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 2024
Institutional positions in Aspen Aerogels Inc as of Jun 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
- 222
- +56 vs. Q1 2024
- Shares held
- 70.6M
- −3.63M (−4.9%) vs. Q1 2024
- Total value
- $1.69B
- +$381.1M (+29.2%) vs. Q1 2024
- New holders
- 74
- 58 more added
- Sold out
- 18
- 65 more reduced
1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2024
Shares, value and share of portfolio for each institution holding Aspen Aerogels Inc; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kim, LLC | 12,280,426 | $292.9M | 32.27% | −3,500,000−22.2% | Reduced |
| BlackRock Inc. | 4,492,396 | $107.1M | 0.00% | +429,479+10.6% | Added |
| Vanguard Group Inc | 4,015,392 | $95.8M | 0.00% | +395,690+10.9% | Added |
| Oaktop Capital Management II, L.P. | 3,340,525 | $79.7M | 8.16% | 00.0% | Unchanged |
| FMR LLC | 3,277,249 | $78.2M | 0.01% | +899,168+37.8% | Added |
| George Kaiser Family Foundation | 3,167,322 | $75.5M | 13.35% | 00.0% | Unchanged |
| Needham Investment Management LLC | 2,299,729 | $54.8M | 4.51% | −702,471−23.4% | Reduced |
| Driehaus Capital Management LLC | 2,156,789 | $51.4M | 0.50% | +1,220,724+130.4% | Added |
| Encompass Capital Advisors LLC | 1,950,000 | $46.5M | 2.51% | −231,339−10.6% | Reduced |
| Hood River Capital Management LLC | 1,752,519 | $41.8M | 0.87% | −1,547,924−46.9% | Reduced |
| Frontier Capital Management Co LLC | 1,745,361 | $41.6M | 0.41% | −327,428−15.8% | Reduced |
| Telemark Asset Management, LLC | 1,492,424 | $35.6M | 3.22% | 00.0% | Unchanged |
| State Street Corp | 1,402,199 | $33.4M | 0.00% | +18,639+1.3% | Added |
| Dimensional Fund Advisors LP | 1,374,631 | $32.8M | 0.01% | +240,921+21.3% | Added |
| Loomis Sayles & Co L P | 1,319,244 | $31.5M | 0.04% | +1,319,244 | New |
| Geode Capital Management, LLC | 1,310,944 | $31.3M | 0.00% | +128,918+10.9% | Added |
| Royce & Associates LP | 1,239,267 | $29.6M | 0.28% | −408,807−24.8% | Reduced |
| AWM Investment Company, Inc. | 1,188,202 | $28.3M | 3.83% | −789,637−39.9% | Reduced |
| Samjo Management, LLC | 1,038,500 | $24.8M | 9.22% | −619,275−37.4% | Reduced |
| Federated Hermes, Inc. | 998,600 | $23.8M | 0.06% | −155,442−13.5% | Reduced |
| UniSuper Management Pty Ltd | 955,387 | $22.8M | 0.19% | −128,449−11.9% | Reduced |
| American Century Companies Inc | 770,729 | $18.4M | 0.01% | +654,350+562.3% | Added |
| Ameriprise Financial Inc | 640,377 | $15.3M | 0.00% | −1,010,573−61.2% | Reduced |
| Citadel Advisors LLC | 630,556 | $15.0M | 0.01% | +578,280+1,106.2% | Added |
| D. E. Shaw & Co., Inc. | 541,505 | $12.9M | 0.02% | +541,505 | New |
| Morgan Stanley | 539,187 | $12.9M | 0.00% | −550,616−50.5% | Reduced |
| Northern Trust Corp | 511,381 | $12.2M | 0.00% | +1,155+0.2% | Added |
| Nuveen Asset Management, LLC | 471,719 | $11.3M | 0.00% | +492+0.1% | Added |
