Free Trial

Aspen Aerogels (ASPN) Institutional Ownership

Aspen Aerogels logo
$6.34 -0.06 (-0.86%)
As of 12:43 PM Eastern
This is a fair market value price provided by Massive. Learn more.

Institutional Ownership Changes (13F Filings) for Aspen Aerogels (NYSE:ASPN)

Current
Institutional Ownership
Percentage
97.64%
Number of
Institutional Buyers
(last 12 months)
107
Total
Institutional Inflows
(last 12 months)
$115.62M
Number of
Institutional Sellers
(last 12 months)
58
Total
Institutional Outflows
(last 12 months)
$55.96M
Get ASPN Insider Trade Alerts

Want to know when executives and insiders are buying or selling Aspen Aerogels stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
Skip Chart & View Institutional Buying and Selling Data

ASPN Institutional Buying and Selling by Quarter

Aspen Aerogels Major Shareholders & Ownership History

Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/19/2026 Bank of America Corp DE241,020$824K0.0%-68.0%0.291%
5/18/2026 Royal Bank of Canada8,523$29K0.0%+95.8%0.010%
5/16/2026 The Manufacturers Life Insurance Company 18,298$63K0.0%-13.5%0.022%
5/16/2026 Lazard Asset Management LLC141,745$485K0.0%N/A0.171%
5/15/2026 Rice Hall James & Associates LLC1,552,628$5.31M0.3%+9.2%1.873%
5/14/2026 Public Employees Retirement System of Ohio62,700$214K0.0%N/A0.076%
5/13/2026 First Trust Advisors LP181,234$620K0.0%-7.8%0.219%
5/7/2026 Dimensional Fund Advisors LP1,256,480$4.30M0.0%-37.3%1.517%
5/5/2026 Bank of New York Mellon Corp185,673$635K0.0%-5.7%0.224%
4/30/2026 Hsbc Holdings PLC104,982$359K0.0%+350.1%0.127%
4/23/2026 Inspire Investing LLC151,004$516K0.0%-9.5%0.182%
4/21/2026 Clarus Group Inc.10,504$36K0.0%N/A0.013%
3/20/2026 Hsbc Holdings PLC23,326$66K0.0%N/A0.028%
3/3/2026 Caitong International Asset Management Co. Ltd10,586$30K0.0%N/A0.013%
2/26/2026 Aristides Capital LLC62,400$177K0.0%N/A0.075%
2/19/2026 Invesco Ltd.4,129,934$11.69M0.0%+237.9%4.997%
2/18/2026 XTX Topco Ltd202,030$572K0.0%+786.1%0.244%
2/18/2026 Tudor Investment Corp ET AL79,171$224K0.0%-83.7%0.096%
2/18/2026 Quadrature Capital Ltd35,583$101K0.0%+248.5%0.043%
2/18/2026 Numerai GP LLC251,888$713K0.1%+1,277.9%0.305%
2/18/2026 Oxford Asset Management LLP24,083$68K0.0%N/A0.029%
2/18/2026 Odyssean LLC41,759$118K0.1%N/A0.051%
2/18/2026 Millennium Management LLC870,951$2.47M0.0%-39.8%1.054%
2/18/2026 Inspire Investing LLC166,874$472K0.0%+152.4%0.202%
2/18/2026 Engineers Gate Manager LP119,227$337K0.0%N/A0.144%
2/18/2026 Caption Management LLC36,100$102K0.0%+20.3%0.044%
2/17/2026 Schonfeld Strategic Advisors LLC20,350$58K0.0%N/A0.025%
2/17/2026 AQR Capital Management LLC369,949$1.05M0.0%+108.1%0.448%
2/17/2026 Jain Global LLC87,835$249K0.0%N/A0.106%
2/17/2026 Samjo Management LLC798,525$2.26M0.9%+134.3%0.966%
2/17/2026 Jump Financial LLC551,071$1.56M0.0%+2.5%0.667%
2/17/2026 Price T Rowe Associates Inc. MD98,299$279K0.0%+28.3%0.119%
2/17/2026 California State Teachers Retirement System78,454$222K0.0%+29.3%0.095%
2/17/2026 Russell Investments Group Ltd.95,651$271K0.0%-28.7%0.116%
2/17/2026 State of Wisconsin Investment Board120,238$340K0.0%-53.2%0.145%
2/17/2026 ExodusPoint Capital Management LP65,470$185K0.0%-43.8%0.079%
2/17/2026 Graham Capital Management L.P.158,839$450K0.0%+50.0%0.192%
2/17/2026 RBF Capital LLC100,000$283K0.0%N/A0.121%
2/17/2026 Rice Hall James & Associates LLC1,421,605$4.02M0.2%+1.0%1.720%
2/17/2026 Needham Investment Management LLC4,351,700$12.32M0.8%+26.5%5.265%
The Iran War Just Broke the Gold Market (Ad)

