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, Q3 2023
Institutional positions in Aspen Aerogels Inc as of Sep 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
- +1 vs. Q2 2023
- Shares held
- 67.8M
- +3.17M (+4.9%) vs. Q2 2023
- Total value
- $582.9M
- +$73.3M (+14.4%) vs. Q2 2023
- New holders
- 21
- 47 more added
- Sold out
- 20
- 60 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 179 | $464.9M |
| Q1 2026 | 166 | $236.7M |
| Q4 2025 | 183 | $199.0M |
| Q3 2025 | 204 | $496.8M |
| Q2 2025 | 182 | $423.4M |
| Q1 2025 | 221 | $455.4M |
| Q4 2024 | 231 | $868.2M |
| Q3 2024 | 243 | $1.93B |
| Q2 2024 | 222 | $1.69B |
| Q1 2024 | 167 | $1.31B |
| Q4 2023 | 170 | $1.18B |
| Q3 2023 | 159 | $582.9M |
| Q2 2023 | 159 | $524.6M |
| Q1 2023 | 156 | $498.6M |
| Q4 2022 | 164 | $793.4M |
| Q3 2022 | 140 | $344.0M |
| Q2 2022 | 148 | $366.3M |
| Q1 2022 | 145 | $1.09B |
| Q4 2021 | 159 | $1.42B |
| Q3 2021 | 130 | $1.27B |
| Q2 2021 | 115 | $849.9M |
| Q1 2021 | 85 | $482.2M |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Maven Securities LTD | 100,000 | $860.0K | 0.09% | +100,000 | New |
| Credit Suisse AG | 100,220 | $861.9K | 0.00% | +3,774+3.9% | Added |
| Legato Capital Management LLC | 107,252 | $922.4K | 0.13% | −5,096−4.5% | Reduced |
| Swiss National Bank | 115,600 | $994.2K | 0.00% | −21,700−15.8% | Reduced |
| Potomac Capital Management, Inc. | 117,226 | $1.01M | 1.29% | 00.0% | Unchanged |
| Redwood Grove Capital, LLC | 133,210 | $1.15M | 0.46% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 149,158 | $1.28M | 0.00% | +4,254+2.9% | Added |
| Greenwood Capital Associates LLC | 155,515 | $1.34M | 0.19% | −1,977−1.3% | Reduced |
| UBS Group AG | 181,404 | $1.56M | 0.00% | +2,950+1.7% | Added |
| Marshall Wace, LLP | 193,020 | $1.66M | 0.00% | −39,621−17.0% | Reduced |
| Hartree Partners, LP | 200,001 | $1.72M | 0.70% | +90,001+81.8% | Added |
| Bank of New York Mellon Corp | 208,062 | $1.79M | 0.00% | −4,189−2.0% | Reduced |
| Trellus Management Company, LLC | 220,000 | $1.89M | 3.66% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 220,615 | $1.90M | 0.05% | −1,095−0.5% | Reduced |
| Dimensional Fund Advisors LP | 239,763 | $2.06M | 0.00% | +226,401+1,694.4% | Added |
| Sora Investors LLC | 250,000 | $2.15M | 0.48% | +170,000+212.5% | Added |
| Sargent Investment Group, LLC | 271,710 | $2.34M | 0.56% | +13,855+5.4% | Added |
| Zevenbergen Capital Investments LLC | 274,227 | $2.36M | 0.06% | −1,335−0.5% | Reduced |
| ExodusPoint Capital Management, LP | 277,967 | $2.39M | 0.03% | −292,018−51.2% | Reduced |
| Palogic Value Management, L.P. | 300,000 | $2.58M | 1.27% | +50,000+20.0% | Added |
| Harvey Partners, LLC | 302,500 | $2.60M | 0.33% | +302,500 | New |
| CastleKnight Management LP | 310,200 | $2.67M | 0.45% | 00.0% | Unchanged |
| Silvercrest Asset Management Group LLC | 322,967 | $2.78M | 0.02% | −835−0.3% | Reduced |
| Morgan Stanley | 348,995 | $3.00M | 0.00% | +180,487+107.1% | Added |
| AMH Equity Ltd | 362,970 | $3.14M | 4.01% | −637,030−63.7% | Reduced |
| Goldman Sachs Group Inc | 365,536 | $3.14M | 0.00% | +3,202+0.9% | Added |
| Worth Venture Partners, LLC | 428,367 | $3.68M | 2.20% | +428,367 | New |
| Caption Management, LLC | 430,000 | $3.70M | 0.48% | −172,948−28.7% | Reduced |
| Baird Financial Group, Inc. | 478,171 | $4.11M | 0.01% | −18,368−3.7% | Reduced |
| Masters Capital Management LLC | 498,500 | $4.29M | 0.84% | +498,500 | New |
| Algert Global LLC | 508,794 | $4.38M | 0.21% | −121,800−19.3% | Reduced |
| Northern Trust Corp | 528,399 | $4.54M | 0.00% | −6,037−1.1% | Reduced |
