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, Q4 2021
Institutional positions in Aspen Aerogels Inc as of Dec 31, 2021. 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
- +29 vs. Q3 2021
- Shares held
- 28.5M
- +954.5K (+3.5%) vs. Q3 2021
- Total value
- $1.42B
- +$152.1M (+12.0%) vs. Q3 2021
- New holders
- 39
- 47 more added
- Sold out
- 10
- 50 more reduced
Compare with Q3 2021: 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, Q4 2021
Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Spring Creek Capital LLC | 3,462,124 | $172.4M | 6.56% | 00.0% | Unchanged |
| George Kaiser Family Foundation | 3,167,322 | $157.7M | 22.62% | 00.0% | Unchanged |
| Oaktop Capital Management II, L.P. | 2,939,758 | $146.4M | 17.65% | 00.0% | Unchanged |
| Telemark Asset Management, LLC | 1,840,000 | $91.6M | 6.55% | −150,000−7.5% | Reduced |
| Vanguard Group Inc | 1,556,290 | $77.5M | 0.00% | +155,733+11.1% | Added |
| BlackRock Inc. | 1,552,590 | $77.3M | 0.00% | +144,291+10.2% | Added |
| Driehaus Capital Management LLC | 1,375,091 | $68.5M | 0.70% | +126,233+10.1% | Added |
| Invesco Ltd. | 797,432 | $39.7M | 0.01% | +436,343+120.8% | Added |
| FMR LLC | 732,756 | $36.5M | 0.00% | +157,931+27.5% | Added |
| Needham Investment Management LLC | 694,000 | $34.6M | 4.34% | −266,500−27.7% | Reduced |
| State Street Corp | 578,570 | $28.8M | 0.00% | −113,856−16.4% | Reduced |
| Royce & Associates LP | 422,282 | $21.0M | 0.16% | −74,570−15.0% | Reduced |
| Dimensional Fund Advisors LP | 420,135 | $20.9M | 0.01% | +12,351+3.0% | Added |
| Next Century Growth Investors LLC | 416,609 | $20.7M | 1.87% | −79,447−16.0% | Reduced |
| G2 Investment Partners Management LLC | 415,777 | $20.7M | 3.57% | −19,876−4.6% | Reduced |
| Encompass Capital Advisors LLC | 400,188 | $19.9M | 1.69% | +400,188 | New |
| Geode Capital Management, LLC | 387,644 | $19.3M | 0.00% | +4,634+1.2% | Added |
| Essex Investment Management Co LLC | 376,870 | $18.8M | 2.15% | −102,175−21.3% | Reduced |
| Price T Rowe Associates Inc | 375,968 | $18.7M | 0.00% | −76,862−17.0% | Reduced |
| UBS Asset Management Americas Inc | 372,391 | $18.5M | 0.01% | +8,188+2.2% | Added |
| Baird Financial Group, Inc. | 371,763 | $18.5M | 0.04% | +471+0.1% | Added |
| Samjo Capital LLC | 330,000 | $16.4M | 11.01% | −20,000−5.7% | Reduced |
| Collaborative Holdings Management LP | 320,700 | $16.0M | 6.55% | −45,000−12.3% | Reduced |
| Cowen Prime Advisors LLC | 313,900 | $15.6M | 5.31% | −62,850−16.7% | Reduced |
| Northern Trust Corp | 218,000 | $10.9M | 0.00% | +10,188+4.9% | Added |
| Tygh Capital Management, Inc. | 198,242 | $9.87M | 1.26% | −50,115−20.2% | Reduced |
| Granite Point Capital Management, L.P. | 197,213 | $9.82M | 3.82% | 00.0% | Unchanged |
| Calamos Advisors LLC | 173,217 | $8.62M | 0.03% | +48,959+39.4% | Added |
