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 2025
Institutional positions in Aspen Aerogels Inc as of Mar 31, 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
- 221
- −6 vs. Q4 2024
- Shares held
- 71.3M
- −665.8K (−0.9%) vs. Q4 2024
- Total value
- $455.4M
- −$400.4M (−46.8%) vs. Q4 2024
- New holders
- 45
- 83 more added
- Sold out
- 51
- 66 more reduced
4 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| LPL Financial LLC | 31,443 | $200.9K | 0.00% | +16,205+106.3% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 31,774 | $203.0K | 0.00% | +31,774 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 32,034 | $204.7K | 0.00% | −1,009−3.1% | Reduced |
| Lewis Asset Management, LLC | 33,100 | $211.5K | 0.17% | +33,100 | New |
| Perigon Wealth Management, LLC | 33,596 | $214.7K | 0.01% | −855−2.5% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 36,600 | $233.9K | 0.00% | +1,560+4.5% | Added |
| SEI Investments Co | 37,181 | $237.6K | 0.00% | +8,988+31.9% | Added |
| Dark Forest Capital Management LP | 37,520 | $239.8K | 0.01% | +37,520 | New |
| Intech Investment Management LLC | 38,675 | $247.1K | 0.00% | +10,408+36.8% | Added |
| Sanders Morris Harris LLC | 40,000 | $255.6K | 0.04% | +5,000+14.3% | Added |
| Legato Capital Management LLC | 40,278 | $257.4K | 0.03% | −492−1.2% | Reduced |
| Franklin Resources Inc | 40,408 | $258.2K | 0.00% | +10,973+37.3% | Added |
| XTX Topco Ltd | 41,318 | $264.0K | 0.01% | −44,429−51.8% | Reduced |
| Quest Partners LLC | 42,934 | $274.3K | 0.03% | +31,539+276.8% | Added |
| Versor Investments LP | 43,500 | $278.0K | 0.05% | +43,500 | New |
| Voleon Capital Management LP | 44,060 | $281.5K | 0.02% | +44,060 | New |
| ARS Investment Partners, LLC | 24,341 | $289.2K | 0.03% | 00.0% | Unchanged |
| IMC-Chicago, LLC | 47,140 | $301.2K | 0.01% | −74,527−61.3% | Reduced |
| Caxton Associates LLP | 48,005 | $306.8K | 0.01% | +48,005 | New |
| Prelude Capital Management, LLC | 50,226 | $320.9K | 0.03% | +31,021+161.5% | Added |
| Alliancebernstein L.P. | 52,130 | $333.1K | 0.00% | −5,480−9.5% | Reduced |
| Skylands Capital, LLC | 54,800 | $350.2K | 0.05% | +54,800 | New |
| Envestnet Asset Management Inc | 55,511 | $354.7K | 0.00% | +8,249+17.5% | Added |
| Thrivent Financial for Lutherans | 55,719 | $356.0K | 0.00% | +55,719 | New |
| Royal Bank of Canada | 56,419 | $360.0K | 0.00% | +25,880+84.7% | Added |
| Nebula Research & Development LLC | 57,816 | $369.4K | 0.03% | +11,029+23.6% | Added |
| Keebeck Alpha, LP | 58,545 | $374.1K | 0.44% | +34,538+143.9% | Added |
| California State Teachers Retirement System | 61,045 | $390.1K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 61,801 | $394.9K | 0.02% | +61,801 | New |
| Spears Abacus Advisors LLC | 62,505 | $399.4K | 0.01% | −425−0.7% | Reduced |
| Promethium Advisors,llc | 63,320 | $404.6K | 0.26% | +16,440+35.1% | Added |
| Legal & General Group Plc | 64,806 | $414.1K | 0.00% | +1,268+2.0% | Added |
| EntryPoint Capital, LLC | 64,810 | $414.1K | 0.19% | +35,999+124.9% | Added |
| Two Sigma Advisers, LP | 65,200 | $416.6K | 0.00% | +4,200+6.9% | Added |
| Price T Rowe Associates Inc | 66,375 | $425.0K | 0.00% | +23,924+56.4% | Added |
| SG Americas Securities, LLC | 67,394 | $431.0K | 0.00% | +67,394 | New |
| Schonfeld Strategic Advisors LLC | 67,827 | $433.4K | 0.00% | −70,873−51.1% | Reduced |
| Bridgewater Advisors Inc. | 82,399 | $445.0K | 0.04% | +47+0.1% | Added |
| Invesco Ltd. | 72,631 | $464.1K | 0.00% | +21,760+42.8% | Added |
| Citigroup Inc | 76,224 | $487.1K | 0.00% | −11,335−12.9% | Reduced |
| HRT Financial LP | 77,499 | $495.0K | 0.00% | −4,203−5.1% | Reduced |
| Qsemble Capital Management, LP | 78,133 | $499.3K | 0.05% | +34,102+77.4% | Added |
| Maven Securities LTD | 80,421 | $513.9K | 0.11% | +50,421+168.1% | Added |
| Barclays PLC | 83,774 | $535.3K | 0.00% | −23,990−22.3% | Reduced |
| Rhumbline Advisers | 90,965 | $581.3K | 0.00% | −2,079−2.2% | Reduced |
| Voloridge Investment Management, LLC | 92,312 | $589.9K | 0.00% | −167,715−64.5% | Reduced |
| Janney Montgomery Scott LLC | 106,613 | $681.0K | 0.00% | +106,613 | New |
| Campbell & CO Investment Adviser LLC | 109,728 | $701.2K | 0.05% | +49,079+80.9% | Added |
