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 2021
Institutional positions in Aspen Aerogels Inc as of Jun 30, 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
- 115
- +30 vs. Q1 2021
- Shares held
- 28.4M
- +4.71M (+19.9%) vs. Q1 2021
- Total value
- $849.9M
- +$367.7M (+76.3%) vs. Q1 2021
- New holders
- 36
- 34 more added
- Sold out
- 6
- 29 more reduced
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Spring Creek Capital LLC | 3,462,124 | $103.6M | 5.14% | +3,462,124 | New |
| George Kaiser Family Foundation | 3,167,322 | $94.8M | 15.33% | 00.0% | Unchanged |
| Oaktop Capital Management II, L.P. | 2,939,758 | $88.0M | 12.59% | 00.0% | Unchanged |
| Telemark Asset Management, LLC | 2,025,000 | $60.6M | 4.84% | 00.0% | Unchanged |
| BlackRock Inc. | 1,574,572 | $47.1M | 0.00% | −282,176−15.2% | Reduced |
| Vanguard Group Inc | 1,304,463 | $39.0M | 0.00% | +104,143+8.7% | Added |
| Needham Investment Management LLC | 1,120,500 | $33.5M | 4.90% | +17,500+1.6% | Added |
| Driehaus Capital Management LLC | 855,902 | $25.6M | 0.34% | −14,008−1.6% | Reduced |
| State Street Corp | 737,774 | $22.1M | 0.00% | +213,577+40.7% | Added |
| G2 Investment Partners Management LLC | 686,932 | $20.6M | 3.39% | +130,028+23.3% | Added |
| AIGH Capital Management LLC | 655,819 | $19.6M | 5.32% | 00.0% | Unchanged |
| Next Century Growth Investors LLC | 597,873 | $17.9M | 1.40% | −75,539−11.2% | Reduced |
| Royce & Associates LP | 585,185 | $17.5M | 0.12% | +98,413+20.2% | Added |
| Essex Investment Management Co LLC | 564,607 | $16.9M | 1.96% | +24,154+4.5% | Added |
| FMR LLC | 520,410 | $15.6M | 0.00% | +100,110+23.8% | Added |
| Price T Rowe Associates Inc | 507,084 | $15.2M | 0.00% | −89,683−15.0% | Reduced |
| Cowen Prime Services LLC | 459,200 | $13.7M | 4.98% | +69,700+17.9% | Added |
| Cowen Prime Advisors LLC | 459,200 | $13.7M | 4.98% | +459,200 | New |
| Millennium Management LLC | 442,761 | $13.2M | 0.02% | +355,277+406.1% | Added |
| Geode Capital Management, LLC | 406,689 | $12.2M | 0.00% | +24,234+6.3% | Added |
| Dimensional Fund Advisors LP | 391,223 | $11.7M | 0.00% | −15,935−3.9% | Reduced |
| Samjo Capital LLC | 361,000 | $10.8M | 7.31% | +16,000+4.6% | Added |
| Baird Financial Group, Inc. | 359,005 | $10.7M | 0.03% | +21,199+6.3% | Added |
| Harvey Partners, LLC | 300,000 | $8.98M | 6.42% | +25,000+9.1% | Added |
| Silvercrest Asset Management Group LLC | 280,198 | $8.38M | 0.05% | +36,128+14.8% | Added |
| Renaissance Technologies LLC | 245,151 | $7.33M | 0.01% | −169,800−40.9% | Reduced |
| RK Capital Management, LLC | 226,753 | $6.78M | 1.27% | +226,753 | New |
| Northern Trust Corp | 224,990 | $6.73M | 0.00% | +5,835+2.7% | Added |
| Granite Point Capital Management, L.P. | 210,000 | $6.28M | 1.86% | −94,076−30.9% | Reduced |
| Kennedy Capital Management, Inc. | 196,927 | $5.89M | 0.13% | +57,193+40.9% | Added |
| Point72 Asset Management, L.P. | 156,100 | $4.67M | 0.02% | +156,100 | New |
| Worth Venture Partners, LLC | 146,687 | $4.39M | 1.64% | 00.0% | Unchanged |
| Trellus Management Company, LLC | 105,563 | $3.16M | 2.56% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 92,221 | $2.76M | 0.00% | −33,422−26.6% | Reduced |
| Roubaix Capital, LLC | 88,754 | $2.66M | 1.66% | −102,086−53.5% | Reduced |
| Invesco Ltd. | 86,374 | $2.58M | 0.00% | +86,374 | New |
| UBS Group AG | 83,110 | $2.49M | 0.00% | +56,937+217.5% | Added |
| Greenwood Capital Associates LLC | 75,888 | $2.27M | 0.34% | +2,658+3.6% | Added |
| Shay Capital LLC | 74,294 | $2.22M | 0.53% | +14,794+24.9% | Added |
| Jefferies Group LLC | 70,000 | $2.09M | 0.04% | +1,450+2.1% | Added |
| Nuveen Asset Management, LLC | 68,937 | $2.06M | 0.00% | −21,215−23.5% | Reduced |
| Bank of New York Mellon Corp | 66,487 | $1.99M | 0.00% | −10,773−13.9% | Reduced |
| Millrace Asset Group, Inc. | 63,841 | $1.91M | 1.00% | +41,796+189.6% | Added |
| Manatuck Hill Partners, LLC | 60,000 | $1.79M | 0.54% | +60,000 | New |
| SG Americas Securities, LLC | 59,858 | $1.79M | 0.01% | +59,858 | New |
| Charles Schwab Investment Management Inc | 57,797 | $1.73M | 0.00% | +3,565+6.6% | Added |