| RK Capital Management, LLC | 165,900 | $8.26M | 1.50% | −33,100−16.6% | Reduced |
| Zevenbergen Capital Investments LLC | 156,977 | $7.82M | 0.16% | +60,315+62.4% | Added |
| Silvercrest Asset Management Group LLC | 156,883 | $7.81M | 0.05% | −52,943−25.2% | Reduced |
| Kennedy Capital Management, Inc. | 148,740 | $7.41M | 0.16% | −12,779−7.9% | Reduced |
| ExodusPoint Capital Management, LP | 143,150 | $7.13M | 0.09% | +55,870+64.0% | Added |
| AMH Equity Ltd | 142,700 | $7.11M | 10.37% | +142,700 | New |
| Russell Investments Group, Ltd. | 141,046 | $7.02M | 0.01% | +65,527+86.8% | Added |
| Afton Capital Management LLC | 137,700 | $6.86M | 13.44% | +137,700 | New |
| Citadel Advisors LLC | 122,683 | $6.11M | 0.01% | +77,668+172.5% | Added |
| Trellus Management Company, LLC | 105,563 | $5.26M | 6.19% | 00.0% | Unchanged |
| UBS Group AG | 94,955 | $4.73M | 0.00% | +11,452+13.7% | Added |
| HAP Trading, LLC | 90,145 | $4.49M | 0.31% | +32,332+55.9% | Added |
| Bank of New York Mellon Corp | 88,512 | $4.41M | 0.00% | −1,997−2.2% | Reduced |
| Gilder Gagnon Howe & Co LLC | 85,085 | $4.24M | 0.02% | −340.0% | Reduced |
| Balyasny Asset Management LLC | 83,568 | $4.16M | 0.02% | +83,568 | New |
| Harvey Partners, LLC | 80,000 | $3.98M | 1.80% | −95,000−54.3% | Reduced |
| Susquehanna International Group, LLP | 77,097 | $3.84M | 0.01% | +3,424+4.6% | Added |
| EAM Investors, LLC | 73,008 | $3.63M | 0.60% | −26,358−26.5% | Reduced |
| Greenwood Capital Associates LLC | 72,729 | $3.62M | 0.51% | −1,913−2.6% | Reduced |
| Invenire Partners, LP | 67,544 | $3.36M | 3.56% | +67,544 | New |
| Nuveen Asset Management, LLC | 63,480 | $3.29M | 0.00% | −5,786−8.4% | Reduced |
| Advisory Research Inc | 63,282 | $3.15M | 0.25% | +15,643+32.8% | Added |
| Jetstream Capital LLC | 60,000 | $2.99M | 3.48% | +60,000 | New |
| Swiss National Bank | 58,200 | $2.90M | 0.00% | +58,200 | New |
| Charles Schwab Investment Management Inc | 57,622 | $2.87M | 0.00% | +1,296+2.3% | Added |
| Morgan Stanley | 55,725 | $2.77M | 0.00% | +10,642+23.6% | Added |
| EAM Global Investors LLC | 55,297 | $2.75M | 0.49% | −29,450−34.8% | Reduced |
| Sargent Investment Group, LLC | 51,441 | $2.56M | 0.58% | +12,885+33.4% | Added |
| Alyeska Investment Group, L.P. | 51,062 | $2.54M | 0.03% | +51,062 | New |
| Wells Fargo & Company | 48,165 | $2.40M | 0.00% | −7,361−13.3% | Reduced |
| Federated Hermes, Inc. | 46,727 | $2.33M | 0.00% | −43,855−48.4% | Reduced |
| Allspring Global Investments Holdings, LLC | 44,504 | $2.21M | 0.00% | +44,504 | New |
| Goldman Sachs Group Inc | 42,385 | $2.11M | 0.00% | +22,147+109.4% | Added |
| Millennium Management LLC | 38,538 | $1.92M | 0.00% | −117,972−75.4% | Reduced |
| AQR Capital Management LLC | 38,541 | $1.92M | 0.00% | +15,132+64.6% | Added |
| Millrace Asset Group, Inc. | 37,324 | $1.86M | 1.08% | −7,769−17.2% | Reduced |
