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 2025
Institutional positions in Aspen Aerogels Inc as of Jun 30, 2025. 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
- 182
- −39 vs. Q1 2025
- Shares held
- 71.4M
- +122.6K (+0.2%) vs. Q1 2025
- Total value
- $423.4M
- −$31.9M (−7.0%) vs. Q1 2025
- New holders
- 26
- 75 more added
- Sold out
- 65
- 54 more reduced
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nebula Research & Development LLC | 35,414 | $209.7K | 0.02% | −22,402−38.7% | Reduced |
| Connors Investor Services Inc | 35,167 | $208.2K | 0.02% | +15,000+74.4% | Added |
| Group One Trading, L.P. | 33,353 | $197.4K | 0.01% | +5,774+20.9% | Added |
| Janus Henderson Group PLC | 30,455 | $180.1K | 0.00% | 00.0% | Unchanged |
| FORA Capital, LLC | 29,452 | $174.4K | 0.02% | +17,090+138.2% | Added |
| Raymond James Financial Inc | 26,559 | $157.2K | 0.00% | +1,687+6.8% | Added |
| Woodmont Investment Counsel LLC | 25,503 | $151.0K | 0.01% | −4,500−15.0% | Reduced |
| Manufacturers Life Insurance Company, The | 24,671 | $146.1K | 0.00% | +2,656+12.1% | Added |
| IFP Advisors, Inc | 20,749 | $122.8K | 0.00% | −5,967−22.3% | Reduced |
| D. E. Shaw & Co., Inc. | 20,722 | $122.7K | 0.00% | −4,067−16.4% | Reduced |
| Corton Capital Inc. | 20,612 | $122.0K | 0.14% | +20,612 | New |
| Arizona State Retirement System | 20,367 | $120.6K | 0.00% | +363+1.8% | Added |
| Oppenheimer & Co Inc | 19,779 | $117.1K | 0.00% | −183,381−90.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 17,807 | $109.3K | 0.00% | −281,504−94.1% | Reduced |
| Voya Investment Management LLC | 18,399 | $108.9K | 0.00% | +1,793+10.8% | Added |
| Quest Partners LLC | 18,154 | $107.5K | 0.01% | −24,780−57.7% | Reduced |
| Quantinno Capital Management LP | 17,938 | $106.2K | 0.00% | +17,938 | New |
| Concurrent Investment Advisors, LLC | 17,604 | $104.2K | 0.00% | +511+3.0% | Added |
| Avantax Advisory Services, Inc. | 17,253 | $102.1K | 0.00% | −3,272−15.9% | Reduced |
| MML Investors Services, LLC | 15,794 | $94.0K | 0.00% | +15,794 | New |
| Creative Planning | 15,324 | $90.7K | 0.00% | +15,324 | New |
| American Century Companies Inc | 15,044 | $89.1K | 0.00% | +15,044 | New |
| State Board of Administration of Florida Retirement System | 14,618 | $86.5K | 0.00% | 00.0% | Unchanged |
| Penbrook Management LLC | 14,180 | $83.9K | 0.06% | −3,975−21.9% | Reduced |
| KLP Kapitalforvaltning AS | 13,800 | $81.7K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 13,597 | $80.5K | 0.00% | +236+1.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 12,912 | $76.4K | 0.00% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 12,623 | $74.7K | 0.00% | −154,336−92.4% | Reduced |
| Guggenheim Capital LLC | 10,750 | $63.6K | 0.00% | +371+3.6% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10,703 | $63.4K | 0.00% | −14,530−57.6% | Reduced |
| Probity Advisors, Inc. | 10,665 | $63.1K | 0.01% | +10,665 | New |
| Advisor Group Holdings, Inc. | 10,615 | $62.8K | 0.00% | +2,390+29.1% | Added |
| Integrated Wealth Concepts LLC | 10,614 | $62.8K | 0.00% | −2,537−19.3% | Reduced |
| Teacher Retirement System of Texas | 10,571 | $62.6K | 0.00% | +414+4.1% | Added |
| Gotham Asset Management, LLC | 10,396 | $61.5K | 0.00% | +10,396 | New |
| Spears Abacus Advisors LLC | 10,000 | $59.2K | 0.00% | −52,505−84.0% | Reduced |
| Choate Investment Advisors | 10,000 | $59.2K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 8,318 | $49.0K | 0.00% | −7−0.1% | Reduced |
| Tower Research Capital LLC (TRC) | 7,235 | $42.8K | 0.00% | +4,693+184.6% | Added |
| Banque Cantonale Vaudoise | 6,713 | $40.0K | 0.00% | −261−3.7% | Reduced |
| SBI Securities Co., Ltd. | 6,343 | $37.6K | 0.00% | +2,551+67.3% | Added |
| Public Employees Retirement Association of Colorado | 6,088 | $36.0K | 0.00% | 00.0% | Unchanged |
| Clear Street Markets LLC | 5,716 | $33.8K | 0.01% | +5,716 | New |
