Latest Institutional Sells of Aspen Aerogels Inc (ASPN)
This list provides information on the latest institutional transactions involving Aspen Aerogels Inc (ASPN) stock that were sells. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 03, 2025
Q3 2025
|
Federated Hermes, Inc.
Pittsburgh, PA |
SELL
|
- |
-1.48M- 83.59% |
$8.86M - $12.2M
|
290K
$887K
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-782K- 35.52% |
$4.69M - $6.46M
|
1.42M
$4.34M
|
|
|
Nov 13, 2025
Q3 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
SELL
|
- |
-432K- 63.65% |
$2.59M - $3.57M
|
247K
$756K
|
|
|
Nov 14, 2025
Q3 2025
|
Hrt Financial LP
New York, NY |
SELL
|
- |
-428K- 71.9% |
$2.57M - $3.54M
|
167K
$512K
|
|
|
Nov 14, 2025
Q3 2025
|
Palogic Value Management, L.P.
Dallas, TX |
SELL
|
- |
-410K- 67.21% |
$2.46M - $3.39M
|
200K
$612K
|
|
|
Nov 14, 2025
Q3 2025
|
Trexquant Investment LP
Stamford, CT |
SELL
|
- |
-389K- 59.92% |
$2.33M - $3.21M
|
260K
$796K
|
|
|
Nov 12, 2025
Q3 2025
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-197K- 8.05% |
$1.18M - $1.63M
|
2.25M
$6.89M
|
|
|
Nov 14, 2025
Q3 2025
|
Castle Knight Management LP
New York, NY |
SELL
|
- |
-193K- 54.25% |
$1.16M - $1.59M
|
163K
$498K
|
|
|
Nov 03, 2025
Q3 2025
|
Gagnon Securities LLC
|
SELL
|
- |
-144K- 7.6% |
$866K - $1.19M
|
1.75M
$5.37M
|
|
|
Oct 16, 2025
Q3 2025
|
Rice Hall James & Associates, LLC
|
SELL
|
- |
-137K- 8.85% |
$820K - $1.13M
|
1.41M
$4.31M
|
|
|
Nov 14, 2025
Q3 2025
|
Qube Research & Technologies LTD
London, X0 |
SELL
|
- |
-129K- 50.6% |
$776K - $1.07M
|
126K
$386K
|
|
|
Nov 14, 2025
Q3 2025
|
Voleon Capital Management LP
Berkeley, CA |
SELL
|
- |
-110K- 44.33% |
$662K - $911K
|
139K
$424K
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
- |
-110K- 39.48% |
$661K - $910K
|
169K
$517K
|
|
|
Nov 10, 2025
Q3 2025
|
Telemark Asset Management, LLC
Boston, MA |
SELL
|
- |
-100K- 5.28% |
$600K - $826K
|
1.79M
$5.48M
|
|
|
Nov 14, 2025
Q3 2025
|
Algert Global LLC
San Francisco, CA |
SELL
|
- |
-95.7K- 50.27% |
$574K - $790K
|
94.7K
$290K
|
|
|
Nov 10, 2025
Q3 2025
|
Citigroup Inc
|
SELL
|
- |
-92.3K- 30.47% |
$554K - $762K
|
211K
$644K
|
|
|
Nov 13, 2025
Q3 2025
|
Marshall Wace, LLP
London, X0 |
SELL
|
- |
-91.8K- 22.73% |
$551K - $758K
|
312K
$955K
|
|
|
Nov 17, 2025
Q3 2025
|
Caxton Associates LLP
London, |
SELL
|
- |
-89.5K- 86.77% |
$537K - $739K
|
13.7K
$41.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
SELL
|
- |
-88.7K- 48.4% |
$532K - $733K
|
94.6K
$289K
|
|
|
Oct 27, 2025
Q3 2025
|
Janney Montgomery Scott LLC
|
SELL
|
- |
-60K- 74.05% |
$360K - $496K
|
21K
$64.4K
|
|
|
Oct 23, 2025
Q3 2025
|
Sg Americas Securities, LLC
|
SELL
|
- |
-53.4K- 39.9% |
$320K - $441K
|
80.4K
$246K
|
|
|
Nov 13, 2025
Q3 2025
|
Entry Point Capital, LLC
New York, NY |
SELL
|
- |
-40.6K- 38.39% |
$244K - $335K
|
65.2K
$199K
|
|
|
Oct 30, 2025
Q3 2025
|
Universal Beteiligungs Und Servicegesellschaft Mb H
Frankfurt Am Main, 2M |
SELL
|
- |
-37.3K- 51.51% |
$224K - $308K
|
35.1K
$107K
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
PUT |
-36.5K- 35.51% |
$219K - $301K
|
66.3K
$203K
|
|
|
Nov 06, 2025
Q3 2025
|
Essex Investment Management CO LLC
Boston, MA |
SELL
|
- |
-36.5K- 8.56% |
$219K - $301K
|
390K
$1.19M
|
|
|
Nov 13, 2025
Q3 2025
|
Baird Financial Group, Inc.
