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Aspen Aerogels Inc

ASPN
Exchange
NYSE
Industry
Wholesale-Lumber & Other Construction Materials
SEC CIK
0001145986

In the last 90 days, Aspen Aerogels Inc insiders filed 0 open-market purchases and 1 sale; 179 institutions reported holding it in 13F filings for Q2 2026, worth $464.9M in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Aspen Aerogels Inc as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
159
+4 vs. Q1 2023
Shares held
66.5M
−676.1K (−1.0%) vs. Q1 2023
Total value
$524.6M
+$26.0M (+5.2%) vs. Q1 2023
New holders
29
69 more added
Sold out
25
39 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ASPN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 159 institutions
Q1 2021: 85 institutionsQ2 2021: 115 institutionsQ3 2021: 130 institutionsQ4 2021: 159 institutionsQ1 2022: 145 institutionsQ2 2022: 148 institutionsQ3 2022: 140 institutionsQ4 2022: 164 institutionsQ1 2023: 156 institutionsQ2 2023: 159 institutionsQ3 2023: 159 institutionsQ4 2023: 170 institutionsQ1 2024: 167 institutionsQ2 2024: 222 institutionsQ3 2024: 243 institutionsQ4 2024: 231 institutionsQ1 2025: 221 institutionsQ2 2025: 182 institutionsQ3 2025: 204 institutionsQ4 2025: 183 institutionsQ1 2026: 166 institutionsQ2 2026: 179 institutions
Value heldQ2 2023: $524.6M
Q1 2021: $482.2MQ2 2021: $849.9MQ3 2021: $1.27BQ4 2021: $1.42BQ1 2022: $1.09BQ2 2022: $366.3MQ3 2022: $344.0MQ4 2022: $793.4MQ1 2023: $498.6MQ2 2023: $524.6MQ3 2023: $582.9MQ4 2023: $1.18BQ1 2024: $1.31BQ2 2024: $1.69BQ3 2024: $1.93BQ4 2024: $868.2MQ1 2025: $455.4MQ2 2025: $423.4MQ3 2025: $496.8MQ4 2025: $199.0MQ1 2026: $236.7MQ2 2026: $464.9M
Institutions holding ASPN and their total value by quarter
QuarterHoldersValue
Q2 2026179$464.9M
Q1 2026166$236.7M
Q4 2025183$199.0M
Q3 2025204$496.8M
Q2 2025182$423.4M
Q1 2025221$455.4M
Q4 2024231$868.2M
Q3 2024243$1.93B
Q2 2024222$1.69B
Q1 2024167$1.31B
Q4 2023170$1.18B
Q3 2023159$582.9M
Q2 2023159$524.6M
Q1 2023156$498.6M
Q4 2022164$793.4M
Q3 2022140$344.0M
Q2 2022148$366.3M
Q1 2022145$1.09B
Q4 2021159$1.42B
Q3 2021130$1.27B
Q2 2021115$849.9M
Q1 202185$482.2M

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q1 2023.

