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Aspen Aerogels (ASPN) Institutional Ownership

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$7.54 -0.03 (-0.40%)
Closing price 03:59 PM Eastern
Extended Trading
$7.56 +0.02 (+0.25%)
As of 04:31 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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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)
174
Total
Institutional Inflows
(last 12 months)
$376.69M
Number of
Institutional Sellers
(last 12 months)
52
Total
Institutional Outflows
(last 12 months)
$87.56M
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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
8/8/2025Geode Capital Management LLC1,582,742$9.37M0.0%+4.4%1.928%
8/8/2025SBI Securities Co. Ltd.6,343$38K0.0%+67.3%0.008%
8/7/2025Mitsubishi 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%
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%
6/27/2025Goldman Sachs Group Inc.1,274,356$8.14M0.0%+89.7%1.552%
5/29/2025Rhumbline Advisers90,965$581K0.0%-2.2%0.111%
5/21/2025Acadian 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%
5/16/2025Caxton Associates LLP48,005$307K0.0%N/A0.058%
5/16/2025Voleon Capital Management LP 44,060$282K0.0%N/A0.054%
5/16/2025Goldman Sachs Group Inc.1,274,356$8.14M0.0%+89.7%1.552%
5/16/2025Dynamic Technology Lab Private Ltd125,156$800K0.1%+91.2%0.152%
5/16/2025Needham Investment Management LLC2,737,200$17.49M1.6%+14.5%3.334%
5/16/2025Millennium Management LLC1,599,392$10.22M0.0%-1.4%1.948%
5/16/2025Integrated Wealth Concepts LLC13,151$84K0.0%N/A0.016%
5/16/2025AQR Capital Management LLC150,186$960K0.0%N/A0.183%
5/16/2025AWM Investment Company Inc.2,449,221$15.65M2.2%+102.6%2.983%
5/15/2025Promethium Advisors LLC63,320$405K0.3%+35.1%0.077%
5/15/2025Royal Bank of Canada56,419$360K0.0%+84.7%0.069%
5/15/2025Graham Capital Management L.P.166,959$1.07M0.0%+27.0%0.203%
5/15/2025Firsthand Capital Management Inc.125,000$799K1.9%+19.0%0.152%
5/15/2025Baird 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%
5/15/2025Trexquant Investment LP860,246$5.50M0.1%+114.7%1.048%
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5/15/2025Eisler Capital Management Ltd.15,469$99K0.0%N/A0.019%
5/14/2025FORA Capital LLC12,362$79K0.0%N/A0.015%
5/14/2025MetLife Investment Management LLC764,423$4.89M0.0%+2,036.3%0.931%
5/14/2025Penn Capital Management Company LLC642,094$4.11M0.4%N/A0.782%
5/14/2025Hartree Partners LP150,000$958K0.3%N/A0.183%
5/14/2025Samjo Management LLC813,600$5.20M2.2%-7.0%0.991%
5/14/2025 AlphaQuest LLC42,934$274K0.0%+276.8%0.052%
5/14/2025EntryPoint Capital LLC64,810$414K0.2%+124.9%0.079%
5/14/2025Maven Securities LTD80,421$514K0.0%+168.1%0.098%
5/14/2025Quantbot Technologies LP19,334$124K0.0%-70.1%0.024%
5/13/2025 Versor Investments LP43,500$278K0.0%N/A0.053%
5/13/2025Algert 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%
5/13/2025Kovitz Investment Group Partners LLC14,548$93K0.0%-57.5%0.018%
5/13/2025Russell Investments Group Ltd.120,094$767K0.0%+375.9%0.146%
5/12/2025Nuveen LLC169,473$1.08M0.0%N/A0.206%
5/12/2025Invesco Ltd.72,631$464K0.0%+42.8%0.088%
5/12/2025Swiss National Bank135,200$864K0.0%+5.0%0.165%
5/9/2025Deutsche Bank AG259,553$1.66M0.0%-37.5%0.316%
5/9/2025Charles Schwab Investment Management Inc.487,731$3.12M0.0%-11.3%0.594%
5/9/2025Vanguard Group Inc.4,373,159$27.94M0.0%+0.3%5.326%
5/8/2025XTX Topco Ltd41,318$264K0.0%-51.8%0.050%
5/8/2025Banque Cantonale Vaudoise6,974$45K0.0%N/A0.008%
5/7/2025Essex 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%
5/7/2025Zurcher Kantonalbank Zurich Cantonalbank 25,233$161K0.0%+41.9%0.031%