Milwaukee, WI |
SELL
|
- |
-35.3K- 8.83% |
$212K - $292K
|
364K
$1.12M
|
|
|
Nov 13, 2025
Q3 2025
|
Capital Fund Management S.A.
Paris, I0 |
SELL
|
CALL |
-32.6K- 35.78% |
$196K - $269K
|
58.5K
$179K
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-30.5K- 23.49% |
$183K - $252K
|
99.4K
$304K
|
|
|
Nov 14, 2025
Q3 2025
|
Verition Fund Management LLC
Greenwich, CT |
SELL
|
- |
-29.2K- 30.66% |
$175K - $241K
|
66K
$202K
|
|
|
Nov 14, 2025
Q3 2025
|
State Of Wisconsin Investment Board
Madison, WI |
SELL
|
- |
-25.8K- 9.14% |
$155K - $213K
|
257K
$786K
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-23K- 26.37% |
$138K - $190K
|
64.1K
$196K
|
|
|
Nov 13, 2025
Q3 2025
|
Capital Fund Management S.A.
Paris, I0 |
SELL
|
- |
-20.3K- 28.98% |
$122K - $168K
|
49.8K
$152K
|
|
|
Nov 14, 2025
Q3 2025
|
Sargent Investment Group, LLC
|
SELL
|
- |
-16.5K- 8.01% |
$98.8K - $136K
|
189K
$579K
|
|
|
Nov 05, 2025
Q3 2025
|
Alps Advisors Inc
Denver, CO |
SELL
|
- |
-15.5K- 11.13% |
$92.9K - $128K
|
124K
$378K
|
|
|
Nov 13, 2025
Q3 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-14.1K- 31.71% |
$84.8K - $117K
|
30.4K
$93.2K
|
|
|
Nov 14, 2025
Q3 2025
|
Caption Management, LLC
Oklahoma City, OK |
SELL
|
- |
-13.7K- 31.35% |
$82.2K - $113K
|
30K
$91.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
PUT |
-12.7K- 22.36% |
$76.2K - $105K
|
44.1K
$135K
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-12K- 6.34% |
$72.2K - $99.3K
|
178K
$544K
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-11.5K- 1.63% |
$69.1K - $95.1K
|
694K
$2.13M
|
|
|
Nov 04, 2025
Q3 2025
|
Woodmont Investment Counsel LLC
Nashville, TN |
SELL
|
- |
-10.9K- 42.74% |
$65.4K - $90K
|
14.6K
$44.7K
|
|
|
Nov 12, 2025
Q3 2025
|
First Trust Advisors LP
Wheaton, IL |
SELL
|
- |
-9.6K- 4.67% |
$57.6K - $79.3K
|
196K
$600K
|
|
|
Nov 10, 2025
Q3 2025
|
Mitsubishi Ufj Kokusai Asset Management Co., Ltd.
|
SELL
|
- |
-9K- 11.37% |
$54K - $74.3K
|
70.2K
$215K
|
|
|
Dec 02, 2025
Q3 2025
|
Ifp Advisors, Inc
|
SELL
|
- |
-8.73K- 42.06% |
$52.4K - $72.1K
|
12K
$36.8K
|
|
|
Nov 14, 2025
Q3 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-7.5K- 36.19% |
$45K - $62K
|
13.2K
$40.5K
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
SELL
|
CALL |
-7.5K- 10.42% |
$45K - $62K
|
64.5K
$197K
|
|
|
Oct 09, 2025
Q3 2025
|
Voya Investment Management LLC
Atlanta, GA |
SELL
|
- |
-6.04K- 32.83% |
$36.2K - $49.9K
|
12.4K
$37.8K
|
|
|
Nov 13, 2025
Q3 2025
|
Clear Street Markets LLC
|
SELL
|
- |
-4.74K- 82.94% |
$28.4K - $39.2K
|
975
$2.98K
|
|
|
Nov 14, 2025
Q3 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
SELL
|
- |
-4.45K- 12.49% |
$26.7K - $36.7K
|
31.2K
$95.3K
|
|
|
Nov 14, 2025
Q3 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
SELL
|
- |
-3.37K- 46.58% |
$20.2K - $27.8K
|
3.87K
$11.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-3.36K- 0.41% |
$20.2K - $27.8K
|
815K
$2.49M
|
|