 New
GA
636
Guerra Advisors
Florida
$1.96K +$1.64K +10 New
EP
637
Essential Partners
California
$1.76K +$493 +3 +50%
OP
638
ORG Partners
Indiana
$1.76K +$1.48K +9 New
HFS
639
Hughes Financial Services
Virginia
$1.39K – – –
AF
640
Advisornet Financial
Minnesota
$1.37K -$18.6K -113 -94%
BFS
641
Bare Financial Services
Pennsylvania
$1.37K +$1.15K +7 New
MG
642
Mather Group
Illinois
$1.34K +$1.15K +7 New
CPG
643
Cornerstone Planning Group
New Jersey
$1.19K +$987 +6 +600%
CAL
644
Capital Advisors Ltd
Ohio
$1K – – –
CCM
645
Cloud Capital Management
Washington
$1K +$987 +6 New
TWD
646
True Wealth Design
Ohio
$979 – – –
Fifth Third Bancorp
647
Fifth Third Bancorp
Ohio
$587 -$822 -5 -63%
Kayne Anderson Rudnick Investment Management
648
Kayne Anderson Rudnick Investment Management
California
$587 – – –
DWM
649
Dogwood Wealth Management
Kansas
$587 +$493 +3 New
PWA
650
Principia Wealth Advisory
Texas
$587 +$493 +3 New
24 25
26
27 28

ALAB Hedge Fund Activity: Q3 2025 in Review

657 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Astera Labs (ALAB) for Q3 2025, worth a combined $21.7B — up 134% from $9.29B a quarter earlier.

Buyers outnumbered sellers: 220 funds opened new ALAB positions and 71 closed out — a net gain of 149 holders — while 188 added to existing stakes and 208 trimmed.

The largest buyer was BlackRock, adding an estimated $675M. The largest seller was AllianceBernstein, cutting an estimated $571M.

  • 657 institutional investors held Astera Labs (ALAB) as of Q3 2025, up from 513 in Q2 2025.
  • Funds reported $21.7B of Astera Labs stock for Q3 2025, up 134% quarter-over-quarter.
  • 220 funds opened new Astera Labs positions in Q3 2025 and 71 closed out, a net change of +149 holders.
  • The largest Astera Labs buyer in Q3 2025 was BlackRock, an estimated $675M added.
  • The largest Astera Labs seller in Q3 2025 was AllianceBernstein, an estimated $571M sold.

Based on aggregated 13F filings for Q3 2025.