| New York State Common Retirement Fund | 554,698 | $4.77M | 0.01% | −980.0% | Reduced |
| Point72 Asset Management, L.P. | 575,233 | $4.95M | 0.02% | +261,201+83.2% | Added |
| Essex Investment Management Co LLC | 595,137 | $5.12M | 0.84% | −416,334−41.2% | Reduced |
| Rice Hall James & Associates, LLC | 623,135 | $5.36M | 0.34% | +494,662+385.0% | Added |
| Citadel Advisors LLC | 667,829 | $5.74M | 0.01% | +238,171+55.4% | Added |
| Redwood Investments, LLC | 729,423 | $6.27M | 0.85% | −55,122−7.0% | Reduced |
| Federated Hermes, Inc. | 750,000 | $6.45M | 0.02% | 00.0% | Unchanged |
| Penn Capital Management Co Inc | 789,936 | $6.80M | 0.70% | +24,915+3.3% | Added |
| Ameriprise Financial Inc | 879,492 | $7.56M | 0.00% | −97,042−9.9% | Reduced |
| Frontier Capital Management Co LLC | 963,587 | $8.29M | 0.09% | +963,587 | New |
| Nuveen Asset Management, LLC | 1,018,092 | $8.76M | 0.00% | −136,339−11.8% | Reduced |
| Geode Capital Management, LLC | 1,075,276 | $9.25M | 0.00% | +8,591+0.8% | Added |
| UniSuper Management Pty Ltd | 1,083,836 | $9.32M | 0.11% | +128,974+13.5% | Added |
| State Street Corp | 1,185,816 | $10.2M | 0.00% | −7,311−0.6% | Reduced |
| Telemark Asset Management, LLC | 1,250,000 | $10.8M | 1.63% | −305,000−19.6% | Reduced |
| Royce & Associates LP | 1,459,349 | $12.6M | 0.13% | +356,466+32.3% | Added |
| Ardsley Advisory Partners LP | 1,545,000 | $13.3M | 3.60% | +33,322+2.2% | Added |
| AWM Investment Company, Inc. | 1,661,580 | $14.3M | 2.11% | 00.0% | Unchanged |
| AIGH Capital Management LLC | 1,752,022 | $15.1M | 7.14% | +1,752,022 | New |
| FMR LLC | 2,279,177 | $19.6M | 0.00% | −39,634−1.7% | Reduced |
| Needham Investment Management LLC | 2,528,300 | $21.7M | 3.70% | +260,000+11.5% | Added |
| Samjo Capital LLC | 3,015,000 | $25.9M | 10.20% | +1,275,000+73.3% | Added |
| George Kaiser Family Foundation | 3,167,322 | $27.2M | 5.20% | 00.0% | Unchanged |
| Oaktop Capital Management II, L.P. | 3,194,758 | $27.5M | 4.58% | 00.0% | Unchanged |
| Vanguard Group Inc | 3,445,887 | $29.6M | 0.00% | +14,013+0.4% | Added |
| BlackRock Inc. | 3,873,707 | $33.3M | 0.00% | +21,296+0.6% | Added |
| Kim, LLC | 15,780,426 | $135.7M | 13.72% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −613,233−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −227,400−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −225,665−100.0% | Sold out |
| Yaupon Capital Management LP | 0 | $0 | 0.00% | −167,078−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −57,900−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −49,135−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −32,900−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −20,150−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −18,906−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −18,614−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −16,948−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −16,493−100.0% | Sold out |
| Flputnam Investment Management Co | 0 | $0 | 0.00% | −16,161−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −12,500−100.0% | Sold out |
| Invesco Ltd. | 0 | $0 | 0.00% | −11,035−100.0% | Sold out |
| Spouting Rock Asset Management, LLC | 0 | $0 | 0.00% | −10,672−100.0% | Sold out |
| Portside Wealth Group, LLC | 0 | $0 | 0.00% | −10,126−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −8,457−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −8,026−100.0% | Sold out |
| Glassman Wealth Services | 0 | $0 | 0.00% | −117−100.0% | Sold out |
| Cowen Prime Advisors LLC | – | – | – | – | Not filed |