Skip to main content

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
American Century Companies Inc20,223$159.6K0.00%+20,223New
Jump Financial, LLC20,150$159.0K0.01%+20,150New
Wells Fargo & Company20,027$158.0K0.00%+9,679+93.5%Added
Bank of Montreal18,934$154.1K0.00%+18,934New
Y-Intercept (Hong Kong) Ltd18,906$149.2K0.02%+18,906New
Tudor Investment Corp Et Al18,614$146.9K0.00%−155,970−89.3%Reduced
Arizona State Retirement System17,713$139.8K0.00%+457+2.6%Added
Bayesian Capital Management, LP17,600$138.9K0.01%−16,100−47.8%Reduced
Empower Advisory Group, LLC17,148$135.3K0.00%+17,148New
XTX Topco Ltd16,948$133.7K0.02%−7,467−30.6%Reduced
Dynamic Technology Lab Private Ltd16,493$130.0K0.02%−101,969−86.1%Reduced
Flputnam Investment Management Co16,161$127.5K0.00%00.0%Unchanged
Thompson Davis & Co., Inc.15,950$125.8K0.14%−400−2.4%Reduced
Envestnet Asset Management Inc15,156$119.6K0.00%+4,116+37.3%Added
Royal Bank of Canada14,594$116.0K0.00%+2,064+16.5%Added
State Board of Administration of Florida Retirement System14,508$114.5K0.00%+390+2.8%Added
Mariner, LLC13,536$106.8K0.00%+2,743+25.4%Added
Mirae Asset Global Investments Co., Ltd.13,451$106.1K0.00%00.0%Unchanged
Dimensional Fund Advisors LP13,362$105.4K0.00%−117,443−89.8%Reduced
Ballentine Partners, LLC13,179$104.0K0.00%+13,179New
Quantamental Technologies LLC12,612$99.5K0.04%+12,612New
Boothbay Fund Management, LLC12,500$98.6K0.00%−97,574−88.6%Reduced
Invesco Ltd.11,035$87.1K0.00%−7,107−39.2%Reduced
Price T Rowe Associates Inc10,688$85.0K0.00%+10,688New
Spouting Rock Asset Management, LLC10,672$84.2K0.03%+10,672New
Portside Wealth Group, LLC10,126$79.9K0.01%+10,126New
Crestwood Advisors Group LLC10,052$79.3K0.00%+10,052New
Choate Investment Advisors10,000$78.9K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)9,364$73.9K0.00%00.0%Unchanged
Point72 Middle East FZE8,457$66.7K0.00%+8,457New
Harel Insurance Investments & Financial Services Ltd.8,243$65.0K0.00%+1,173+16.6%Added
Group One Trading, L.P.8,026$63.3K0.00%+4,007+99.7%Added
Cubist Systematic Strategies, LLC4,658$36.8K0.00%−250,361−98.2%Reduced
First PREMIER Bank4,000$32.0K0.01%00.0%Unchanged
Ameritas Investment Partners, Inc.4,036$31.8K0.00%00.0%Unchanged
Amalgamated Bank3,980$31.0K0.00%−2,015−33.6%Reduced
Tower Research Capital LLC (TRC)3,727$29.4K0.00%−3,633−49.4%Reduced
Banque Cantonale Vaudoise3,341$26.0K0.00%00.0%Unchanged
Metropolitan Life Insurance Co2,728$21.5K0.00%00.0%Unchanged
Colonial Trust Co728$5.74K0.00%+211+40.8%Added
The PNC Financial Services Group, Inc.633$4.99K0.00%+33+5.5%Added
Performa Ltd (US), LLC450$3.55K0.00%−400−47.1%Reduced
CWM, LLC419$3.00K0.00%+419New
First Horizon Advisors, Inc.353$2.79K0.00%+77+27.9%Added
IFP Advisors, Inc495$2.50K0.00%00.0%Unchanged
Quadrant Capital Group LLC295$2.33K0.00%+295New
HighMark Wealth Management LLC250$1.97K0.00%00.0%Unchanged
Signaturefd, LLC247$1.95K0.00%+183+285.9%Added
US Bancorp224$1.77K0.00%−413−64.8%Reduced
HHM Wealth Advisors, LLC200$1.58K0.00%00.0%Unchanged
GWM Advisors LLC147$1.16K0.00%+34+30.1%Added
Toronto Dominion Bank158$1.00K0.00%+158New
Glassman Wealth Services117$9230.00%+117New
Allworth Financial LP53$4190.00%+53New
Colonial Trust Advisors50$3950.00%00.0%Unchanged
Mendota Financial Group, LLC47$3710.00%+47New
Nisa Investment Advisors, LLC20$1580.00%+20New
TFC Financial Management2$160.00%00.0%Unchanged
Covestor Ltd18$00.00%+9+100.0%Added
Encompass Capital Advisors LLC0$00.00%−1,935,757−100.0%Sold out
J. Goldman & Co LP0$00.00%−534,665−100.0%Sold out
Assenagon Asset Management S.A.0$00.00%−429,352−100.0%Sold out
Clear Sky Advisers, LLC0$00.00%−358,700−100.0%Sold out
Two Sigma Investments, LP0$00.00%−310,291−100.0%Sold out
Prescott Group Capital Management, L.L.C.0$00.00%−260,766−100.0%Sold out
Trexquant Investment LP0$00.00%−96,920−100.0%Sold out
Walleye Capital LLC0$00.00%−79,912−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−77,788−100.0%Sold out
Journey Strategic Wealth LLC0$00.00%−67,000−100.0%Sold out
Simplex Trading, LLC0$00.00%−53,586−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−46,642−100.0%Sold out
Quantbot Technologies LP0$00.00%−38,080−100.0%Sold out
Axq Capital, LP0$00.00%−35,997−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−33,155−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−33,015−100.0%Sold out
Versor Investments LP0$00.00%−28,200−100.0%Sold out
Tilt Investment Management Holdings, PBC0$00.00%−22,413−100.0%Sold out
Innovis Asset Management LLC0$00.00%−14,413−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−13,394−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−12,300−100.0%Sold out
Quent Capital, LLC0$00.00%−8,000−100.0%Sold out
Parallel Advisors, LLC0$00.00%−78−100.0%Sold out
Creative Planning0$00.00%−72−100.0%Sold out
WealthPLAN Partners, LLC0$00.00%−10−100.0%Sold out
Ahrens Investment Partners LLC––––Not filed