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 |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Awm Investment Company, Inc.
New York, NY |
SELL
|
- |
-1.01M- 41.39% |
$4.37M - $6.72M
|
1.44M
$10.7M
|
|
|
Aug 13, 2025
Q2 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-720K- 94.17% |
$3.1M - $4.77M
|
44.6K
$331K
|
|
|
Aug 14, 2025
Q2 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-693K- 43.31% |
$2.99M - $4.59M
|
907K
$6.73M
|
|
|
Aug 14, 2025
Q2 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-575K- 89.4% |
$2.48M - $3.81M
|
68.2K
$506K
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-415K- 71.78% |
$1.79M - $2.75M
|
163K
$1.21M
|
|
|
Aug 13, 2025
Q2 2025
|
Capital Fund Management S.A.
Paris, I0 |
SELL
|
- |
-310K- 81.57% |
$1.34M - $2.06M
|
70K
$520K
|
|
|
Aug 13, 2025
Q2 2025
|
Algert Global LLC
San Francisco, CA |
SELL
|
- |
-308K- 61.84% |
$1.33M - $2.04M
|
190K
$1.41M
|
|
|
Jul 25, 2025
Q2 2025
|
Allspring Global Investments Holdings, LLC
|
SELL
|
- |
-282K- 94.05% |
$1.21M - $1.87M
|
17.8K
$132K
|
|
|
Aug 12, 2025
Q2 2025
|
Trexquant Investment LP
Stamford, CT |
SELL
|
- |
-211K- 24.55% |
$910K - $1.4M
|
649K
$4.82M
|
|
|
Jul 31, 2025
Q2 2025
|
Oppenheimer & CO Inc
New York, NY |
SELL
|
- |
-183K- 90.26% |
$790K - $1.22M
|
19.8K
$147K
|
|
|
Aug 11, 2025
Q2 2025
|
Royce & Associates LP
|
SELL
|
- |
-175K- 24.81% |
$755K - $1.16M
|
531K
$3.94M
|
|
|
Aug 14, 2025
Q2 2025
|
Qube Research & Technologies LTD
London, X0 |
SELL
|
- |
-173K- 40.36% |
$746K - $1.15M
|
256K
$1.9M
|
|
|
Aug 14, 2025
Q2 2025
|
Graham Capital Management, L.P.
Rowayton, CT |
SELL
|
- |
-154K- 92.44% |
$665K - $1.02M
|
12.6K
$93.7K
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
SELL
|
- |
-148K- 35.1% |
$636K - $978K
|
273K
$2.02M
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
PUT |
-141K- 62.57% |
$606K - $932K
|
84.1K
$624K
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-130K- 14.44% |
$561K - $863K
|
771K
$5.72M
|
|
|
Aug 14, 2025
Q2 2025
|
Balyasny Asset Management LLC
Chicago, IL |
SELL
|
- |
-97.6K- 62.3% |
$421K - $647K
|
59.1K
$439K
|
|
|
Aug 13, 2025
Q2 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
SELL
|
- |
-84.9K- 11.11% |
$366K - $563K
|
679K
$5.04M
|
|
|
Aug 15, 2025
Q2 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-84.1K- 10.65% |
$363K - $558K
|
706K
$5.24M
|
|
|
Aug 14, 2025
Q2 2025
|
Wells Fargo & Company
San Francisco, CA |
SELL
|
- |
-69.1K- 57.37% |
$298K - $458K
|
51.4K
$381K
|
|
|
Aug 14, 2025
Q2 2025
|
Sargent Investment Group, LLC
|
SELL
|
- |
-68.6K- 25.0% |
$296K - $455K
|
206K
$1.53M
|
|
|
Aug 13, 2025
Q2 2025
|
Capital Fund Management S.A.
Paris, I0 |
SELL
|
CALL |
-66.8K- 42.31% |
$288K - $443K
|
91.1K
$676K
|
|
|
Aug 13, 2025
Q2 2025
|
First Trust Advisors LP
Wheaton, IL |
SELL
|
- |
-64.2K- 23.79% |
$277K - $425K
|
206K
$1.53M
|
|
|
Aug 12, 2025
Q2 2025
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-58.5K- 2.33% |
$252K - $388K
|
2.45M
$18.2M
|
|
|
Aug 14, 2025
Q2 2025
|
Spears Abacus Advisors LLC
|
SELL
|
- |
-52.5K- 84.0% |
$226K - $348K
|
10K
$74.2K
|
|
|
Aug 14, 2025
Q2 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
- |
-48.5K- 33.61% |
$209K - $321K
|
95.8K
$711K
|
|
|
Aug 13, 2025
Q2 2025
|
Baird Financial Group, Inc.
