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 |
|---|---|---|---|---|---|
| Kim, LLC | 15,780,426 | $135.7M | 13.72% | 00.0% | Unchanged |
| BlackRock Inc. | 3,873,707 | $33.3M | 0.00% | +21,296+0.6% | Added |
| Vanguard Group Inc | 3,445,887 | $29.6M | 0.00% | +14,013+0.4% | Added |
| Oaktop Capital Management II, L.P. | 3,194,758 | $27.5M | 4.58% | 00.0% | Unchanged |
| George Kaiser Family Foundation | 3,167,322 | $27.2M | 5.20% | 00.0% | Unchanged |
| Samjo Capital LLC | 3,015,000 | $25.9M | 10.20% | +1,275,000+73.3% | Added |
| Needham Investment Management LLC | 2,528,300 | $21.7M | 3.70% | +260,000+11.5% | Added |
| FMR LLC | 2,279,177 | $19.6M | 0.00% | −39,634−1.7% | Reduced |
| AIGH Capital Management LLC | 1,752,022 | $15.1M | 7.14% | +1,752,022 | New |
| AWM Investment Company, Inc. | 1,661,580 | $14.3M | 2.11% | 00.0% | Unchanged |
| Ardsley Advisory Partners LP | 1,545,000 | $13.3M | 3.60% | +33,322+2.2% | Added |
| Royce & Associates LP | 1,459,349 | $12.6M | 0.13% | +356,466+32.3% | Added |
| Telemark Asset Management, LLC | 1,250,000 | $10.8M | 1.63% | −305,000−19.6% | Reduced |
| State Street Corp | 1,185,816 | $10.2M | 0.00% | −7,311−0.6% | Reduced |
| UniSuper Management Pty Ltd | 1,083,836 | $9.32M | 0.11% | +128,974+13.5% | Added |
| Geode Capital Management, LLC | 1,075,276 | $9.25M | 0.00% | +8,591+0.8% | Added |
| Nuveen Asset Management, LLC | 1,018,092 | $8.76M | 0.00% | −136,339−11.8% | Reduced |
| Frontier Capital Management Co LLC | 963,587 | $8.29M | 0.09% | +963,587 | New |
| Ameriprise Financial Inc | 879,492 | $7.56M | 0.00% | −97,042−9.9% | Reduced |
| Penn Capital Management Co Inc | 789,936 | $6.80M | 0.70% | +24,915+3.3% | Added |
| Federated Hermes, Inc. | 750,000 | $6.45M | 0.02% | 00.0% | Unchanged |
| Redwood Investments, LLC | 729,423 | $6.27M | 0.85% | −55,122−7.0% | Reduced |
| Citadel Advisors LLC | 667,829 | $5.74M | 0.01% | +238,171+55.4% | Added |
| Rice Hall James & Associates, LLC | 623,135 | $5.36M | 0.34% | +494,662+385.0% | Added |
| Essex Investment Management Co LLC | 595,137 | $5.12M | 0.84% | −416,334−41.2% | Reduced |
| Point72 Asset Management, L.P. | 575,233 | $4.95M | 0.02% | +261,201+83.2% | Added |
| New York State Common Retirement Fund | 554,698 | $4.77M | 0.01% | −980.0% | Reduced |
| Northern Trust Corp | 528,399 | $4.54M | 0.00% | −6,037−1.1% | Reduced |
| Algert Global LLC | 508,794 | $4.38M | 0.21% | −121,800−19.3% | Reduced |
| Masters Capital Management LLC | 498,500 | $4.29M | 0.84% | +498,500 | New |
| Baird Financial Group, Inc. | 478,171 | $4.11M | 0.01% | −18,368−3.7% | Reduced |
| Caption Management, LLC | 430,000 | $3.70M | 0.48% | −172,948−28.7% | Reduced |
| Worth Venture Partners, LLC | 428,367 | $3.68M | 2.20% | +428,367 | New |
| Goldman Sachs Group Inc | 365,536 | $3.14M | 0.00% | +3,202+0.9% | Added |
| AMH Equity Ltd | 362,970 | $3.14M | 4.01% | −637,030−63.7% | Reduced |
| Morgan Stanley | 348,995 | $3.00M | 0.00% | +180,487+107.1% | Added |
| Silvercrest Asset Management Group LLC | 322,967 | $2.78M | 0.02% | −835−0.3% | Reduced |
| CastleKnight Management LP | 310,200 | $2.67M | 0.45% | 00.0% | Unchanged |
| Harvey Partners, LLC | 302,500 | $2.60M | 0.33% | +302,500 | New |
| Palogic Value Management, L.P. | 300,000 | $2.58M | 1.27% | +50,000+20.0% | Added |
| ExodusPoint Capital Management, LP | 277,967 | $2.39M | 0.03% | −292,018−51.2% | Reduced |
| Zevenbergen Capital Investments LLC | 274,227 | $2.36M | 0.06% | −1,335−0.5% | Reduced |
| Sargent Investment Group, LLC | 271,710 | $2.34M | 0.56% | +13,855+5.4% | Added |
| Sora Investors LLC | 250,000 | $2.15M | 0.48% | +170,000+212.5% | Added |
| Dimensional Fund Advisors LP | 239,763 | $2.06M | 0.00% | +226,401+1,694.4% | Added |
| Kennedy Capital Management, Inc. | 220,615 | $1.90M | 0.05% | −1,095−0.5% | Reduced |
| Trellus Management Company, LLC | 220,000 | $1.89M | 3.66% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 208,062 | $1.79M | 0.00% | −4,189−2.0% | Reduced |
| Hartree Partners, LP | 200,001 | $1.72M | 0.70% | +90,001+81.8% | Added |
| Marshall Wace, LLP | 193,020 | $1.66M | 0.00% | −39,621−17.0% | Reduced |
