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Aspen Aerogels

221 hedge funds and large institutions have $458M invested in Aspen Aerogels in 2025 Q1 according to their latest regulatory filings, with 44 funds opening new positions, 83 increasing their positions, 67 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

10% less first-time investments, than exits

New positions opened: 44 | Existing positions closed: 49

40% less funds holding in top 10

Funds holding in top 10: 53 (-2)

47% less capital invested

Capital invested by funds: $867M → $458M (-$409M)

Holders
221
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
$14.3M
Puts
$3.74M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
101
$333K
102
$321K
103
$307K
104
$301K
105
$289K
106
$282K
107
$278K
108
$274K
109
$264K
110
$258K
111
$257K
112
$256K
113
$247K
114
$240K
115
$238K
116
$234K
117
$215K
118
$212K
119
$205K
120
$203K
121
$201K
122
$200K
123
$193K
124
$193K
125
$192K