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Aspen Aerogels (ASPN) Institutional Ownership

Aspen Aerogels logo
$6.96 -0.07 (-0.93%)
Closing price 03:59 PM Eastern
Extended Trading
$6.94 -0.02 (-0.23%)
As of 07:42 PM Eastern
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Institutional Ownership Changes (13F Filings) for Aspen Aerogels (NYSE:ASPN)

Current
Institutional Ownership
Percentage
97.64%
Number of
Institutional Buyers
(last 12 months)
170
Total
Institutional Inflows
(last 12 months)
$341.83M
Number of
Institutional Sellers
(last 12 months)
56
Total
Institutional Outflows
(last 12 months)
$56.64M
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Skip Chart & View Institutional Buying and Selling Data

ASPN Institutional Buying and Selling by Quarter

Aspen Aerogels Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/18/2025 Caxton Associates LLP103,172$611K0.0%+114.9%0.125%
8/16/2025 FORA Capital LLC29,452$174K0.0%+138.2%0.036%
8/15/2025 Tower Research Capital LLC TRC 7,235$43K0.0%+184.6%0.009%
8/15/2025 Voleon Capital Management LP248,839$1.47M0.1%+464.8%0.302%
8/15/2025 HRT Financial LP595,742$3.53M0.0%+668.7%0.723%
8/15/2025 BNP Paribas Financial Markets411,066$2.43M0.0%+5.7%0.499%
8/15/2025 Balyasny Asset Management L.P.59,099$350K0.0%-62.3%0.072%
8/15/2025 Bank of America Corp DE818,212$4.84M0.0%+124.2%0.993%
8/15/2025 AWM Investment Company Inc.1,435,477$8.50M1.0%-41.4%1.743%
8/14/2025 California State Teachers Retirement System56,519$335K0.0%-7.4%0.069%
8/14/2025 Raymond James Financial Inc.26,559$157K0.0%+6.8%0.032%
8/14/2025 Caption Management LLC43,700$259K0.0%-90.3%0.053%
8/14/2025 The Manufacturers Life Insurance Company 24,671$146K0.0%+12.1%0.030%
8/14/2025 Nebula Research & Development LLC35,414$210K0.0%-38.7%0.043%
8/14/2025 Frontier Capital Management Co. LLC508,651$3.01M0.0%-0.3%0.618%
8/14/2025 Qube Research & Technologies Ltd255,594$1.51M0.0%-40.4%0.310%
8/14/2025 Federated Hermes Inc.1,766,733$10.46M0.0%N/A2.145%
8/13/2025 Jump Financial LLC116,400$689K0.0%N/A0.141%
8/13/2025 Marshall Wace LLP404,006$2.39M0.0%+32.1%0.491%
8/13/2025 Baird Financial Group Inc.399,740$2.37M0.0%-10.0%0.485%
8/13/2025 First Trust Advisors LP205,563$1.22M0.0%-23.8%0.250%
8/13/2025 Invesco Ltd.831,991$4.93M0.0%+1,045.5%1.010%
8/13/2025 Samjo Management LLC343,625$2.03M0.9%-57.8%0.417%
8/13/2025 New York State Common Retirement Fund494,462$2.93M0.0%+13.0%0.600%
8/13/2025 Russell Investments Group Ltd.76,950$456K0.0%-35.9%0.093%
8/12/2025 American Century Companies Inc.15,044$89K0.0%N/A0.018%
8/12/2025 Rhumbline Advisers113,506$672K0.0%+24.8%0.138%
8/12/2025 Legal & General Group Plc67,130$397K0.0%+3.6%0.082%
8/12/2025 JPMorgan Chase & Co.1,246,506$7.38M0.0%+105.4%1.513%
8/12/2025 Telemark Asset Management LLC1,792,424$10.61M1.0%-5.3%2.176%
8/11/2025 ARS Investment Partners LLC56,507$335K0.0%+132.1%0.069%
8/11/2025 Universal Beteiligungs und Servicegesellschaft mbH72,428$429K0.0%+127.9%0.088%
8/8/2025 Creative Planning15,324$91K0.0%N/A0.019%
8/8/2025 SG Americas Securities LLC133,821$792K0.0%+98.6%0.163%
8/8/2025 Geode Capital Management LLC1,582,742$9.37M0.0%+4.4%1.928%
8/8/2025 SBI Securities Co. Ltd.6,343$38K0.0%+67.3%0.008%
8/7/2025 Mitsubishi UFJ Asset Management Co. Ltd.79,178$469K0.0%+147.2%0.096%
8/6/2025 Savant Capital LLC60,060$356K0.0%N/A0.073%
8/5/2025 Corton Capital Inc.20,612$122K0.1%N/A0.025%
8/5/2025 Palogic Value Management L.P.610,000$3.61M1.5%+43.5%0.743%
Altucher: It Looks Like My Trump prediction is coming true (Ad)

