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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, Q1 2022

Institutional positions in Aspen Aerogels Inc as of Mar 31, 2022. 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
145
−11 vs. Q4 2021
Shares held
31.7M
+3.38M (+11.9%) vs. Q4 2021
Total value
$1.09B
−$317.5M (−22.5%) vs. Q4 2021
New holders
28
59 more added
Sold out
39
42 more reduced

3 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 holdersQ1 2022: 145 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 heldQ1 2022: $1.09B
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, Q1 2022

Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q4 2021.

Institutions holding ASPN in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Mariner, LLC10,094$349.0K0.00%+10,094New
Blueshift Asset Management, LLC9,868$340.0K0.03%+9,868New
Royal Bank of Canada9,755$336.0K0.00%−4,232−30.3%Reduced
Manufacturers Life Insurance Company, The9,258$319.2K0.00%−2,148−18.8%Reduced
State Board of Administration of Florida Retirement System9,098$314.0K0.00%00.0%Unchanged
Legal & General Group Plc8,943$309.0K0.00%+229+2.6%Added
Assenagon Asset Management S.A.8,641$298.0K0.00%−15,100−63.6%Reduced
PEAK6 Investments LLC7,958$274.0K0.01%+7,450+1,466.5%Added
Arizona State Retirement System7,153$247.0K0.00%+37+0.5%Added
Crossmark Global Holdings, Inc.6,976$241.0K0.01%+1,890+37.2%Added
HighMark Wealth Management LLC6,750$233.0K0.16%+4,250+170.0%Added
Clear Sky Advisers, LLC6,500$224.0K1.22%+6,500New
State of Tennessee, Treasury Department5,800$200.0K0.00%+5,800New
Citigroup Inc5,442$188.0K0.00%−4,776−46.7%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)4,648$160.0K0.00%+4,648New
Harel Insurance Investments & Financial Services Ltd.4,064$140.0K0.00%−1,111−21.5%Reduced
Barclays PLC3,703$128.0K0.00%−23,066−86.2%Reduced
Amalgamated Bank3,590$124.0K0.00%+3,590New
Amalgamated Financial Corp.3,590$124.0K0.00%+3,590New
Tower Research Capital LLC (TRC)3,208$110.0K0.00%+2,776+642.6%Added
Quent Capital, LLC3,000$103.0K0.02%+3,000New
Group One Trading, L.P.2,621$90.0K0.00%+2,621New
Advisor Group Holdings, Inc.2,539$87.0K0.00%+692+37.5%Added
Cubist Systematic Strategies, LLC2,312$80.0K0.00%−18,697−89.0%Reduced
First PREMIER Bank2,000$69.0K0.02%+2,000New
BNP Paribas Arbitrage, SA1,996$68.8K0.00%−4,948−71.3%Reduced
Ameritas Investment Partners, Inc.1,806$62.0K0.00%00.0%Unchanged
RPg Family Wealth Advisory, LLC1,519$52.4K0.02%00.0%Unchanged
Metropolitan Life Insurance Co1,478$51.0K0.00%−4,230−74.1%Reduced
First Command Financial Services, Inc.900$31.0K0.00%00.0%Unchanged
First Command Bank900$31.0K0.00%00.0%Unchanged
Captrust Financial Advisors722$25.0K0.00%+591+451.1%Added
The PNC Financial Services Group, Inc.600$20.0K0.00%+600New
Ahrens Investment Partners LLC358$12.0K0.00%−50−12.3%Reduced
Prospera Financial Services Inc275$9.00K0.00%+275New
Geneos Wealth Management Inc.227$7.00K0.00%00.0%Unchanged
First Horizon Advisors, Inc.186$6.00K0.00%+186New
Kelly Financial Services LLC140$4.83K0.00%00.0%Unchanged
Fortitude Advisory Group L.L.C.47$2.00K0.00%+28+147.4%Added
Whittier Trust Co54$2.00K0.00%+54New
Signaturefd, LLC26$1.00K0.00%+26New
Ellevest, Inc.9$00.00%00.0%Unchanged
TFC Financial Management2$00.00%00.0%Unchanged
Covestor Ltd8$00.00%−1−11.1%Reduced
Point72 Hong Kong Ltd9$00.00%+9New
Price T Rowe Associates Inc0$00.00%−375,968−100.0%Sold out
Collaborative Holdings Management LP0$00.00%−320,700−100.0%Sold out
HAP Trading, LLC0$00.00%−90,145−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−83,568−100.0%Sold out
EAM Investors, LLC0$00.00%−73,008−100.0%Sold out
EAM Global Investors LLC0$00.00%−55,297−100.0%Sold out
Alyeska Investment Group, L.P.0$00.00%−51,062−100.0%Sold out
Federated Hermes, Inc.0$00.00%−46,727−100.0%Sold out
Parametric Portfolio Associates LLC0$00.00%−32,526−100.0%Sold out
Polarity Investment Partners LP0$00.00%−28,614−100.0%Sold out
American Century Companies Inc0$00.00%−28,528−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−28,425−100.0%Sold out
HRT Financial LP0$00.00%−20,867−100.0%Sold out
Manatuck Hill Partners, LLC0$00.00%−20,300−100.0%Sold out
Luminus Management LLC0$00.00%−17,300−100.0%Sold out
Walleye Capital LLC0$00.00%−13,949−100.0%Sold out
Prudential Financial Inc0$00.00%−12,800−100.0%Sold out
Bradley Foster & Sargent Inc0$00.00%−12,362−100.0%Sold out
Engineers Gate Manager LP0$00.00%−11,415−100.0%Sold out
Wolverine Trading, LLC0$00.00%−11,409−100.0%Sold out
Thompson Davis & Co., Inc.0$00.00%−10,200−100.0%Sold out
Caption Management, LLC0$00.00%−10,100−100.0%Sold out
Brookfield Asset Management Inc.0$00.00%−10,020−100.0%Sold out
Brown Advisory Inc0$00.00%−10,031−100.0%Sold out
Occudo Quantitative Strategies LP0$00.00%−9,404−100.0%Sold out
National Bank of Canada0$00.00%−8,982−100.0%Sold out
Andrew Hill Investment Advisors, Inc.0$00.00%−5,745−100.0%Sold out
Janus Henderson Group PLC0$00.00%−5,296−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−5,177−100.0%Sold out
RBF Capital, LLC0$00.00%−5,000−100.0%Sold out
ProShare Advisors LLC0$00.00%−4,819−100.0%Sold out
Taylor, Cottrill, Erickson & Associates, Inc.0$00.00%−4,500−100.0%Sold out
Marshall Wace, LLP0$00.00%−2,846−100.0%Sold out
KRS Capital Management, LLC0$00.00%−2,700−100.0%Sold out
Dorsey Wright & Associates0$00.00%−2,655−100.0%Sold out
SG Americas Securities, LLC0$00.00%−2,429−100.0%Sold out
Banque Cantonale Vaudoise0$00.00%−672−100.0%Sold out
TCI Wealth Advisors, Inc.0$00.00%−138−100.0%Sold out
Toth Financial Advisory Corp0$00.00%−18−100.0%Sold out
Tygh Capital Management, Inc.––––Not filed
Reilly Financial Advisors, LLC––––Not filed
Harbour Investments, Inc.––––Not filed