The Iran war isn't just a geopolitical event. It's a financial one. Within hours of the strikes, oil surged… Defense stocks exploded…And gold ripped past $5,000.tc pixel

You can see the evidence — and the ticker symbol — here >>>
2/16/2026 Verition Fund Management LLC96,973$274K0.0%+47.0%0.117%
2/16/2026 Sargent Investment Group LLC141,607$401K0.1%-25.2%0.171%
2/16/2026 Healthcare of Ontario Pension Plan Trust Fund157,400$445K0.0%N/A0.190%
2/13/2026 Marshall Wace LLP554,180$1.57M0.0%+77.5%0.671%
2/13/2026 Samjo Management LLC798,525$2.26M0.9%+134.3%0.966%
2/13/2026 AWM Investment Company Inc.41,092$116K0.0%-97.4%0.050%
2/13/2026 FirstWave Capital Management LLC372,001$1.05M0.6%N/A0.450%
2/13/2026 Charles Schwab Investment Management Inc.540,323$1.53M0.0%-5.6%0.654%
2/13/2026 Police & Firemen s Retirement System of New Jersey16,663$47K0.0%-21.1%0.020%
2/13/2026 State Street Corp2,501,469$7.08M0.0%+28.6%3.027%
2/13/2026 Dynamic Technology Lab Private Ltd103,281$292K0.1%N/A0.125%
2/13/2026 Wells Fargo & Company MN82,170$233K0.0%+52.8%0.099%
2/13/2026 Gagnon Securities LLC1,133,248$3.21M0.7%-35.4%1.371%
2/12/2026 MetLife Investment Management LLC27,154$77K0.0%-10.8%0.033%
2/12/2026 Aristides Capital LLC62,400$177K0.0%N/A0.075%
2/12/2026 StoneX Group Inc.14,474$41K0.0%N/A0.018%
2/12/2026 Dimensional Fund Advisors LP2,003,963$5.67M0.0%-11.0%2.425%
2/12/2026 EntryPoint Capital LLC110,142$312K0.1%+69.0%0.133%
2/12/2026 Federated Hermes Inc.564,486$1.60M0.0%+94.7%0.683%
2/12/2026 New York State Common Retirement Fund16,231$46K0.0%-97.7%0.020%
2/12/2026 Ironwood Investment Management LLC127,460$361K0.2%-5.1%0.154%
2/12/2026 Alps Advisors Inc.116,372$329K0.0%-5.9%0.141%
2/11/2026 Janney Montgomery Scott LLC14,093$40K0.0%-33.0%0.017%
2/11/2026 Deutsche Bank AG223,093$631K0.0%+1.3%0.270%
2/11/2026 LPL Financial LLC55,076$156K0.0%-50.3%0.067%
2/11/2026 JPMorgan Chase & Co.1,483,745$4.20M0.0%+9.9%1.795%
2/11/2026 Los Angeles Capital Management LLC118,664$336K0.0%-14.8%0.144%
2/11/2026 Telemark Asset Management LLC1,000,000$2.83M0.3%-44.2%1.210%
2/11/2026 WINTON GROUP Ltd14,200$40K0.0%N/A0.017%
2/10/2026 Goldman Sachs Group Inc.1,294,928$3.67M0.0%-8.8%1.567%
2/10/2026 Intech Investment Management LLC25,382$72K0.0%-43.6%0.031%
2/9/2026 Geode Capital Management LLC1,602,049$4.54M0.0%+1.1%1.938%
2/9/2026 Connors Investor Services Inc.55,167$156K0.0%+37.3%0.067%
2/6/2026 Legato Capital Management LLC15,562$44K0.0%-83.4%0.019%
2/5/2026 ARS Investment Partners LLC40,765$115K0.0%-32.1%0.049%
2/4/2026 First Eagle Investment Management LLC622,487$1.76M0.0%+20.3%0.753%
2/4/2026 Drive Wealth Management LLC10,655$30K0.0%N/A0.013%
2/3/2026 Mitsubishi UFJ Asset Management Co. Ltd.131,468$380K0.0%+87.3%0.159%
2/2/2026 WJ Financial Advisors LLC64,815$183K0.2%N/A0.078%
2/2/2026 Oppenheimer & Co. Inc.77,021$218K0.0%-36.8%0.093%
1/29/2026 Concurrent Investment Advisors LLC30,000$85K0.0%N/A0.036%
1/23/2026 Choreo LLC16,828$50K0.0%N/A0.020%
1/21/2026 Jefferson Bridge Capital LLC11,450$32K0.0%N/A0.014%
1/21/2026 Balance Wealth LLC10,297$29K0.0%N/A0.012%
1/9/2026 SG Americas Securities LLC263,354$745K0.0%+227.5%0.319%
1/9/2026 Assenagon Asset Management S.A.97,002$275K0.0%N/A0.117%
1/1/2026 JPMorgan Chase & Co.1,349,749$9.39M0.0%+8.3%1.633%
1/1/2026 Tudor Investment Corp ET AL486,596$3.39M0.0%N/A0.589%
12/9/2025 Tudor Investment Corp ET AL486,596$3.39M0.0%N/A0.589%
12/2/2025 IFP Advisors Inc12,021$84K0.0%-42.1%0.015%
$30 stock to buy before Starlink goes public (WATCH NOW!) (Ad)

