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 2024
Institutional positions in Aspen Aerogels Inc as of Sep 30, 2024. 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
- 243
- +22 vs. Q2 2024
- Shares held
- 70.2M
- +4.01M (+6.1%) vs. Q2 2024
- Total value
- $1.93B
- +$344.1M (+21.8%) vs. Q2 2024
- New holders
- 65
- 76 more added
- Sold out
- 43
- 66 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2024
Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kim, LLC | 12,280,426 | $341.5M | 41.83% | 00.0% | Unchanged |
| BlackRock, Inc. | 4,664,325 | $129.2M | 0.00% | +4,664,325 | New |
| Vanguard Group Inc | 4,133,995 | $114.5M | 0.00% | +118,603+3.0% | Added |
| FMR LLC | 4,050,896 | $112.2M | 0.01% | +773,647+23.6% | Added |
| Oaktop Capital Management II, L.P. | 3,540,525 | $98.0M | 10.70% | +200,000+6.0% | Added |
| George Kaiser Family Foundation | 3,167,322 | $87.7M | 13.40% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 2,550,857 | $70.6M | 0.61% | +394,068+18.3% | Added |
| Needham Investment Management LLC | 2,272,200 | $62.9M | 4.83% | −27,529−1.2% | Reduced |
| Encompass Capital Advisors LLC | 1,703,151 | $47.2M | 2.30% | −246,849−12.7% | Reduced |
| Loomis Sayles & Co L P | 1,619,320 | $44.8M | 0.06% | +300,076+22.7% | Added |
| Dimensional Fund Advisors LP | 1,608,769 | $44.5M | 0.01% | +234,138+17.0% | Added |
| Telemark Asset Management, LLC | 1,492,424 | $41.3M | 4.17% | 00.0% | Unchanged |
| American Century Companies Inc | 1,491,123 | $41.3M | 0.02% | +720,394+93.5% | Added |
| State Street Corp | 1,410,543 | $39.1M | 0.00% | +8,344+0.6% | Added |
| Geode Capital Management, LLC | 1,385,968 | $38.4M | 0.00% | +75,024+5.7% | Added |
| Royce & Associates LP | 1,212,097 | $33.6M | 0.31% | −27,170−2.2% | Reduced |
| AWM Investment Company, Inc. | 1,174,571 | $32.5M | 3.94% | −13,631−1.1% | Reduced |
| Federated Hermes, Inc. | 998,600 | $27.7M | 0.06% | 00.0% | Unchanged |
| UniSuper Management Pty Ltd | 955,387 | $26.5M | 0.20% | 00.0% | Unchanged |
| Samjo Management, LLC | 895,775 | $24.8M | 8.56% | −142,725−13.7% | Reduced |
| Morgan Stanley | 825,877 | $22.9M | 0.00% | +286,690+53.2% | Added |
| Nuveen Asset Management, LLC | 740,892 | $20.5M | 0.01% | +269,173+57.1% | Added |
| Frontier Capital Management Co LLC | 708,714 | $19.6M | 0.18% | −1,036,647−59.4% | Reduced |
| Northern Trust Corp | 563,686 | $15.6M | 0.00% | +52,305+10.2% | Added |
| Macquarie Group Ltd | 550,018 | $15.2M | 0.02% | +550,018 | New |
| Rice Hall James & Associates, LLC | 535,113 | $14.8M | 0.80% | +88,711+19.9% | Added |
| Susquehanna International Group, LLP | 511,131 | $14.2M | 0.02% | +362,130+243.0% | Added |
| Charles Schwab Investment Management Inc | 509,430 | $14.1M | 0.00% | +342,253+204.7% | Added |
| Mesirow Institutional Investment Management, Inc. | 477,070 | $13.2M | 1.01% | +58,900+14.1% | Added |
