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Aspen Aerogels
ASPN

Overview Fund Activity

221 hedge funds and large institutions have $458M invested in Aspen Aerogels in 2025 Q1 according to their latest regulatory filings, with 45 funds opening new positions, 83 increasing their positions, 66 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
221
Holders Change
-8
Holders Change %
-3.49%
% of All Funds
3%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.04%
New
45
Increased
83
Reduced
66
Closed
49
Calls
$14.3M
Puts
$3.74M
Net Calls
+$10.6M
Net Calls Change
-$10.8M

Top Buyers

1
AIC
AWM Investment Company
New York
+$7.93M
2
MIM
MetLife Investment Management
New Jersey
+$4.66M
3
OCMI
Oaktop Capital Management II
New Jersey
+$4.18M
4
PCM
Penn Capital Management
Pennsylvania
+$4.11M
5
Goldman Sachs
Goldman Sachs
New York
+$3.85M

Top Sellers

1
Point72 Asset Management
Point72 Asset Management
Connecticut
-$13.1M
2
American Century Companies
American Century Companies
Missouri
-$11.9M
3
UM
UniSuper Management
Australia
-$10.1M
4
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$9.5M
5
CSS
Cubist Systematic Strategies
Connecticut
-$7.98M
Name Holding Trade Value Shares
Change 		Shares
Change %
State of Wisconsin Investment Board
51
State of Wisconsin Investment Board
Wisconsin
$1.36M -$455K -71,139 -25%
Susquehanna International Group
52
Susquehanna International Group
Pennsylvania
$1.36M +$292K +45,695 +27%
OC
53
Oppenheimer & Co
New York
$1.3M +$138K +21,632 +12%
Bank of New York Mellon
54
Bank of New York Mellon
New York
$1.2M -$8.42K -1,318 -0.7%
NL
55
Nuveen LLC
North Carolina
$1.08M +$1.08M +169,473 New
GCM
56
Graham Capital Management
Connecticut
$1.07M +$227K +35,484 +27%
Balyasny Asset Management
57
Balyasny Asset Management
Illinois
$1M +$1M +156,748 New
AQR Capital Management
58
AQR Capital Management
Connecticut
$960K +$960K +150,186 New
HP
59
Hartree Partners
New York
$959K +$959K +150,000 New
RGC
60
Redwood Grove Capital
California
$944K – – –
CSS
61
Cubist Systematic Strategies
Connecticut
$922K -$7.98M -1,248,979 -90%
LP
62
LMR Partners
United Kingdom
$906K – – –
UBS AM
63
UBS AM
Illinois
$885K -$2.88M -449,973 -76%
Swiss National Bank
64
Swiss National Bank
Switzerland
$864K +$40.9K +6,400 +5%
AA
65
ALPS Advisors
Colorado
$807K +$13.4K +2,093 +2%
DTL
66
Dynamic Technology Lab
Singapore
$800K +$382K +59,685 +91%
FCM
67
Firsthand Capital Management
California
$799K +$128K +20,000 +19%
ECM
68
ExodusPoint Capital Management
New York
$795K +$795K +124,357 New
PGCM
69
Prescott Group Capital Management
Oklahoma
$785K -$1.97M -308,704 -72%
Wells Fargo
70
Wells Fargo
California
$770K -$611K -95,581 -44%
Russell Investments Group
71
Russell Investments Group
United Kingdom
$767K +$606K +94,857 +376%
BPC
72
Bryce Point Capital
New York
$749K -$178K -23,114 -19%
AE
73
AMH Equity
New York
$703K +$703K +110,000 New
CCIA
74
Campbell & Co Investment Adviser
Maryland
$701K +$314K +49,079 +81%
Janney Montgomery Scott
75
Janney Montgomery Scott
Pennsylvania
$681K +$681K +106,613 New
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