Institutions holding ASPN in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd18$00.00%+9+100.0%Added
TFC Financial Management2$160.00%00.0%Unchanged
Nisa Investment Advisors, LLC20$1580.00%+20New
Mendota Financial Group, LLC47$3710.00%+47New
Colonial Trust Advisors50$3950.00%00.0%Unchanged
Allworth Financial LP53$4190.00%+53New
Glassman Wealth Services117$9230.00%+117New
Toronto Dominion Bank158$1.00K0.00%+158New
GWM Advisors LLC147$1.16K0.00%+34+30.1%Added
HHM Wealth Advisors, LLC200$1.58K0.00%00.0%Unchanged
US Bancorp224$1.77K0.00%−413−64.8%Reduced
Signaturefd, LLC247$1.95K0.00%+183+285.9%Added
HighMark Wealth Management LLC250$1.97K0.00%00.0%Unchanged
Quadrant Capital Group LLC295$2.33K0.00%+295New
IFP Advisors, Inc495$2.50K0.00%00.0%Unchanged
First Horizon Advisors, Inc.353$2.79K0.00%+77+27.9%Added
CWM, LLC419$3.00K0.00%+419New
Performa Ltd (US), LLC450$3.55K0.00%−400−47.1%Reduced
The PNC Financial Services Group, Inc.633$4.99K0.00%+33+5.5%Added
Colonial Trust Co728$5.74K0.00%+211+40.8%Added
Metropolitan Life Insurance Co2,728$21.5K0.00%00.0%Unchanged
Banque Cantonale Vaudoise3,341$26.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)3,727$29.4K0.00%−3,633−49.4%Reduced
Amalgamated Bank3,980$31.0K0.00%−2,015−33.6%Reduced
Ameritas Investment Partners, Inc.4,036$31.8K0.00%00.0%Unchanged
First PREMIER Bank4,000$32.0K0.01%00.0%Unchanged
Cubist Systematic Strategies, LLC4,658$36.8K0.00%−250,361−98.2%Reduced
Group One Trading, L.P.8,026$63.3K0.00%+4,007+99.7%Added
Harel Insurance Investments & Financial Services Ltd.8,243$65.0K0.00%+1,173+16.6%Added
Point72 Middle East FZE8,457$66.7K0.00%+8,457New
Zurcher Kantonalbank (Zurich Cantonalbank)9,364$73.9K0.00%00.0%Unchanged
Choate Investment Advisors10,000$78.9K0.00%00.0%Unchanged
Crestwood Advisors Group LLC10,052$79.3K0.00%+10,052New
Portside Wealth Group, LLC10,126$79.9K0.01%+10,126New
Spouting Rock Asset Management, LLC10,672$84.2K0.03%+10,672New
Price T Rowe Associates Inc10,688$85.0K0.00%+10,688New
Invesco Ltd.11,035$87.1K0.00%−7,107−39.2%Reduced
Boothbay Fund Management, LLC12,500$98.6K0.00%−97,574−88.6%Reduced
Quantamental Technologies LLC12,612$99.5K0.04%+12,612New
Ballentine Partners, LLC13,179$104.0K0.00%+13,179New
Dimensional Fund Advisors LP13,362$105.4K0.00%−117,443−89.8%Reduced
Mirae Asset Global Investments Co., Ltd.13,451$106.1K0.00%00.0%Unchanged
Mariner, LLC13,536$106.8K0.00%+2,743+25.4%Added
State Board of Administration of Florida Retirement System14,508$114.5K0.00%+390+2.8%Added
Royal Bank of Canada14,594$116.0K0.00%+2,064+16.5%Added
Envestnet Asset Management Inc15,156$119.6K0.00%+4,116+37.3%Added
Thompson Davis & Co., Inc.15,950$125.8K0.14%−400−2.4%Reduced
Flputnam Investment Management Co16,161$127.5K0.00%00.0%Unchanged
Dynamic Technology Lab Private Ltd16,493$130.0K0.02%−101,969−86.1%Reduced
XTX Topco Ltd16,948$133.7K0.02%−7,467−30.6%Reduced
Empower Advisory Group, LLC17,148$135.3K0.00%+17,148New
Bayesian Capital Management, LP17,600$138.9K0.01%−16,100−47.8%Reduced
Arizona State Retirement System17,713$139.8K0.00%+457+2.6%Added
Tudor Investment Corp Et Al18,614$146.9K0.00%−155,970−89.3%Reduced
Y-Intercept (Hong Kong) Ltd18,906$149.2K0.02%+18,906New
Bank of Montreal18,934$154.1K0.00%+18,934New
Wells Fargo & Company20,027$158.0K0.00%+9,679+93.5%Added
Jump Financial, LLC20,150$159.0K0.01%+20,150New
American Century Companies Inc20,223$159.6K0.00%+20,223New
Voya Investment Management LLC20,437$161.2K0.00%+2,875+16.4%Added
Manufacturers Life Insurance Company, The20,865$164.6K0.00%+8,540+69.3%Added
Barclays PLC21,528$169.9K0.00%−3,898−15.3%Reduced
Citigroup Inc22,904$180.7K0.00%+16,079+235.6%Added
Franklin Resources Inc24,538$193.6K0.00%+24,538New
American International Group, Inc.24,599$194.1K0.00%+340+1.4%Added
Highland Capital Management Fund Advisors, L.P.24,650$194.5K0.03%−3,400−12.1%Reduced
SEI Investments Co24,918$196.6K0.00%+1,020+4.3%Added
MetLife Investment Management26,511$209.2K0.00%00.0%Unchanged
Abbot Financial Management, Inc.28,104$221.7K0.14%−2,568−8.4%Reduced
Janus Henderson Group PLC30,856$243.3K0.00%−120.0%Reduced
Los Angeles Capital Management LLC32,900$259.6K0.00%−26,471−44.6%Reduced
Firsthand Capital Management, Inc.35,000$276.1K0.33%00.0%Unchanged
Diametric Capital, LP41,841$330.1K0.15%−11,814−22.0%Reduced
Alliancebernstein L.P.45,410$358.3K0.00%+34,510+316.6%Added
JPMorgan Chase & Co45,427$358.4K0.00%−21,379−32.0%Reduced
Nebula Research & Development LLC46,046$363.3K0.28%+12,412+36.9%Added
TownSquare Capital, LLC46,381$365.9K0.01%+46,381New
Levin Capital Strategies, L.P.47,613$375.7K0.04%+17,000+55.5%Added
Advisor Group Holdings, Inc.49,055$387.0K0.00%−229−0.5%Reduced
Strategic Wealth Partners, Ltd.49,109$387.5K0.05%+1,379+2.9%Added
Jane Street Group, LLC49,135$387.7K0.00%+33,957+223.7%Added
Woodmont Investment Counsel LLC50,085$395.2K0.04%−9,200−15.5%Reduced
Legal & General Group Plc51,787$408.6K0.00%+28,559+123.0%Added
ARS Investment Partners, LLC55,216$435.7K0.05%+6,112+12.4%Added
BNP Paribas Arbitrage, SA55,313$436.4K0.00%−14,410−20.7%Reduced
Two Sigma Advisers, LP57,900$456.8K0.00%−377,800−86.7%Reduced
Wolverine Trading, LLC61,597$461.4K0.01%+61,597New
HRT Financial LP61,456$484.0K0.00%+61,456New
Squarepoint Ops LLC66,725$526.5K0.00%−21,823−24.6%Reduced
California State Teachers Retirement System72,472$571.8K0.00%+1,465+2.1%Added
Rhumbline Advisers74,256$585.9K0.00%+25,479+52.2%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.78,646$620.5K0.00%+17,707+29.1%Added
Sora Investors LLC80,000$631.2K0.28%+80,000New
Russell Investments Group, Ltd.82,581$651.6K0.00%+23,599+40.0%Added
Bouvel Investment Partners, LLC89,400$705.4K0.39%+89,400New
Bridgewater Advisors Inc.94,000$741.7K0.15%00.0%Unchanged
Credit Suisse AG96,446$761.0K0.00%+23,738+32.6%Added
Allspring Global Investments Holdings, LLC100,291$791.3K0.00%+239+0.2%Added
Hartree Partners, LP110,000$867.9K0.44%+110,000New
Legato Capital Management LLC112,348$886.4K0.12%+60,899+118.4%Added