| Ameriprise Financial Inc | 445,379 | $12.3M | 0.00% | −194,998−30.5% | Reduced |
| UBS Asset Management Americas Inc | 399,534 | $11.1M | 0.00% | +241,741+153.2% | Added |
| Citadel Advisors LLC | 397,785 | $11.0M | 0.01% | −232,771−36.9% | Reduced |
| Goldman Sachs Group Inc | 390,757 | $10.8M | 0.00% | −50,369−11.4% | Reduced |
| Lord, Abbett & Co. LLC | 365,701 | $10.1M | 0.03% | +365,701 | New |
| Baird Financial Group, Inc. | 344,092 | $9.53M | 0.02% | −57,267−14.3% | Reduced |
| Sargent Investment Group, LLC | 323,369 | $8.95M | 1.61% | +5,830+1.8% | Added |
| Deutsche Bank AG | 303,150 | $8.39M | 0.00% | +10,425+3.6% | Added |
| Squarepoint Ops LLC | 284,238 | $7.87M | 0.03% | +123,573+76.9% | Added |
| Gilder Gagnon Howe & Co LLC | 279,754 | $7.75M | 0.09% | −5,898−2.1% | Reduced |
| First Trust Advisors LP | 276,055 | $7.64M | 0.01% | +2,247+0.8% | Added |
| Allspring Global Investments Holdings, LLC | 238,884 | $6.61M | 0.01% | +192,520+415.2% | Added |
| State of Wisconsin Investment Board | 233,391 | $6.46M | 0.02% | −5,200−2.2% | Reduced |
| Essex Investment Management Co LLC | 215,767 | $5.97M | 1.04% | −79,349−26.9% | Reduced |
| Silvercrest Asset Management Group LLC | 193,284 | $5.35M | 0.04% | −57,571−22.9% | Reduced |
| Kennedy Capital Management, Inc. | 184,459 | $5.11M | 0.11% | +70,241+61.5% | Added |
| Scout Investments, Inc. | 220,332 | $5.09M | 0.13% | +220,332 | New |
| Castleark Management LLC | 177,874 | $4.93M | 0.20% | −50,290−22.0% | Reduced |
| Bank of New York Mellon Corp | 173,790 | $4.81M | 0.00% | −52,876−23.3% | Reduced |
| Alps Advisors Inc | 160,411 | $4.44M | 0.03% | −11,389−6.6% | Reduced |
| Wellington Management Group LLP | 150,632 | $4.17M | 0.00% | +150,632 | New |
| Redwood Grove Capital, LLC | 147,705 | $4.09M | 1.11% | +14,495+10.9% | Added |
| Renaissance Technologies LLC | 133,900 | $3.71M | 0.01% | −215,800−61.7% | Reduced |
| UBS Group AG | 131,251 | $3.63M | 0.00% | −2,432−1.8% | Reduced |
| Hillsdale Investment Management Inc. | 129,460 | $3.58M | 0.28% | −23,640−15.4% | Reduced |
| Algert Global LLC | 127,764 | $3.54M | 0.10% | +48,007+60.2% | Added |
| Swiss National Bank | 126,400 | $3.50M | 0.00% | +5,900+4.9% | Added |
| Bank of America Corp | 125,009 | $3.46M | 0.00% | +4,801+4.0% | Added |
| Ardsley Advisory Partners LP | 125,000 | $3.46M | 0.65% | −270,000−68.4% | Reduced |
| Sora Investors LLC | 125,000 | $3.46M | 0.60% | +125,000 | New |
| Black Swift Group, LLC | 106,500 | $2.95M | 0.65% | +27,100+34.1% | Added |
| Balyasny Asset Management LLC | 106,133 | $2.94M | 0.01% | +106,133 | New |
| Firsthand Capital Management, Inc. | 105,000 | $2.91M | 5.74% | +100,000+2,000.0% | Added |
| Oppenheimer & Co Inc | 102,535 | $2.84M | 0.04% | +64,154+167.2% | Added |
