ASP Isotopes Inc.
ASPI- Exchange
- Nasdaq
- Industry
- Miscellaneous Chemical Products
- SEC CIK
- 0001921865
In the last 90 days, ASP Isotopes Inc. insiders filed 0 open-market purchases and 8 sales; 185 institutions reported holding it in 13F filings for Q2 2026, worth $406.1M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in ASP Isotopes Inc. as of Jun 30, 2026. 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
- 185
- +12 vs. Q1 2026
- Shares held
- 65.4M
- +1.26M (+2.0%) vs. Q1 2026
- Total value
- $406.1M
- +$122.2M (+43.0%) vs. Q1 2026
- New holders
- 40
- 74 more added
- Sold out
- 28
- 51 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ASPI 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 | 185 | $406.1M |
| Q1 2026 | 177 | $284.2M |
| Q4 2025 | 173 | $315.4M |
| Q3 2025 | 157 | $512.6M |
| Q2 2025 | 130 | $305.7M |
| Q1 2025 | 100 | $152.8M |
| Q4 2024 | 95 | $147.3M |
| Q3 2024 | 69 | $62.5M |
| Q2 2024 | 51 | $26.9M |
| Q1 2024 | 31 | $16.5M |
| Q4 2023 | 19 | $3.01M |
| Q3 2023 | 11 | $292.9K |
| Q2 2023 | 4 | $1.02M |
| Q1 2023 | 6 | $2.77M |
| Q4 2022 | 3 | $75.3K |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding ASP Isotopes Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Brevan Howard Capital Management LP | 39,576 | $246.2K | 0.00% | +22,110+126.6% | Added |
| Ninety One SA (PTY) Ltd | 40,489 | $251.8K | 0.01% | +40,489 | New |
| Vanguard Global Advisers, LLC | 43,019 | $267.6K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 48,021 | $298.7K | 0.00% | +48,021 | New |
| Bleakley Financial Group, LLC | 49,954 | $310.7K | 0.00% | +49,954 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 53,638 | $333.6K | 0.00% | +306+0.6% | Added |
| Kingsview Wealth Management, LLC | 54,102 | $336.5K | 0.00% | +54,102 | New |
| Creative Planning | 55,779 | $346.9K | 0.00% | +14,199+34.1% | Added |
| MH & Associates Securities Management Corp | 62,265 | $387.3K | 0.35% | +12,169+24.3% | Added |
| Farther Finance Advisors, LLC | 62,618 | $389.5K | 0.00% | −87,598−58.3% | Reduced |
| Prelude Capital Management, LLC | 66,505 | $413.7K | 0.03% | −87,145−56.7% | Reduced |
| Fort Washington Investment Advisors Inc | 67,136 | $417.6K | 0.00% | +67,136 | New |
| MetLife Investment Management | 69,727 | $433.7K | 0.00% | +6,140+9.7% | Added |
| SEI Investments Co | 69,796 | $434.1K | 0.00% | −78,852−53.0% | Reduced |
| Penn Capital Management Co Inc | 70,757 | $440.1K | 0.03% | −8,065−10.2% | Reduced |
| Vanguard Asset Management, Ltd | 74,308 | $462.2K | 0.00% | 00.0% | Unchanged |
| Pekin Hardy Strauss, Inc. | 74,450 | $463.1K | 0.04% | −14,000−15.8% | Reduced |
| Alliancebernstein L.P. | 107,790 | $476.4K | 0.00% | +69,030+178.1% | Added |
| FNY Investment Advisers, LLC | 80,100 | $498.0K | 0.18% | −6,500−7.5% | Reduced |
| Legal & General Group Plc | 86,951 | $540.8K | 0.00% | +31,525+56.9% | Added |
| Advisor Group Holdings, Inc. | 89,876 | $559.0K | 0.00% | +35,904+66.5% | Added |
| Winton Group Ltd | 94,512 | $587.9K | 0.02% | +94,512 | New |