| Rice Hall James & Associates, LLC | 446,402 | $10.6M | 0.64% | −134,813−23.2% | Reduced |
| Goldman Sachs Group Inc | 441,126 | $10.5M | 0.00% | +223,972+103.1% | Added |
| Mesirow Institutional Investment Management, Inc. | 418,170 | $9.97M | 0.87% | −247,268−37.2% | Reduced |
| Two Sigma Investments, LP | 405,749 | $9.68M | 0.02% | +405,749 | New |
| Baird Financial Group, Inc. | 401,359 | $9.57M | 0.02% | −34,157−7.8% | Reduced |
| Invesco Ltd. | 395,724 | $9.44M | 0.00% | +138,908+54.1% | Added |
| Ardsley Advisory Partners LP | 395,000 | $9.42M | 1.70% | −470,000−54.3% | Reduced |
| Millennium Management LLC | 391,563 | $9.34M | 0.01% | +391,563 | New |
| Jane Street Group, LLC | 355,983 | $8.49M | 0.01% | +140,919+65.5% | Added |
| Renaissance Technologies LLC | 349,700 | $8.34M | 0.01% | +349,700 | New |
| Sargent Investment Group, LLC | 317,539 | $7.57M | 1.54% | −12,648−3.8% | Reduced |
| Essex Investment Management Co LLC | 295,116 | $7.04M | 1.32% | −90,339−23.4% | Reduced |
| Deutsche Bank AG | 292,725 | $6.98M | 0.00% | −35,793−10.9% | Reduced |
| Gilder Gagnon Howe & Co LLC | 285,652 | $6.81M | 0.09% | +285,652 | New |
| Voloridge Investment Management, LLC | 274,440 | $6.55M | 0.02% | +274,440 | New |
| First Trust Advisors LP | 273,808 | $6.53M | 0.01% | −6,795−2.4% | Reduced |
| Silvercrest Asset Management Group LLC | 250,855 | $5.98M | 0.04% | −227,338−47.5% | Reduced |
| Assenagon Asset Management S.A. | 244,512 | $5.83M | 0.01% | +208,398+577.1% | Added |
| State of Wisconsin Investment Board | 238,591 | $5.69M | 0.02% | +20,268+9.3% | Added |
| Castleark Management LLC | 228,164 | $5.44M | 0.22% | −2,280−1.0% | Reduced |
| Bank of New York Mellon Corp | 226,666 | $5.41M | 0.00% | +46,988+26.2% | Added |
| Qube Research & Technologies Ltd | 209,317 | $4.99M | 0.01% | +209,317 | New |
| G2 Investment Partners Management LLC | 198,917 | $4.74M | 1.23% | −21,167−9.6% | Reduced |
| Harvey Partners, LLC | 183,000 | $4.36M | 0.54% | −94,500−34.1% | Reduced |
| Trexquant Investment LP | 179,276 | $4.28M | 0.07% | +76,846+75.0% | Added |
| Alps Advisors Inc | 171,800 | $4.10M | 0.03% | +171,800 | New |
| Fuller & Thaler Asset Management, Inc. | 169,830 | $4.05M | 0.02% | −95,060−35.9% | Reduced |
| Charles Schwab Investment Management Inc | 167,177 | $3.99M | 0.00% | +23,826+16.6% | Added |
| Squarepoint Ops LLC | 160,665 | $3.83M | 0.01% | −7,038−4.2% | Reduced |
| Cubist Systematic Strategies, LLC | 160,088 | $3.82M | 0.07% | +160,088 | New |
| UBS Asset Management Americas Inc | 157,793 | $3.76M | 0.00% | +99,953+172.8% | Added |
| Hillsdale Investment Management Inc. | 153,100 | $3.65M | 0.29% | +153,100 | New |
| Susquehanna International Group, LLP | 149,001 | $3.55M | 0.01% | −55,789−27.2% | Reduced |
| Firsthand Capital Management, Inc. | 5,000 | $3.37M | 7.60% | −30,000−85.7% | Reduced |
| Twinbeech Capital LP | 139,089 | $3.32M | 0.07% | +139,089 | New |
