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Aspen Aerogels

166 hedge funds and large institutions have $237M invested in Aspen Aerogels in 2026 Q1 according to their latest regulatory filings, with 34 funds opening new positions, 44 increasing their positions, 57 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

226% more call options, than puts

Call options by funds: $2.66M | Put options by funds: $815K

19% more capital invested

Capital invested by funds: $199M → $237M (+$37.8M)

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

1.15% less ownership

Funds ownership: 84.82%83.67% (-1.1%)

9% less funds holding

Funds holding: 183166 (-17)

23% less repeat investments, than reductions

Existing positions increased: 44 | Existing positions reduced: 57

31% less first-time investments, than exits

New positions opened: 34 | Existing positions closed: 49

Holders
166
Holders Change
-17
Holders Change %
-9.29%
% of All Funds
2.04%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
34
Increased
44
Reduced
57
Closed
49
Calls
$2.66M
Puts
$815K
Net Calls
+$1.84M
Net Calls Change
-$3.09M
Name Holding Trade Value Shares
Change
Change in
Stake
Balyasny Asset Management
51
Balyasny Asset Management
Illinois
$511K +$504K +149,373 New
EGM
52
Engineers Gate Manager
New York
$507K +$97.5K +28,932 +24%
EC
53
EntryPoint Capital
New York
$502K +$123K +36,531 +33%
Man Group
54
Man Group
United Kingdom
$490K +$483K +143,322 New
Lazard Asset Management
55
Lazard Asset Management
New York
$485K +$478K +141,745 New
N
56
Nuveen
North Carolina
$461K +$2.7K +800 +0.6%
Mitsubishi UFJ Asset Management
57
Mitsubishi UFJ Asset Management
Japan
$436K -$13.4K -3,988 -3%
FCM
58
Firsthand Capital Management
California
$428K
AA
59
ALPS Advisors
Colorado
$425K +$26.9K +7,981 +7%
DTL
60
Dynamic Technology Lab
Singapore
$416K +$62.1K +18,413 +18%
SIG
61
Sargent Investment Group
Maryland
$398K -$84.8K -25,150 -18%
Russell Investments Group
62
Russell Investments Group
United Kingdom
$391K +$63.2K +18,735 +20%
T. Rowe Price Associates
63
T. Rowe Price Associates
Maryland
$367K +$30.3K +9,001 +9%
HSBC Holdings
64
HSBC Holdings
United Kingdom
$359K +$275K +81,656 +350%
State of Wisconsin Investment Board
65
State of Wisconsin Investment Board
Wisconsin
$351K -$59.2K -17,562 -15%
RC
66
RBF Capital
California
$342K
N
67
Numerai
California
$328K -$526K -155,988 -62%
RhumbLine Advisers
68
RhumbLine Advisers
Massachusetts
$287K -$17.9K -5,319 -6%
OC
69
Oppenheimer & Co
New York
$261K -$2.48K -737 -1%
BCM
70
Bridgeway Capital Management
Texas
$257K +$253K +75,000 New
WFA
71
WJ Financial Advisors
Connecticut
$219K -$2.93K -870 -1%
Franklin Resources
72
Franklin Resources
California
$216K +$212K +63,037 New
Ohio Public Employees Retirement System (OPERS)
73
Ohio Public Employees Retirement System (OPERS)
Ohio
$214K +$211K +62,700 New
Squarepoint
74
Squarepoint
New York
$204K +$201K +59,752 New
AllianceBernstein
75
AllianceBernstein
Tennessee
$181K