| AMH Equity Ltd | 110,000 | $702.9K | 1.09% | +110,000 | New |
| Bryce Point Capital, LLC | 97,059 | $749.0K | 0.56% | −23,114−19.2% | Reduced |
| Russell Investments Group, Ltd. | 120,094 | $767.4K | 0.00% | +94,857+375.9% | Added |
| Wells Fargo & Company | 120,468 | $769.8K | 0.00% | −95,581−44.2% | Reduced |
| Prescott Group Capital Management, L.L.C. | 122,796 | $784.7K | 0.11% | −308,704−71.5% | Reduced |
| ExodusPoint Capital Management, LP | 124,357 | $795.0K | 0.01% | +124,357 | New |
| Firsthand Capital Management, Inc. | 125,000 | $798.8K | 1.94% | +20,000+19.0% | Added |
| Dynamic Technology Lab Private Ltd | 125,156 | $800.0K | 0.12% | +59,685+91.2% | Added |
| Alps Advisors Inc | 126,326 | $807.2K | 0.00% | +2,093+1.7% | Added |
| Swiss National Bank | 135,200 | $863.9K | 0.00% | +6,400+5.0% | Added |
| UBS Asset Management Americas Inc | 138,422 | $884.5K | 0.00% | −449,973−76.5% | Reduced |
| LMR Partners LLP | 141,785 | $906.0K | 0.02% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 144,234 | $921.7K | 0.01% | −1,248,979−89.6% | Reduced |
| Redwood Grove Capital, LLC | 147,705 | $943.8K | 0.34% | 00.0% | Unchanged |
| Hartree Partners, LP | 150,000 | $958.5K | 0.35% | +150,000 | New |
| AQR Capital Management LLC | 150,186 | $959.7K | 0.00% | +150,186 | New |
| Balyasny Asset Management LLC | 156,748 | $1.00M | 0.00% | +156,748 | New |
| Graham Capital Management, L.P. | 166,959 | $1.07M | 0.03% | +35,484+27.0% | Added |
| Nuveen, LLC | 169,473 | $1.08M | 0.00% | +169,473 | New |
| Bank of New York Mellon Corp | 188,566 | $1.20M | 0.00% | −1,318−0.7% | Reduced |
| Oppenheimer & Co Inc | 203,160 | $1.30M | 0.02% | +21,632+11.9% | Added |
| Susquehanna International Group, LLP | 212,904 | $1.36M | 0.00% | +45,695+27.3% | Added |
| State of Wisconsin Investment Board | 213,269 | $1.36M | 0.00% | −71,139−25.0% | Reduced |
| Essex Investment Management Co LLC | 232,740 | $1.49M | 0.31% | −15,503−6.2% | Reduced |
| Deutsche Bank AG | 259,553 | $1.66M | 0.00% | −155,838−37.5% | Reduced |
| First Trust Advisors LP | 269,739 | $1.72M | 0.00% | −222,768−45.2% | Reduced |
| Sargent Investment Group, LLC | 274,267 | $1.75M | 0.28% | −96,782−26.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 299,311 | $1.90M | 0.00% | +146,794+96.2% | Added |
| Marshall Wace, LLP | 305,835 | $1.95M | 0.00% | +281,305+1,146.8% | Added |
| CastleKnight Management LP | 355,399 | $2.27M | 0.24% | −90,200−20.2% | Reduced |
| Bank of America Corp | 364,991 | $2.33M | 0.00% | +245,118+204.5% | Added |
| Capital Fund Management S.A. | 380,149 | $2.43M | 0.03% | +228,745+151.1% | Added |
| BNP Paribas Arbitrage, SA | 388,956 | $2.49M | 0.00% | +253,372+186.9% | Added |
| Tudor Investment Corp Et Al | 401,667 | $2.57M | 0.02% | +300,188+295.8% | Added |
| Sora Investors LLC | 413,078 | $2.64M | 0.32% | −74,167−15.2% | Reduced |
| UBS Group AG | 420,388 | $2.69M | 0.00% | −15,455−3.5% | Reduced |
| Palogic Value Management, L.P. | 425,000 | $2.72M | 1.20% | +295,000+226.9% | Added |
| Qube Research & Technologies Ltd | 428,584 | $2.74M | 0.00% | −354,651−45.3% | Reduced |
| New York State Common Retirement Fund | 437,572 | $2.80M | 0.00% | +417,441+2,073.6% | Added |
| Baird Financial Group, Inc. | 444,280 | $2.84M | 0.01% | +43,149+10.8% | Added |
| Charles Schwab Investment Management Inc | 487,731 | $3.12M | 0.00% | −61,978−11.3% | Reduced |
| Algert Global LLC | 498,738 | $3.19M | 0.08% | +58,267+13.2% | Added |
| Frontier Capital Management Co LLC | 510,136 | $3.26M | 0.04% | −15,602−3.0% | Reduced |
| Ameriprise Financial Inc | 548,110 | $3.50M | 0.00% | +23,609+4.5% | Added |
| Citadel Advisors LLC | 577,760 | $3.69M | 0.00% | −46,470−7.4% | Reduced |
| Northern Trust Corp | 604,194 | $3.86M | 0.00% | −36,856−5.7% | Reduced |
| JPMorgan Chase & Co | 606,753 | $3.88M | 0.00% | +501,162+474.6% | Added |
| Penn Capital Management Co Inc | 642,094 | $4.11M | 0.40% | +642,094 | New |
| Squarepoint Ops LLC | 642,803 | $4.11M | 0.01% | +240,357+59.7% | Added |
| Dendur Capital LP | 644,045 | $4.12M | 0.50% | −130,955−16.9% | Reduced |
| Royce & Associates LP | 706,278 | $4.51M | 0.05% | −240,345−25.4% | Reduced |
| Renaissance Technologies LLC | 764,100 | $4.88M | 0.01% | −2,300−0.3% | Reduced |