New Hampshire just launched a Strategic Crypto Reserve — and James Altucher says it’s the first sign that “Trump’s Great Gain” has officially begun. Altucher believes select cryptos could turn $900 into $108,000 over the next 12 months — and he’s laying out the full gameplan in a new presentation.tc pixel

See Altucher’s Trump crypto prediction here
8/1/2025 Y Intercept Hong Kong Ltd81,684$484K0.0%N/A0.099%
8/1/2025 Envestnet Asset Management Inc.66,910$396K0.0%+20.5%0.081%
7/31/2025 Nisa Investment Advisors LLC4,791$28K0.0%+1,094.8%0.006%
7/31/2025 AlphaQuest LLC18,154$107K0.0%-57.7%0.022%
7/30/2025 Connors Investor Services Inc.35,167$208K0.0%+74.4%0.043%
7/30/2025 Probity Advisors Inc.10,665$63K0.0%N/A0.013%
7/28/2025 Penbrook Management LLC14,180$84K0.1%-21.9%0.017%
7/25/2025 Allspring Global Investments Holdings LLC17,807$109K0.0%-94.1%0.022%
7/24/2025 IFP Advisors Inc20,749$123K0.0%-22.3%0.025%
7/23/2025 Gagnon Securities LLC1,899,108$11.24M2.3%N/A2.313%
7/23/2025 Gagnon Advisors LLC565,570$3.35M2.2%N/A0.689%
7/22/2025 Woodmont Investment Counsel LLC25,503$151K0.0%-15.0%0.031%
7/17/2025 Janney Montgomery Scott LLC81,082$480K0.0%-23.9%0.099%
7/16/2025 Perigon Wealth Management LLC37,866$224K0.0%+12.7%0.046%
6/27/2025 Goldman Sachs Group Inc.1,274,356$8.14M0.0%+89.7%1.552%
5/29/2025 Rhumbline Advisers90,965$581K0.0%-2.2%0.111%
5/21/2025 Acadian Asset Management LLC6,880$43K0.0%N/A0.008%
5/19/2025 Palogic Value Management L.P.425,000$2.72M1.2%+226.9%0.518%
5/16/2025 Caxton Associates LLP48,005$307K0.0%N/A0.058%
5/16/2025 Voleon Capital Management LP 44,060$282K0.0%N/A0.054%
5/16/2025 Goldman Sachs Group Inc.1,274,356$8.14M0.0%+89.7%1.552%
5/16/2025 Dynamic Technology Lab Private Ltd125,156$800K0.1%+91.2%0.152%
5/16/2025 Needham Investment Management LLC2,737,200$17.49M1.6%+14.5%3.334%
5/16/2025 Millennium Management LLC1,599,392$10.22M0.0%-1.4%1.948%
5/16/2025 Integrated Wealth Concepts LLC13,151$84K0.0%N/A0.016%
5/16/2025 AQR Capital Management LLC150,186$960K0.0%N/A0.183%
5/16/2025 AWM Investment Company Inc.2,449,221$15.65M2.2%+102.6%2.983%
5/15/2025 Promethium Advisors LLC63,320$405K0.3%+35.1%0.077%
5/15/2025 Royal Bank of Canada56,419$360K0.0%+84.7%0.069%
5/15/2025 Graham Capital Management L.P.166,959$1.07M0.0%+27.0%0.203%
5/15/2025 Firsthand Capital Management Inc.125,000$799K1.9%+19.0%0.152%
5/15/2025 Baird Financial Group Inc.444,280$2.84M0.0%+10.8%0.541%
5/15/2025 Palogic Value Management L.P.425,000$2.72M1.2%+226.9%0.518%
5/15/2025 Trexquant Investment LP860,246$5.50M0.1%+114.7%1.048%
5/15/2025 Eisler Capital Management Ltd.15,469$99K0.0%N/A0.019%
5/14/2025 FORA Capital LLC12,362$79K0.0%N/A0.015%
5/14/2025 MetLife Investment Management LLC764,423$4.89M0.0%+2,036.3%0.931%
5/14/2025 Penn Capital Management Company LLC642,094$4.11M0.4%N/A0.782%
5/14/2025 Hartree Partners LP150,000$958K0.3%N/A0.183%
5/14/2025 Samjo Management LLC813,600$5.20M2.2%-7.0%0.991%
5/14/2025 AlphaQuest LLC42,934$274K0.0%+276.8%0.052%
5/14/2025 EntryPoint Capital LLC64,810$414K0.2%+124.9%0.079%
5/14/2025 Maven Securities LTD80,421$514K0.0%+168.1%0.098%
5/14/2025 Quantbot Technologies LP19,334$124K0.0%-70.1%0.024%
5/13/2025 Versor Investments LP43,500$278K0.0%N/A0.053%
5/13/2025 Algert Global LLC498,738$3.19M0.1%+13.2%0.607%
5/13/2025 Fox Run Management L.L.C.23,955$153K0.0%-72.6%0.029%
5/13/2025 Kovitz Investment Group Partners LLC14,548$93K0.0%-57.5%0.018%
5/13/2025 Russell Investments Group Ltd.120,094$767K0.0%+375.9%0.146%
5/12/2025 Nuveen LLC169,473$1.08M0.0%N/A0.206%
Altucher: It Looks Like My Trump prediction is coming true (Ad)