| Jump Financial, LLC | 98,100 | $2.72M | 0.06% | +12,025+14.0% | Added |
| Barclays PLC | 92,302 | $2.56M | 0.00% | +71,024+333.8% | Added |
| Seven Eight Capital, LP | 91,423 | $2.53M | 0.23% | −13,871−13.2% | Reduced |
| Bouvel Investment Partners, LLC | 90,992 | $2.52M | 0.95% | −2,768−3.0% | Reduced |
| Rhumbline Advisers | 90,490 | $2.51M | 0.00% | −2,736−2.9% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 88,714 | $2.46M | 0.01% | +8,123+10.1% | Added |
| Alberta Investment Management Corp | 85,106 | $2.36M | 0.02% | +85,106 | New |
| HRT Financial LP | 83,739 | $2.32M | 0.01% | +83,739 | New |
| Wells Fargo & Company | 83,560 | $2.31M | 0.00% | +41,049+96.6% | Added |
| EAM Investors, LLC | 81,034 | $2.24M | 0.34% | −23,960−22.8% | Reduced |
| Two Sigma Investments, LP | 80,326 | $2.22M | 0.01% | −325,423−80.2% | Reduced |
| Capital Fund Management S.A. | 75,558 | $2.09M | 0.02% | +75,558 | New |
| Strategic Wealth Partners, Ltd. | 75,182 | $2.08M | 0.20% | +36,278+93.3% | Added |
| Aquatic Capital Management LLC | 70,200 | $1.94M | 0.05% | +27,600+64.8% | Added |
| GWM Advisors LLC | 65,216 | $1.81M | 0.01% | +12,142+22.9% | Added |
| Citigroup Inc | 64,615 | $1.79M | 0.00% | +48,524+301.6% | Added |
| Graham Capital Management, L.P. | 63,298 | $1.75M | 0.06% | −3,619−5.4% | Reduced |
| Legal & General Group Plc | 63,190 | $1.75M | 0.00% | +4,735+8.1% | Added |
| California State Teachers Retirement System | 60,781 | $1.68M | 0.00% | +1,155+1.9% | Added |
| Caption Management, LLC | 60,555 | $1.68M | 0.18% | +60,555 | New |
| Alliancebernstein L.P. | 57,610 | $1.60M | 0.00% | 00.0% | Unchanged |
| Redwood Investments, LLC | 55,907 | $1.55M | 0.46% | +10,680+23.6% | Added |
| Peregrine Asset Advisers, Inc. | 54,897 | $1.52M | 0.52% | +54,897 | New |
| Legato Capital Management LLC | 52,957 | $1.47M | 0.18% | −26,920−33.7% | Reduced |
| Jane Street Group, LLC | 52,487 | $1.45M | 0.00% | −303,496−85.3% | Reduced |
| Bridgewater Advisors Inc. | 77,357 | $1.41M | 0.15% | +21,218+37.8% | Added |
| Options Solutions, LLC | 50,809 | $1.41M | 0.68% | +6,933+15.8% | Added |
| Formula Growth Ltd | 50,000 | $1.38M | 0.48% | +20,000+66.7% | Added |
| Invesco Ltd. | 49,147 | $1.36M | 0.00% | −346,577−87.6% | Reduced |
| Penserra Capital Management LLC | 48,482 | $1.34M | 0.03% | +48,482 | New |
| SEI Investments Co | 46,472 | $1.29M | 0.00% | −3,213−6.5% | Reduced |
| DLD Asset Management, LP | 660,310 | $1.26M | 0.20% | +660,310 | New |
| D.A. Davidson & Co. | 42,692 | $1.18M | 0.01% | −111−0.3% | Reduced |
| Shelton Wealth Management, LLC | 42,640 | $1.18M | 0.67% | +42,640 | New |
| Fuller & Thaler Asset Management, Inc. | 38,170 | $1.06M | 0.00% | −131,660−77.5% | Reduced |
| Comerica Bank | 35,957 | $995.6K | 0.00% | −68,489−65.6% | Reduced |
| Harbour Capital Advisors, LLC | 43,525 | $988.0K | 0.23% | +175+0.4% | Added |