| Price T Rowe Associates Inc | 96,913 | $603.0K | 0.00% | +16,272+20.2% | Added |
| Canal Insurance CO | 100,000 | $622.0K | 0.14% | 00.0% | Unchanged |
| National Bank of Canada | 100,000 | $622.0K | 0.00% | +13,880+16.1% | Added |
| Marex Group plc | 100,100 | $622.6K | 0.00% | +8,400+9.2% | Added |
| Polymer Capital Management (US) LLC | 105,494 | $656.2K | 0.10% | +105,494 | New |
| Wells Fargo & Company | 116,119 | $722.3K | 0.00% | +66,386+133.5% | Added |
| Point72 Asset Management, L.P. | 120,159 | $747.4K | 0.00% | +120,159 | New |
| Deutsche Bank AG | 120,367 | $748.7K | 0.00% | +26,709+28.5% | Added |
| California State Teachers Retirement System | 121,243 | $754.1K | 0.00% | +43,031+55.0% | Added |
| Citigroup Inc | 121,309 | $754.5K | 0.00% | +46,147+61.4% | Added |
| Squarepoint Ops LLC | 123,951 | $771.0K | 0.00% | +53,354+75.6% | Added |
| Rhumbline Advisers | 141,284 | $878.8K | 0.00% | +23,606+20.1% | Added |
| Polen Capital Management LLC | 149,559 | $930.3K | 0.01% | +26,589+21.6% | Added |
| Cetera Investment Advisers | 152,965 | $951.4K | 0.00% | +38,148+33.2% | Added |
| SBI Securities Co., Ltd. | 159,346 | $991.1K | 0.02% | −5,293−3.2% | Reduced |
| UBS Asset Management Americas Inc | 161,219 | $1.00M | 0.00% | +48,743+43.3% | Added |
| Aquatic Capital Management LLC | 163,978 | $1.02M | 0.04% | +163,978 | New |
| Stifel Financial Corp | 166,034 | $1.03M | 0.00% | +45,509+37.8% | Added |
| Chicago Partners Investment Group LLC | 265,459 | $1.07M | 0.02% | −108,619−29.0% | Reduced |
| Russell Investments Group, Ltd. | 181,776 | $1.13M | 0.00% | +36,149+24.8% | Added |
| Purewater Capital LLC | 194,387 | $1.21M | 0.87% | −17,464−8.2% | Reduced |
| Invesco Ltd. | 203,976 | $1.27M | 0.00% | +147,342+260.2% | Added |
| Swiss National Bank | 214,700 | $1.34M | 0.00% | +4,600+2.2% | Added |
| DnB Asset Management AS | 214,880 | $1.34M | 0.00% | +155,098+259.4% | Added |
| Empowered Funds, LLC | 225,089 | $1.40M | 0.01% | +39,136+21.0% | Added |
| Headlands Technologies LLC | 240,197 | $1.49M | 0.16% | +165,031+219.6% | Added |
| JPMorgan Chase & Co | 241,054 | $1.50M | 0.00% | −32,408−11.9% | Reduced |
| Saba Capital Management, L.P. | 261,470 | $1.63M | 0.05% | −96,155−26.9% | Reduced |
| Bank of Montreal | 262,560 | $1.63M | 0.00% | +30,787+13.3% | Added |
| HITE Hedge Asset Management LLC | 301,837 | $1.88M | 0.10% | −24,390−7.5% | Reduced |
| CAPROCK Group, Inc. | 321,365 | $2.00M | 0.04% | +365+0.1% | Added |
| Bank of New York Mellon Corp | 356,872 | $2.22M | 0.00% | +67,863+23.5% | Added |
| Citadel Advisors LLC | 357,591 | $2.22M | 0.00% | −410,415−53.4% | Reduced |
| Rathbone Brothers plc | 381,619 | $2.37M | 0.01% | −391,513−50.6% | Reduced |
| Shay Capital LLC | 413,000 | $2.57M | 0.28% | −16,500−3.8% | Reduced |
| Group One Trading, L.P. | 458,383 | $2.85M | 0.08% | −137,242−23.0% | Reduced |
| Nuveen, LLC | 493,421 | $3.07M | 0.00% | +285,979+137.9% | Added |
| Diametric Capital, LP | 538,517 | $3.35M | 0.36% | −414,988−43.5% | Reduced |