5/7/2025Prescott Group Capital Management L.L.C.122,796$785K0.1%-71.5%0.150%
5/6/2025Avantax Advisory Services Inc.20,525$131K0.0%N/A0.025%
5/6/2025Royce & Associates LP706,278$4.51M0.0%-25.4%0.860%
5/6/2025Journey Strategic Wealth LLC17,596$112K0.0%+17.3%0.021%
5/6/2025Universal Beteiligungs und Servicegesellschaft mbH31,774$203K0.0%N/A0.039%
5/5/2025 Lewis Asset Management LLC33,100$212K0.2%N/A0.040%
5/5/2025Sargent Investment Group LLC274,267$1.75M0.3%-26.1%0.334%
5/5/2025 IFP Advisors Inc26,716$171K0.0%+28.9%0.033%
5/5/2025 AMH Equity Ltd110,000$703K1.1%N/A0.134%
5/1/2025Rice Hall James & Associates LLC828,789$5.30M0.3%+49.5%1.009%
5/1/2025 CWM LLC8,325$53K0.0%+2,137.9%0.010%
5/1/2025New York State Common Retirement Fund437,572$2.80M0.0%+2,073.6%0.533%
4/30/2025Alps Advisors Inc.126,326$807K0.0%+1.7%0.154%
4/29/2025 Envestnet Asset Management Inc.55,511$355K0.0%+17.5%0.068%
4/29/2025 Concurrent Investment Advisors LLC17,093$109K0.0%N/A0.021%
4/28/2025 Teacher Retirement System of Texas10,157$65K0.0%N/A0.012%
4/25/2025Skylands Capital LLC54,800$350K0.1%N/A0.067%
4/24/2025 Allspring Global Investments Holdings LLC299,311$1.90M0.0%+96.2%0.365%
4/23/2025 Oppenheimer & Co. Inc.203,160$1.30M0.0%+11.9%0.247%
4/22/2025 Woodmont Investment Counsel LLC30,003$192K0.0%+18.4%0.037%
4/17/2025 Janney Montgomery Scott LLC106,613$681K0.0%N/A0.130%
4/17/2025 Bouvel Investment Partners LLC90,992$581K0.2%+41.4%0.111%
4/17/2025 Exchange Traded Concepts LLC7,436$48K0.0%+460.4%0.009%
4/15/2025SG Americas Securities LLC67,394$431K0.0%N/A0.082%
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4/9/2025 Sanders Morris Harris LLC40,000$256K0.0%+14.3%0.049%
4/8/2025Rhumbline Advisers90,965$581K0.0%-2.2%0.111%
4/7/2025 GAMMA Investing LLC3,316$210K0.0%+1,998.7%0.004%
4/1/2025 Penbrook Management LLC18,155$116K0.1%N/A0.022%
3/24/2025Wellington Management Group LLP64,700$769K0.0%-57.0%0.079%
3/17/2025 Wealth Enhancement Advisory Services LLC10,843$129K0.0%N/A0.013%
3/12/2025 Palogic Value Management L.P.130,000$1.54M0.0%N/A0.158%
2/19/2025Toronto Dominion Bank22,388$266K0.0%N/A0.027%
2/18/2025AWM Investment Company Inc.1,208,686$14.36M1.7%+2.9%1.473%
2/18/2025Connective Capital Management LLC36,475$433K0.5%N/A0.044%
(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, 230 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 208 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: Millennium Management LLC ($1.98M), Gagnon Securities LLC ($1.90M), AIGH Capital Management LLC ($1.80M), AWM Investment Company Inc. ($1.32M), Driehaus Capital Management LLC ($1.22M), Goldman Sachs Group Inc. ($1.21M), and Point72 Asset Management L.P. ($1.10M).

How much institutional buying is happening at Aspen Aerogels?

Institutional investors have bought a total of 29,546,458 shares in the last 24 months. This purchase volume represents approximately $376.69M in transactions.

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

Of the 51 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: Hood River Capital Management LLC ($1.55M), Royce & Associates LP ($532.99K), American Century Companies Inc. ($487.94K), Federated Hermes Inc. ($368.10K), Allspring Global Investments Holdings LLC ($367.87K), Prescott Group Capital Management L.L.C. ($308.70K), and Encompass Capital Advisors LLC ($231.34K).

How much institutional selling is happening at Aspen Aerogels?

Institutional investors have sold a total of 5,726,558 shares in the last 24 months. This volume of shares sold represents approximately $87.56M in transactions.


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