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ASPEN AEROGELS INC hedge fund holdings

ASPNNYSE
$5.69+0.13 (+2.34% today)

Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.

Price vs funds buying and selling

ASPN · close · 13FReported Aug 14, 2026

Price vs funds buying and selling data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (-21.1%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
DateCategoryPersonRoleActionAmountChange in holding
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.

Price and fund activity data

Quarterly 13F fund buying and selling activity
QuarterFunds buyingFunds sellingBoughtSoldFilersReported
Q2 20258299$70.6M$64.9M168Aug 14, 2025
Q3 20258767$58.9M$49.4M192Nov 14, 2025
Q4 202566101$26.2M$37.4M177Feb 14, 2026
Q1 20265291$22.8M$31.6M157May 15, 2026
Q2 20268454$63.4M$35.4M172Aug 14, 2026

Quarterly action breakdown

Q2 2026
172 filers
New position
33
$12.1M+1.9M sh
Increased
51
$51.3M+8.1M sh
Reduced
40
-$27.8M-4.39M sh
Out / sold
14
-$7.56M-1.19M sh
Last 4 quarters · free
Reported Aug 14, 2026
FundActionChange in dollarValue% of portfolioReported
Needham Investment Management LLCReduce 27.84%-$7.98M$20.7M0.62%Aug 14, 2026
Samjo Management, LLCSell 100%-$2.21M$00.00%Aug 14, 2026
Baird Financial Group, Inc.New Buy+$2.19M$2.19M0.00%Aug 12, 2026
Gagnon Securities LLCReduce 17.51%-$2.07M$9.74M1.88%Aug 5, 2026
Palogic Value Management, L.P.Reduce 58.76%-$1.68M$1.18M0.39%Aug 14, 2026
Jefferies Financial Group Inc.New Buy+$801K$801K0.01%Aug 17, 2026
Rice Hall James & Associates, LLCAdded 5.32%+$524K$10.4M0.50%Aug 7, 2026
EntryPoint Capital, LLCReduce 53.78%-$500K$430K0.10%Aug 13, 2026
Numerai GP LLCSell 100%-$328K$00.00%Aug 14, 2026
WJ Financial Advisors LLCReduce 72.79%-$295K$110K0.08%Aug 13, 2026
Inspire Investing, LLCReduce 29.58%-$283K$674K0.03%Aug 12, 2026
First Trust Advisors LPAdded 22.69%+$261K$1.41M0.00%Aug 11, 2026
Fox Run Management, L.L.C.New Buy+$240K$240K0.04%Aug 4, 2026
Diversified Trust CoNew Buy+$210K$210K0.00%Jul 17, 2026
Bailard, Inc.New Buy+$187K$187K0.00%Jul 30, 2026
Mitsubishi UFJ Asset Management Co., Ltd.Reduce 15.67%-$127K$682K0.00%Aug 7, 2026
nVerses Capital, LLCReduce 37.76%-$97.1K$160K0.25%Aug 4, 2026
Axq Capital, LPSell 100%-$91.1K$00.00%Aug 6, 2026
Ironwood Investment Management LLCAdded 7.59%+$80.2K$1.14M0.39%Aug 14, 2026
IMC-Chicago, LLCSell 100%-$76.8K$00.00%Aug 6, 2026
R Squared LtdNew Buy+$75.8K$75.8K0.04%Aug 5, 2026
Oppenheimer & Co IncReduce 15.54%-$75.2K$408K0.00%Aug 3, 2026
Quantinno Capital Management LPNew Buy+$65.5K$65.5K0.00%Aug 13, 2026
Choreo, LLCSell 100%-$59K$00.00%Aug 4, 2026
Graham Capital Management, L.P.Reduce 11.75%-$39.1K$293K0.01%Aug 14, 2026
Aptus Capital Advisors, LLCSell 100%-$36K$00.00%Aug 12, 2026
Clarus Group, Inc.Sell 100%-$35.9K$00.00%Jul 24, 2026
Cannell & Spears LLCSell 100%-$34.2K$00.00%Aug 11, 2026
Canada Pension Plan Investment BoardReduce 13.03%-$19.7K$131K0.00%Aug 14, 2026
Banque Cantonale VaudoiseSell 100%-$14K$00.00%Jul 31, 2026
Concurrent Investment Advisors, LLCAdded 6.66%+$12.7K$203K0.00%Jul 27, 2026
Rachor Investment Advisory Services, LLCSell 100%-$4.03K$00.00%Jul 16, 2026
Pinnacle Wealth Planning Services, Inc.Reduce 10.53%-$38$3230.00%Aug 7, 2026
Silver Grove Financial Group, Inc.New Buy+$25$250.00%Aug 13, 2026

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