| UBS Group AG | 181,404 | $1.56M | 0.00% | +2,950+1.7% | Added |
| Greenwood Capital Associates LLC | 155,515 | $1.34M | 0.19% | −1,977−1.3% | Reduced |
| Charles Schwab Investment Management Inc | 149,158 | $1.28M | 0.00% | +4,254+2.9% | Added |
| Redwood Grove Capital, LLC | 133,210 | $1.15M | 0.46% | 00.0% | Unchanged |
| Potomac Capital Management, Inc. | 117,226 | $1.01M | 1.29% | 00.0% | Unchanged |
| Swiss National Bank | 115,600 | $994.2K | 0.00% | −21,700−15.8% | Reduced |
| Legato Capital Management LLC | 107,252 | $922.4K | 0.13% | −5,096−4.5% | Reduced |
| Credit Suisse AG | 100,220 | $861.9K | 0.00% | +3,774+3.9% | Added |
| Maven Securities LTD | 100,000 | $860.0K | 0.09% | +100,000 | New |
| Allspring Global Investments Holdings, LLC | 96,034 | $825.9K | 0.00% | −4,257−4.2% | Reduced |
| State of Wisconsin Investment Board | 95,366 | $820.1K | 0.00% | −21,464−18.4% | Reduced |
| Diametric Capital, LP | 95,049 | $817.4K | 0.34% | +53,208+127.2% | Added |
| Bouvel Investment Partners, LLC | 90,389 | $777.3K | 0.42% | +989+1.1% | Added |
| DLD Asset Management, LP | 88,147 | $758.1K | 0.11% | +88,147 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 84,257 | $724.6K | 0.00% | +5,611+7.1% | Added |
| Susquehanna International Group, LLP | 83,057 | $714.3K | 0.00% | −46,834−36.1% | Reduced |
| Wolverine Trading, LLC | 82,883 | $712.8K | 0.01% | +21,286+34.6% | Added |
| Russell Investments Group, Ltd. | 81,610 | $701.8K | 0.00% | −971−1.2% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 76,580 | $658.6K | 0.00% | +76,580 | New |
| Rhumbline Advisers | 76,117 | $654.6K | 0.00% | +1,861+2.5% | Added |
| Bridgewater Advisors Inc. | 76,000 | $653.6K | 0.10% | −18,000−19.1% | Reduced |
| Levin Capital Strategies, L.P. | 70,613 | $607.3K | 0.08% | +23,000+48.3% | Added |
| Strategic Wealth Partners, Ltd. | 68,338 | $587.7K | 0.08% | +19,229+39.2% | Added |
| Deutsche Bank AG | 63,130 | $542.9K | 0.00% | −275,361−81.3% | Reduced |
| Squarepoint Ops LLC | 62,381 | $536.5K | 0.00% | −4,344−6.5% | Reduced |
| Bank of America Corp | 62,336 | $536.1K | 0.00% | −62,281−50.0% | Reduced |
| UBS Asset Management Americas Inc | 57,840 | $497.4K | 0.00% | −281,901−83.0% | Reduced |
| California State Teachers Retirement System | 57,706 | $496.3K | 0.00% | −14,766−20.4% | Reduced |
| Advisor Group Holdings, Inc. | 52,808 | $454.1K | 0.00% | +3,753+7.7% | Added |
| Principal Financial Group Inc | 52,156 | $448.5K | 0.00% | +52,156 | New |
| Legal & General Group Plc | 51,317 | $441.3K | 0.00% | −470−0.9% | Reduced |
| Woodmont Investment Counsel LLC | 47,100 | $405.1K | 0.04% | −2,985−6.0% | Reduced |
| Alliancebernstein L.P. | 45,410 | $390.5K | 0.00% | 00.0% | Unchanged |
| TownSquare Capital, LLC | 41,202 | $354.3K | 0.01% | −5,179−11.2% | Reduced |
| Mesirow Financial Investment Management, Inc. | 38,791 | $333.6K | 1.45% | +38,791 | New |
| ARS Investment Partners, LLC | 36,396 | $313.0K | 0.04% | −18,820−34.1% | Reduced |
| Firsthand Capital Management, Inc. | 35,000 | $301.0K | 0.43% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 34,958 | $300.6K | 0.00% | −10,469−23.0% | Reduced |
| Nebula Research & Development LLC | 32,729 | $281.5K | 0.15% | −13,317−28.9% | Reduced |
| American Century Companies Inc | 32,364 | $278.3K | 0.00% | +12,141+60.0% | Added |
| Janus Henderson Group PLC | 30,859 | $265.2K | 0.00% | +30.0% | Added |
| Abbot Financial Management, Inc. | 28,104 | $241.7K | 0.16% | 00.0% | Unchanged |
| SEI Investments Co | 28,083 | $241.5K | 0.00% | +3,165+12.7% | Added |
| MetLife Investment Management | 26,511 | $228.0K | 0.00% | 00.0% | Unchanged |
| Advisory Research Inc | 25,824 | $222.1K | 0.03% | +25,824 | New |
| American International Group, Inc. | 25,506 | $219.4K | 0.00% | +907+3.7% | Added |
| Franklin Resources Inc | 24,573 | $211.3K | 0.00% | +35+0.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 23,052 | $198.2K | 0.00% | +9,601+71.4% | Added |
| Thompson Davis & Co., Inc. | 21,050 | $181.0K | 0.22% | +5,100+32.0% | Added |
| Manufacturers Life Insurance Company, The | 20,865 | $179.4K | 0.00% | 00.0% | Unchanged |