In the next 3 minutes… James Altucher – legendary investor and venture capitalist… And someone who’s known for playing his cards “close to the vest”… Is going to give you the name and ticker symbol of a company he believes will skyrocket thanks to the coming Starlink IPO…tc pixel

Click here to watch this short 3-minute video now.
11/25/2025 Connors Investor Services Inc.40,167$280K0.0%+14.2%0.049%
11/24/2025 Penn Capital Management Company LLC1,036,995$7.23M0.6%+39.0%1.255%
11/17/2025 Caxton Associates LLP13,654$95K0.0%-86.8%0.017%
11/17/2025 Voleon Capital Management LP138,538$964K0.0%-44.3%0.168%
11/17/2025 Verition Fund Management LLC65,962$459K0.0%-30.7%0.080%
11/17/2025 Sargent Investment Group LLC189,227$1.32M0.2%-8.0%0.229%
11/17/2025 Qube Research & Technologies Ltd126,275$879K0.0%-50.6%0.153%
11/17/2025 Prelude Capital Management LLC10,109$70K0.0%N/A0.012%
11/17/2025 Numerai GP LLC18,280$127K0.0%N/A0.022%
11/17/2025 Millennium Management LLC1,447,517$10.08M0.0%+59.6%1.751%


ASPN Institutional Ownership - Frequently Asked Questions

During the previous two years, 247 institutional investors and hedge funds held shares of Aspen Aerogels. The most heavily invested institutionals were FMR LLC ($112.17M), Driehaus Capital Management LLC ($51.44M), Encompass Capital Advisors LLC ($46.51M), Loomis Sayles & Co. L P ($44.84M), Oaktop Capital Management II L.P. ($44.44M), Hood River Capital Management LLC ($41.80M), and Vanguard Group Inc. ($31.39M).Learn more on Aspen Aerogels' institutional investors.

97.64% of Aspen Aerogels' stock is owned by institutional investors. Learn more on ASPN's institutional investor holdings.

Of the 223 institutional investors that purchased Aspen Aerogels' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Invesco Ltd. ($4.08M), Millennium Management LLC ($2.52M), Federated Hermes Inc. ($2.04M), Gagnon Securities LLC ($1.90M), Needham Investment Management LLC ($1.38M), AWM Investment Company Inc. ($1.27M), and Driehaus Capital Management LLC ($1.22M).

Institutional investors have bought a total of 23,212,851 shares in the last 24 months. This purchase volume represents approximately $115.62M in transactions.

Of the 58 institutional investors that sold Aspen Aerogels' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: AWM Investment Company Inc. ($2.53M), Federated Hermes Inc. ($1.48M), Dimensional Fund Advisors LP ($1.19M), Telemark Asset Management LLC ($892.42K), Gagnon Securities LLC ($765.86K), New York State Common Retirement Fund ($703.79K), and Millennium Management LLC ($576.57K).

Institutional investors have sold a total of 12,406,227 shares in the last 24 months. This volume of shares sold represents approximately $55.96M in transactions.



This page (NYSE:ASPN) was last updated on 6/1/2026 by MarketBeat.com Staff.
From Our Partners