Milwaukee, WI |
SELL
|
- |
-44.5K- 10.03% |
$192K - $295K
|
400K
$2.97M
|
|
|
Aug 12, 2025
Q2 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
SELL
|
- |
-44.5K- 17.16% |
$192K - $295K
|
215K
$1.6M
|
|
|
Aug 13, 2025
Q2 2025
|
Russell Investments Group, Ltd.
|
SELL
|
- |
-43.1K- 35.93% |
$186K - $286K
|
77K
$571K
|
|
|
Aug 12, 2025
Q2 2025
|
Nuveen, LLC
Charlotte, NC |
SELL
|
- |
-35.6K- 21.01% |
$153K - $236K
|
134K
$993K
|
|
|
Jul 17, 2025
Q2 2025
|
Janney Montgomery Scott LLC
|
SELL
|
- |
-25.5K- 23.95% |
$110K - $169K
|
81.1K
$602K
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-25.3K- 38.8% |
$109K - $168K
|
39.9K
$296K
|
|
|
Jul 31, 2025
Q2 2025
|
Quest Partners LLC
New York, NY |
SELL
|
- |
-24.8K- 57.72% |
$107K - $164K
|
18.2K
$135K
|
|
|
Aug 14, 2025
Q2 2025
|
Nebula Research & Development LLC
New York, NY |
SELL
|
- |
-22.4K- 38.75% |
$96.6K - $149K
|
35.4K
$263K
|
|
|
Aug 07, 2025
Q2 2025
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
SELL
|
- |
-14.5K- 57.58% |
$62.6K - $96.3K
|
10.7K
$79.4K
|
|
|
Aug 14, 2025
Q2 2025
|
Voloridge Investment Management, LLC
Jupiter, FL |
SELL
|
- |
-13.5K- 14.58% |
$58K - $89.2K
|
78.9K
$585K
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
PUT |
-9.1K- 8.13% |
$39.2K - $60.3K
|
103K
$763K
|
|
|
Aug 13, 2025
Q2 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
PUT |
-6.6K- 19.41% |
$28.4K - $43.8K
|
27.4K
$203K
|
|
|
Aug 05, 2025
Q2 2025
|
Simplex Trading, LLC
|
SELL
|
- |
-6.03K- 85.13% |
$26K - $40K
|
1.05K
$7.81K
|
|
|
Jul 24, 2025
Q2 2025
|
Ifp Advisors, Inc
|
SELL
|
- |
-5.97K- 22.33% |
$25.7K - $39.6K
|
20.7K
$154K
|
|
|
Aug 14, 2025
Q2 2025
|
Jane Street Group, LLC
New York, NY |
SELL
|
PUT |
-5.3K- 34.64% |
$22.8K - $35.1K
|
10K
$74.2K
|
|
|
Aug 14, 2025
Q2 2025
|
California State Teachers Retirement System
West Sacramento, CA |
SELL
|
- |
-4.53K- 7.41% |
$19.5K - $30K
|
56.5K
$419K
|
|
|
Jul 22, 2025
Q2 2025
|
Woodmont Investment Counsel LLC
Nashville, TN |
SELL
|
- |
-4.5K- 15.0% |
$19.4K - $29.8K
|
25.5K
$189K
|
|
|
Aug 14, 2025
Q2 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-4.07K- 16.41% |
$17.5K - $27K
|
20.7K
$154K
|
|
|
Jul 25, 2025
Q2 2025
|
Penbrook Management LLC
|
SELL
|
- |
-3.98K- 21.89% |
$17.1K - $26.4K
|
14.2K
$105K
|
|
|
Aug 08, 2025
Q2 2025
|
Avantax Advisory Services, Inc.
|
SELL
|
- |
-3.27K- 15.94% |
$14.1K - $21.7K
|
17.3K
$128K
|
|
|
Aug 14, 2025
Q2 2025
|
Integrated Wealth Concepts LLC
|
SELL
|
- |
-2.54K- 19.29% |
$10.9K - $16.8K
|
10.6K
$78.8K
|
|
|
Aug 14, 2025
Q2 2025
|
Frontier Capital Management CO LLC
|
SELL
|
- |
-1.49K- 0.29% |
$6.4K - $9.85K
|
509K
$3.77M
|
|
|
Aug 14, 2025
Q2 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
SELL
|
- |
-992- 2.71% |
$4.28K - $6.58K
|
35.6K
$264K
|
|
|
Aug 13, 2025
Q2 2025
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-534- 0.09% |
$2.3K - $3.54K
|
604K
$4.48M
|