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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.

New
Increased
Maintained
Reduced
Closed

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)

Holders
703
Holders Change
+3
Holders Change %
+0.43%
% of All Funds
8.65%
Holding in Top 10
6
Holding in Top 10 Change
-8
Holding in Top 10 Change %
-57.14%
% of All Funds
0.07%
New
137
Increased
266
Reduced
219
Closed
121
Calls
$929M
Puts
$1.04B
Net Calls
-$115M
Net Calls Change
+$350M

Top Buyers

1
VanEck Associates
VanEck Associates
New York
+$259M
2
AM
Atreides Management
Massachusetts
+$250M
3
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
+$145M
4
Amundi
Amundi
France
+$117M
5
Westfield Capital Management
Westfield Capital Management
Massachusetts
+$94.7M

Top Sellers

1
BlackRock
BlackRock
New York
-$216M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$133M
3
PCH
Polar Capital Holdings
United Kingdom
-$114M
4
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
-$109M
5
SPPAM
Summit Partners Public Asset Management
Massachusetts
-$84.8M
Name Holding Trade Value Shares
Change 		Change in
Stake
AS
51
Altshuler Shaham
Israel
$39.4M +$52.2M +366,250 New
GF
52
Greenhouse Funds
Maryland
$38.9M +$5.82M +40,855 +13%
SC
53
Strategy Capital
California
$38.6M +$50.2M +352,268 New
CIP
54
Champlain Investment Partners
Vermont
$35.9M +$46.7M +327,619 New
Focus Partners Wealth
55
Focus Partners Wealth
Massachusetts
$34.5M -$1.12M -7,833 -2%
EC
56
E20 Capital
$33.3M +$43.3M +303,925 New
Citadel Advisors
57
Citadel Advisors
Florida
$33.2M +$25.6M +179,486 +146%
Sumitomo Mitsui Trust Group
58
Sumitomo Mitsui Trust Group
Japan
$32.2M +$3.05M +21,402 +8%
N
59
Nuveen
North Carolina
$30.7M +$2.48M +17,379 +7%
Dimensional Fund Advisors
60
Dimensional Fund Advisors
Texas
$30.7M +$6.26M +43,967 +19%
ACI
61
Amazon.com Inc
Washington
$30.4M – – –
Federated Hermes
62
Federated Hermes
Pennsylvania
$29.8M -$3.69M -25,926 -9%
SIMG
63
Stephens Investment Management Group
Texas
$29.6M +$4.43M +31,108 +13%
DE
64
Defiance ETFs
New York
$29.1M +$3.19M +22,372 +9%
National Pension Service
65
National Pension Service
South Korea
$28.9M +$4.07M +28,582 +12%
PCM
66
Penserra Capital Management
California
$28.1M -$4.7M -33,016 -11%
American Century Companies
67
American Century Companies
Missouri
$26.9M +$2.11M +14,816 +6%
SEI Investments
68
SEI Investments
Pennsylvania
$26.9M -$11.1M -77,808 -24%
Baillie Gifford & Co
69
Baillie Gifford & Co
United Kingdom
$26.9M -$1.11M -7,785 -3%
BNP Paribas Asset Management
70
BNP Paribas Asset Management
France
$26.7M +$8.15M +57,214 +31%
First Trust Advisors
71
First Trust Advisors
Illinois
$26.2M -$10.9M -76,677 -24%
AC
72
Anther Capital
$25.3M +$32.9M +231,215 New
TEC
73
Tensor Edge Capital
Massachusetts
$25M +$23.1M +162,400 +246%
VAM
74
Vanguard Asset Management
$24.4M +$31.7M +222,542 New
Millennium Management
75
Millennium Management
New York
$24.2M -$4.41M -30,976 -12%
1 2
3
4 5

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.