| Picton Mahoney Asset Management | 35,700 | $1.78M | 0.06% | +35,700 | New |
| Firsthand Capital Management, Inc. | 35,000 | $1.74M | 0.66% | 00.0% | Unchanged |
| California State Teachers Retirement System | 34,318 | $1.71M | 0.00% | +22,364+187.1% | Added |
| Renaissance Technologies LLC | 34,151 | $1.70M | 0.00% | −74,600−68.6% | Reduced |
| JPMorgan Chase & Co | 32,674 | $1.63M | 0.00% | +19,613+150.2% | Added |
| Parametric Portfolio Associates LLC | 32,526 | $1.62M | 0.00% | −542−1.6% | Reduced |
| Alpha Paradigm Partners, LLC | 32,186 | $1.60M | 0.64% | +6,929+27.4% | Added |
| Bridgewater Advisors Inc. | 31,000 | $1.54M | 0.34% | +6,000+24.0% | Added |
| Polarity Investment Partners LP | 28,614 | $1.43M | 3.01% | +28,614 | New |
| American Century Companies Inc | 28,528 | $1.42M | 0.00% | +28,528 | New |
| Voloridge Investment Management, LLC | 28,425 | $1.42M | 0.01% | +28,425 | New |
| Barclays PLC | 26,769 | $1.33M | 0.00% | +17,756+197.0% | Added |
| Assenagon Asset Management S.A. | 23,741 | $1.18M | 0.00% | +14,826+166.3% | Added |
| Aquila Investment Management LLC | 23,000 | $1.15M | 0.55% | +23,000 | New |
| Alliancebernstein L.P. | 22,300 | $1.11M | 0.00% | +2,600+13.2% | Added |
| Woodmont Investment Counsel LLC | 21,460 | $1.07M | 0.14% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 21,009 | $1.05M | 0.01% | −6,191−22.8% | Reduced |
| HRT Financial LP | 20,867 | $1.04M | 0.01% | +8,605+70.2% | Added |
| Choate Investment Advisors | 20,362 | $1.01M | 0.06% | 00.0% | Unchanged |
| Manatuck Hill Partners, LLC | 20,300 | $1.01M | 0.38% | 00.0% | Unchanged |
| Rhumbline Advisers | 19,707 | $981.0K | 0.00% | +119+0.6% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 18,908 | $958.0K | 0.00% | −32,250−63.0% | Reduced |
| Luminus Management LLC | 17,300 | $861.0K | 0.20% | +17,300 | New |
| Credit Suisse AG | 17,245 | $859.0K | 0.00% | +17,245 | New |
| SEI Investments Co | 17,191 | $856.0K | 0.00% | −2,287−11.7% | Reduced |
| ARS Investment Partners, LLC | 15,743 | $784.0K | 0.07% | +7,350+87.6% | Added |
| New York State Common Retirement Fund | 15,569 | $775.0K | 0.00% | −19−0.1% | Reduced |
| Bank of America Corp | 14,417 | $718.0K | 0.00% | +7,926+122.1% | Added |
| Deutsche Bank AG | 14,129 | $703.0K | 0.00% | −2,261−13.8% | Reduced |
| Royal Bank of Canada | 13,987 | $696.0K | 0.00% | +3,243+30.2% | Added |
| Walleye Capital LLC | 13,949 | $695.0K | 0.02% | +13,949 | New |
| Squarepoint Ops LLC | 13,586 | $676.0K | 0.00% | −4,219−23.7% | Reduced |
| Jane Street Group, LLC | 13,297 | $662.0K | 0.00% | −19,659−59.7% | Reduced |
| Prudential Financial Inc | 12,800 | $637.0K | 0.00% | +12,800 | New |
| Bradley Foster & Sargent Inc | 12,362 | $616.0K | 0.01% | −2,980−19.4% | Reduced |
| Boothbay Fund Management, LLC | 12,000 | $597.0K | 0.02% | 00.0% | Unchanged |