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Aspen Aerogels

201 hedge funds and large institutions have $497M invested in Aspen Aerogels in 2025 Q3 according to their latest regulatory filings, with 48 funds opening new positions, 63 increasing their positions, 56 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
201
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$11.6M
Puts
$3.28M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
SMH
101
Sanders Morris Harris
Texas
$278K
VI
102
Versor Investments
New York
$274K
FRM
103
Fox Run Management
Connecticut
$252K
Universal-Beteiligungs- und Servicegesellschaft
104
Universal-Beteiligungs- und Servicegesellschaft
Germany
$244K
Raymond James Financial
105
Raymond James Financial
Florida
$242K
Mirae Asset Global ETFs Holdings
106
Mirae Asset Global ETFs Holdings
Hong Kong
$217K
Janus Henderson Group
107
Janus Henderson Group
United Kingdom
$212K
MIM
108
MetLife Investment Management
New Jersey
$212K
CM
109
Caption Management
Oklahoma
$209K
QCM
110
Quantinno Capital Management
New York
$162K
ET
111
Entropy Technologies
New York
$162K
XT
112
XTX Topco
Cayman Islands
$159K
Manulife (Manufacturers Life Insurance)
113
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$158K
Creative Planning
114
Creative Planning
Kansas
$153K
SCP
115
Sender Company & Partners
New York
$150K
PFSRSONJ
116
Police & Firemen's Retirement System of New Jersey
New Jersey
$147K
Janney Montgomery Scott
117
Janney Montgomery Scott
Pennsylvania
$146K
ASRS
118
Arizona State Retirement System
Arizona
$144K
N
119
Numerai
California
$127K
A
120
AlphaQuest
New York
$126K
HIP
121
HUB Investment Partners
Texas
$118K
Simplex Trading
122
Simplex Trading
Illinois
$113K
AFG
123
Atomi Financial Group
New York
$104K
State Board of Administration of Florida Retirement System
124
State Board of Administration of Florida Retirement System
Florida
$102K
WIC
125
Woodmont Investment Counsel
Tennessee
$102K