| Ameritas Investment Partners, Inc. | 5,708 | $33.8K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 4,791 | $28.4K | 0.00% | +4,390+1,094.8% | Added |
| Bryn Mawr Trust Co | 4,500 | $26.6K | 0.00% | 00.0% | Unchanged |
| First PREMIER Bank | 4,000 | $24.0K | 0.01% | 00.0% | Unchanged |
| US Bancorp | 2,891 | $17.1K | 0.00% | +1,473+103.9% | Added |
| Strategic Wealth Partners, Ltd. | 2,351 | $13.9K | 0.00% | +2,351 | New |
| Larson Financial Group LLC | 2,259 | $13.4K | 0.00% | −37−1.6% | Reduced |
| Amalgamated Bank | 2,130 | $13.0K | 0.00% | 00.0% | Unchanged |
| Bokf, NA | 2,000 | $11.8K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 1,895 | $11.1K | 0.00% | +150+8.6% | Added |
| Sterling Capital Management LLC | 1,790 | $10.6K | 0.00% | +946+112.1% | Added |
| SRS Capital Advisors, Inc. | 1,723 | $10.2K | 0.00% | +1,723 | New |
| MAI Capital Management | 1,651 | $9.77K | 0.00% | +1,000+153.6% | Added |
| Morse Asset Management, Inc | 1,575 | $9.32K | 0.00% | +5+0.3% | Added |
| Versant Capital Management, Inc | 1,322 | $7.83K | 0.00% | +1,322 | New |
| GAMMA Investing LLC | 1,097 | $6.49K | 0.00% | +578+111.4% | Added |
| Simplex Trading, LLC | 1,053 | $6.00K | 0.00% | −6,027−85.1% | Reduced |
| Signaturefd, LLC | 968 | $5.73K | 0.00% | +647+201.6% | Added |
| Caitong International Asset Management Co., Ltd | 872 | $5.16K | 0.00% | +788+938.1% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 777 | $5.00K | 0.00% | +777 | New |
| Allworth Financial LP | 814 | $4.82K | 0.00% | +197+31.9% | Added |
| Huntington National Bank | 735 | $4.35K | 0.00% | +735 | New |
| EverSource Wealth Advisors, LLC | 641 | $3.79K | 0.00% | +518+421.1% | Added |
| Essential Partners LLC | 640 | $3.79K | 0.00% | +640 | New |
| Principal Securities, Inc. | 604 | $3.58K | 0.00% | +604 | New |
| Minot DeBlois Advisors LLC | 300 | $1.78K | 0.00% | 00.0% | Unchanged |
| Performa Ltd (US), LLC | 250 | $1.48K | 0.00% | −350−58.3% | Reduced |
| HighMark Wealth Management LLC | 250 | $1.48K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 185 | $1.09K | 0.00% | +60+48.0% | Added |
| The PNC Financial Services Group, Inc. | 125 | $740 | 0.00% | +85+212.5% | Added |
| Cullen/Frost Bankers, Inc. | 103 | $610 | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 93 | $548 | 0.00% | −235−71.6% | Reduced |
| Parkside Financial Bank & Trust | 80 | $474 | 0.00% | +80 | New |
| Colonial Trust Advisors | 50 | $296 | 0.00% | 00.0% | Unchanged |
| Asset Planning,Inc | 25 | $148 | 0.00% | 00.0% | Unchanged |
| WealthTrak Capital Management LLC | 25 | $148 | 0.00% | +25 | New |
| Clearstead Advisors, LLC | 12 | $72 | 0.00% | +12 | New |
| Farther Finance Advisors, LLC | 1 | $6 | 0.00% | −35−97.2% | Reduced |
| Covestor Ltd | 14 | $0 | 0.00% | +8+133.3% | Added |
| Dendur Capital LP | 0 | $0 | 0.00% | −644,045−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −548,110−100.0% | Sold out |
| Sora Investors LLC | 0 | $0 | 0.00% | −413,078−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −401,667−100.0% | Sold out |
| Redwood Grove Capital, LLC | 0 | $0 | 0.00% | −147,705−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −125,156−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −124,357−100.0% | Sold out |
| Prescott Group Capital Management, L.L.C. | 0 | $0 | 0.00% | −122,796−100.0% | Sold out |
| Bryce Point Capital, LLC | 0 | $0 | 0.00% | −97,059−100.0% | Sold out |
| AMH Equity Ltd | 0 | $0 | 0.00% | −110,000−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −109,728−100.0% | Sold out |
| Maven Securities LTD | 0 | $0 | 0.00% | −80,421−100.0% | Sold out |
| Qsemble Capital Management, LP | 0 | $0 | 0.00% | −78,133−100.0% | Sold out |
| Bridgewater Advisors Inc. | 0 | $0 | 0.00% | −82,399−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −67,827−100.0% | Sold out |
| Promethium Advisors,llc | 0 | $0 | 0.00% | −63,320−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −61,801−100.0% | Sold out |
| Keebeck Alpha, LP | 0 | $0 | 0.00% | −58,545−100.0% | Sold out |