| UBS Group AG | 133,683 | $3.19M | 0.00% | −166,348−55.4% | Reduced |
| Redwood Grove Capital, LLC | 133,210 | $3.18M | 0.99% | 00.0% | Unchanged |
| Swiss National Bank | 120,500 | $2.87M | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 120,208 | $2.87M | 0.00% | −124,549−50.9% | Reduced |
| Kennedy Capital Management, Inc. | 114,218 | $2.72M | 0.06% | −63,682−35.8% | Reduced |
| Seven Eight Capital, LP | 105,294 | $2.51M | 0.26% | +105,294 | New |
| BNP Paribas Arbitrage, SA | 105,021 | $2.50M | 0.00% | +79,315+308.5% | Added |
| EAM Investors, LLC | 104,994 | $2.50M | 0.41% | −99,454−48.6% | Reduced |
| Comerica Bank | 104,446 | $2.49M | 0.01% | −8,740−7.7% | Reduced |
| Intrinsic Edge Capital Management LLC | 100,000 | $2.38M | 0.23% | +100,000 | New |
| Bouvel Investment Partners, LLC | 93,760 | $2.24M | 0.87% | −428−0.5% | Reduced |
| Tudor Investment Corp Et Al | 93,480 | $2.23M | 0.02% | +93,480 | New |
| Rhumbline Advisers | 93,226 | $2.22M | 0.00% | +11,205+13.7% | Added |
| Jump Financial, LLC | 86,075 | $2.05M | 0.04% | +75,146+687.6% | Added |
| Marex Group plc | 85,001 | $2.03M | 0.05% | −19,999−19.0% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 80,591 | $1.92M | 0.01% | +32,243+66.7% | Added |
| Legato Capital Management LLC | 79,877 | $1.91M | 0.26% | −27,375−25.5% | Reduced |
| Algert Global LLC | 79,757 | $1.90M | 0.06% | +29,223+57.8% | Added |
| Black Swift Group, LLC | 79,400 | $1.89M | 0.44% | +79,400 | New |
| AQR Capital Management LLC | 78,715 | $1.88M | 0.00% | −61,149−43.7% | Reduced |
| Russell Investments Group, Ltd. | 70,017 | $1.67M | 0.00% | +44,053+169.7% | Added |
| Walleye Capital LLC | 69,338 | $1.65M | 0.02% | +69,338 | New |
| Graham Capital Management, L.P. | 66,917 | $1.60M | 0.06% | +22,818+51.7% | Added |
| Gsa Capital Partners LLP | 66,211 | $1.58M | 0.11% | −892−1.3% | Reduced |
| PEAK6 Investments LLC | 62,307 | $1.49M | 0.07% | +29,508+90.0% | Added |
| California State Teachers Retirement System | 59,626 | $1.42M | 0.00% | −413−0.7% | Reduced |
| Legal & General Group Plc | 58,455 | $1.39M | 0.00% | +8,369+16.7% | Added |
| Alliancebernstein L.P. | 57,610 | $1.37M | 0.00% | +6,720+13.2% | Added |
| Boothbay Fund Management, LLC | 53,505 | $1.28M | 0.04% | +83+0.2% | Added |
| GWM Advisors LLC | 53,074 | $1.27M | 0.01% | +53,074 | New |
| Bridgewater Advisors Inc. | 56,139 | $1.21M | 0.15% | +13,500+31.7% | Added |
| SEI Investments Co | 49,685 | $1.18M | 0.00% | −35,074−41.4% | Reduced |
| Allspring Global Investments Holdings, LLC | 46,364 | $1.11M | 0.00% | −36,903−44.3% | Reduced |
| Redwood Investments, LLC | 45,227 | $1.07M | 0.37% | −46,394−50.6% | Reduced |
| Options Solutions, LLC | 43,876 | $1.05M | 0.63% | −45,722−51.0% | Reduced |
| D.A. Davidson & Co. | 42,803 | $1.02M | 0.01% | +42,803 | New |
| Harbour Capital Advisors, LLC | 43,350 | $1.02M | 0.24% | +19,235+79.8% | Added |