| Wim Investment Management Ltd | 541,400 | $3.37M | 1.10% | −60,000−10.0% | Reduced |
| Goldman Sachs Group Inc | 576,276 | $3.58M | 0.00% | +49,481+9.4% | Added |
| Susquehanna International Group, LLP | 705,153 | $4.39M | 0.00% | −352,187−33.3% | Reduced |
| Bank of America Corp | 709,057 | $4.41M | 0.00% | +540,060+319.6% | Added |
| Pacer Advisors, Inc. | 734,960 | $4.57M | 0.01% | +231,035+45.8% | Added |
| Vanguard Fiduciary Trust Co | 788,561 | $4.90M | 0.00% | +35,245+4.7% | Added |
| Man Group plc | 828,377 | $5.15M | 0.01% | +828,377 | New |
| Marshall Wace, LLP | 835,656 | $5.20M | 0.00% | +835,656 | New |
| Barclays PLC | 847,781 | $5.27M | 0.00% | −165,175−16.3% | Reduced |
| Charles Schwab Investment Management Inc | 935,352 | $5.82M | 0.00% | +38,116+4.2% | Added |
| Northern Trust Corp | 1,007,214 | $6.26M | 0.00% | +69,691+7.4% | Added |
| Vanguard Portfolio Management LLC | 1,115,391 | $6.94M | 0.00% | +138,221+14.1% | Added |
| Morgan Stanley | 1,162,320 | $7.23M | 0.00% | −414,093−26.3% | Reduced |
| Philadelphia Financial Management of San Francisco, LLC | 1,343,007 | $8.35M | 2.29% | +694,666+107.1% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,577,016 | $9.81M | 0.01% | +689,771+77.7% | Added |
| AWM Investment Company, Inc. | 1,581,490 | $9.84M | 0.85% | −543,006−25.6% | Reduced |
| Exchange Traded Concepts, LLC | 2,255,509 | $14.0M | 0.07% | +71,955+3.3% | Added |
| State Street Corp | 2,595,573 | $16.1M | 0.00% | +273,414+11.8% | Added |
| Alyeska Investment Group, L.P. | 2,843,503 | $17.7M | 0.05% | +151,337+5.6% | Added |
| Geode Capital Management, LLC | 2,945,901 | $18.3M | 0.00% | +205,437+7.5% | Added |
| UBS Group AG | 3,247,633 | $20.2M | 0.00% | +405,924+14.3% | Added |
| Rovida Investment Management Ltd | 4,100,000 | $25.5M | 1.74% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 4,982,953 | $31.0M | 0.00% | −77,511−1.5% | Reduced |
| Encompass Capital Advisors LLC | 6,561,754 | $40.8M | 1.76% | −350,300−5.1% | Reduced |
| BlackRock, Inc. | 9,217,198 | $57.3M | 0.00% | +889,054+10.7% | Added |
| Sara-Bay Financial | 0 | $0 | 0.00% | −586,673−100.0% | Sold out |
| Alight Capital Management LP | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| Yaupon Capital Management LP | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −268,469−100.0% | Sold out |
| Burkehill Global Management, LP | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Arosa Capital Management LP | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −161,030−100.0% | Sold out |
| PEAK6 LLC | 0 | $0 | 0.00% | −79,212−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −50,461−100.0% | Sold out |
| Patriot Financial Group Insurance Agency, LLC | 0 | $0 | 0.00% | −44,980−100.0% | Sold out |
| Allegheny Financial Group LTD | 0 | $0 | 0.00% | −40,649−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −40,230−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −30,410−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −22,311−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −21,531−100.0% | Sold out |