Institutional Ownership Aspen Aerogels Inc (ASPN)
This table provides information about the institutional ownership of Aspen Aerogels Inc (ASPN). We have compiled data on the 215 institutions that hold shares in the stock, with a total of 64 Million shares, which have been reported (via 13F filing form) to have a value of $426 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
4,492,396
shares
|
$28.2 Million
0.0% of portfolio
|
Q2 2024
Added 10.57%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Aug 11, 2025 Q2 2025 |
4,487,684
shares
|
$28.1 Million
0.0% of portfolio
|
Q2 2025
Added 2.62%
|
|
|
Oaktop Capital Management Ii, L.P.
Chatham, NJ |
Aug 14, 2025 Q2 2025 |
4,394,525
shares
|
$27.6 Million
3.9% of portfolio
|
Q1 2025
Added 17.48%
|
|
|
George Kaiser Family Foundation
|
Aug 14, 2025 Q2 2025 |
3,167,322
shares
|
$19.9 Million
2.71% of portfolio
|
Q3 2017
New holding
|
|
|
Samjo Capital LLC
|
Nov 14, 2023 Q3 2023 |
3,015,000
shares
|
$18.9 Million
10.25% of portfolio
|
Q3 2023
Added 73.28%
|
|
|
Needham Investment Management LLC
New York, NY |
Aug 13, 2025 Q2 2025 |
3,014,200
shares
|
$18.9 Million
1.63% of portfolio
|
Q2 2025
Added 10.12%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Aug 12, 2025 Q2 2025 |
2,449,103
shares
|
$15.4 Million
0.0% of portfolio
|
Q2 2025
Reduced 2.33%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Aug 14, 2025 Q2 2025 |
2,201,900
shares
|
$13.8 Million
0.0% of portfolio
|
Q2 2025
Added 72.79%
|
|
|
State Street Corp
Boston, MA |
Aug 14, 2025 Q2 2025 |
1,920,997
shares
|
$12 Million
0.0% of portfolio
|
Q2 2025
Added 28.56%
|
|
|
Cowen Prime Advisors LLC
|
Jul 31, 2023 Q2 2023 |
1,911,500
shares
|
$12 Million
5.26% of portfolio
|
Q2 2023
Added 14.68%
|
|
|
Gagnon Securities LLC
|
Jul 23, 2025 Q2 2025 |
1,899,108
shares
|
$11.9 Million
2.42% of portfolio
|
Q2 2025
New holding
|
|
|
Telemark Asset Management, LLC
Boston, MA |
May 12, 2025 Q1 2025 |
1,892,424
shares
|
$11.9 Million
1.75% of portfolio
|
Q4 2024
Added 26.8%
|
|
|
Federated Hermes, Inc.
Pittsburgh, PA |
Aug 13, 2025 Q2 2025 |
1,766,733
shares
|
$11.1 Million
0.02% of portfolio
|
Q2 2025
New holding
|
|
|
Geode Capital Management, LLC
Boston, MA |
Aug 08, 2025 Q2 2025 |
1,582,742
shares
|
$9.92 Million
0.0% of portfolio
|
Q2 2025
Added 4.42%
|
|
|
Rice Hall James & Associates, LLC
|
Aug 11, 2025 Q2 2025 |
1,544,415
shares
|
$9.68 Million
0.54% of portfolio
|
Q2 2025
Added 86.35%
|
|
|
Awm Investment Company, Inc.
New York, NY |
Aug 14, 2025 Q2 2025 |
1,435,477
shares
|
$9 Million
1.22% of portfolio
|
Q2 2025
Reduced 41.39%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Aug 14, 2025 Q2 2025 |
906,745
shares
|
$5.69 Million
0.0% of portfolio
|
Q2 2025
Reduced 43.31%
|
|
|
Invesco Ltd.
Atlanta, GA |
Aug 13, 2025 Q2 2025 |
831,991
shares
|
$5.22 Million
0.0% of portfolio
|
Q2 2025
Added 1045.5%
|
|
|
Bank Of America Corp
Charlotte, NC |
Aug 14, 2025 Q2 2025 |
818,212
shares
|
$5.13 Million
0.0% of portfolio
|
Q2 2025
Added 124.17%
|
|
|
Two Sigma Investments, LP
New York, NY |
Aug 14, 2025 Q2 2025 |
771,307
shares
|
$4.84 Million
0.01% of portfolio
|
Q2 2025
Reduced 14.44%
|
|
|
Penn Capital Management Company, LLC
Philadelphia, PA |
Aug 14, 2025 Q2 2025 |
745,877
shares
|
$4.68 Million
0.44% of portfolio
|
Q2 2025
Added 16.16%
|
|
|
Morgan Stanley
New York, NY |
Aug 15, 2025 Q2 2025 |
705,999
shares
|
$4.43 Million
0.0% of portfolio
|
Q2 2025
Reduced 10.65%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
Aug 13, 2025 Q2 2025 |
679,200
shares
|
$4.26 Million
0.01% of portfolio
|
Q2 2025
Reduced 11.11%
|
|
|
Trexquant Investment LP
Stamford, CT |
Aug 12, 2025 Q2 2025 |
649,038
shares
|
$4.07 Million
0.05% of portfolio
|
Q2 2025
Reduced 24.55%
|
|
|
Palogic Value Management, L.P.
Dallas, TX |
Aug 05, 2025 Q2 2025 |
610,000
shares
|
$3.82 Million
1.47% of portfolio
|
Q2 2025
Added 43.53%
|