New Hampshire just launched a Strategic Crypto Reserve — and James Altucher says it’s the first sign that “Trump’s Great Gain” has officially begun. Altucher believes select cryptos could turn $900 into $108,000 over the next 12 months — and he’s laying out the full gameplan in a new presentation.tc pixel

See Altucher’s Trump crypto prediction here
5/12/2025 Invesco Ltd.72,631$464K0.0%+42.8%0.088%
5/12/2025 Swiss National Bank135,200$864K0.0%+5.0%0.165%
5/9/2025 Deutsche Bank AG259,553$1.66M0.0%-37.5%0.316%
5/9/2025 Charles Schwab Investment Management Inc.487,731$3.12M0.0%-11.3%0.594%
5/9/2025 Vanguard Group Inc.4,373,159$27.94M0.0%+0.3%5.326%
5/8/2025 XTX Topco Ltd41,318$264K0.0%-51.8%0.050%
5/8/2025 Banque Cantonale Vaudoise6,974$45K0.0%N/A0.008%
5/7/2025 Essex Investment Management Co. LLC232,740$1.49M0.3%-6.2%0.283%
5/7/2025 Bryce Point Capital LLC97,059$620K0.5%-19.2%0.118%
5/7/2025 Zurcher Kantonalbank Zurich Cantonalbank25,233$161K0.0%+41.9%0.031%
(Data available from 1/1/2016 forward)

ASPN Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ASPN shares?

During the previous two years, 232 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 State Street Corp ($39.06M).Learn more on Aspen Aerogels' institutional investors.

What percentage of Aspen Aerogels' stock is owned by institutional investors?

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

Which institutional investors have been buying Aspen Aerogels' stock?

Of the 209 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: Federated Hermes Inc. ($2.17M), Millennium Management LLC ($1.98M), Gagnon Securities LLC ($1.90M), AIGH Capital Management LLC ($1.80M), AWM Investment Company Inc. ($1.27M), Driehaus Capital Management LLC ($1.22M), and Goldman Sachs Group Inc. ($1.21M).

How much institutional buying is happening at Aspen Aerogels?

Institutional investors have bought a total of 31,772,697 shares in the last 24 months. This purchase volume represents approximately $341.83M in transactions.

Which of Aspen Aerogels' major shareholders have been selling company stock?

Of the 56 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. ($1.01M), Samjo Management LLC ($552.15K), Royce & Associates LP ($532.99K), American Century Companies Inc. ($487.94K), Caption Management LLC ($408.50K), Federated Hermes Inc. ($368.10K), and Allspring Global Investments Holdings LLC ($367.87K).

How much institutional selling is happening at Aspen Aerogels?

Institutional investors have sold a total of 6,264,917 shares in the last 24 months. This volume of shares sold represents approximately $56.64M in transactions.


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This page (NYSE:ASPN) was last updated on 8/28/2025 by MarketBeat.com Staff
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