| Goldman Sachs Group Inc | 55,697 | $1.67M | 0.00% | −7,971−12.5% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 54,646 | $1.64M | 0.01% | +54,646 | New |
| Caption Management, LLC | 52,480 | $1.57M | 0.14% | +52,480 | New |
| Ardsley Advisory Partners LP | 50,500 | $1.51M | 0.25% | +50,500 | New |
| Collaborative Holdings Management LP | 50,000 | $1.50M | 0.72% | +50,000 | New |
| Apis Capital Advisors, LLC | 45,000 | $1.35M | 1.16% | +45,000 | New |
| Guggenheim Capital LLC | 43,060 | $1.29M | 0.01% | +43,060 | New |
| Tygh Capital Management, Inc. | 42,099 | $1.26M | 0.17% | +42,099 | New |
| Morgan Stanley | 40,946 | $1.23M | 0.00% | −206,859−83.5% | Reduced |
| Nomura Holdings Inc | 40,000 | $1.19M | 0.01% | 00.0% | Unchanged |
| Bank of Montreal | 45,001 | $1.11M | 0.00% | +19,382+75.7% | Added |
| JPMorgan Chase & Co | 35,952 | $1.08M | 0.00% | −30,369−45.8% | Reduced |
| Firsthand Capital Management, Inc. | 35,000 | $1.05M | 0.26% | 00.0% | Unchanged |
| Bridgewater Advisors Inc. | 33,000 | $987.0K | 0.31% | +33,000 | New |
| Citadel Advisors LLC | 31,078 | $930.0K | 0.00% | −18,121−36.8% | Reduced |
| California State Teachers Retirement System | 29,772 | $891.0K | 0.00% | −1,376−4.4% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 25,887 | $775.0K | 0.02% | +25,887 | New |
| Squarepoint Ops LLC | 23,626 | $707.0K | 0.01% | +23,626 | New |
| Assenagon Asset Management S.A. | 22,155 | $663.0K | 0.00% | +22,155 | New |
| AQR Capital Management LLC | 20,274 | $607.0K | 0.00% | −3,168−13.5% | Reduced |
| New York State Common Retirement Fund | 18,860 | $564.0K | 0.00% | +160+0.9% | Added |
| PEAK6 Investments LLC | 18,583 | $556.0K | 0.01% | +18,583 | New |
| Citigroup Inc | 18,461 | $552.0K | 0.00% | +17,093+1,249.5% | Added |
| Panagora Asset Management Inc | 17,953 | $537.0K | 0.00% | −49,248−73.3% | Reduced |
| Appian Way Asset Management LP | 17,900 | $536.0K | 0.36% | +17,900 | New |
| Rhumbline Advisers | 17,521 | $524.0K | 0.00% | −7,655−30.4% | Reduced |
| Wells Fargo & Company | 16,214 | $486.0K | 0.00% | −6,793−29.5% | Reduced |
| Bradley Foster & Sargent Inc | 15,398 | $461.0K | 0.01% | +15,398 | New |
| Wolverine Trading, LLC | 18,331 | $441.0K | 0.01% | +18,331 | New |
| Deutsche Bank AG | 13,831 | $414.0K | 0.00% | −75,159−84.5% | Reduced |
| Woodmont Investment Counsel LLC | 13,685 | $409.0K | 0.06% | +1,500+12.3% | Added |
| Manufacturers Life Insurance Company, The | 13,573 | $406.0K | 0.00% | +1,410+11.6% | Added |
| Sargent Investment Group, LLC | 13,155 | $394.0K | 0.09% | +13,155 | New |
| Royal Bank of Canada | 12,543 | $375.0K | 0.00% | +11,031+729.6% | Added |
| American International Group, Inc. | 12,104 | $362.0K | 0.00% | +65+0.5% | Added |
| Jump Financial, LLC | 11,776 | $352.0K | 0.03% | +11,776 | New |
| Simplex Trading, LLC | 11,567 | $346.0K | 0.01% | −18,337−61.3% | Reduced |
| Gsa Capital Partners LLP | 11,239 | $336.0K | 0.04% | +11,239 | New |
| Jane Street Group, LLC | 10,703 | $321.0K | 0.00% | +10,703 | New |
| EAM Global Investors LLC | 10,472 | $313.0K | 0.09% | −82,172−88.7% | Reduced |
| Choate Investment Advisors | 10,362 | $310.0K | 0.02% | +10,362 | New |
| ARS Investment Partners, LLC | 9,489 | $284.0K | 0.03% | +9,489 | New |
| MetLife Investment Management | 9,340 | $279.5K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 9,221 | $276.0K | 0.00% | +9,221 | New |
| Taylor, Cottrill, Erickson & Associates, Inc. | 9,000 | $269.0K | 0.04% | +9,000 | New |
| Voya Investment Management LLC | 8,651 | $259.0K | 0.00% | +8,651 | New |
| HighMark Wealth Management LLC | 5,500 | $239.0K | 0.18% | −2,500−31.3% | Reduced |
| EAM Investors, LLC | 7,428 | $222.0K | 0.03% | −121,817−94.3% | Reduced |
| Parametric Portfolio Associates LLC | 6,987 | $209.0K | 0.00% | +6,987 | New |
| Bank of America Corp | 6,905 | $207.0K | 0.00% | −24,621−78.1% | Reduced |
| Metropolitan Life Insurance Co | 6,129 | $183.4K | 0.00% | 00.0% | Unchanged |
| SG3 Management, LLC | 6,000 | $180.0K | 0.08% | 00.0% | Unchanged |
| Alpha Paradigm Partners, LLC | 4,359 | $130.0K | 0.05% | −40,656−90.3% | Reduced |
| Parisi Gray Wealth Management | 3,516 | $105.0K | 0.04% | +3,516 | New |