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 |
|---|---|---|---|---|---|
| Arizona State Retirement System | 29,529 | $183.7K | 0.00% | +319+1.1% | Added |
| New York State Common Retirement Fund | 29,200 | $181.6K | 0.00% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 29,119 | $181.1K | 0.00% | +9,147+45.8% | Added |
| Integrated Wealth Concepts LLC | 28,316 | $176.1K | 0.00% | +28,316 | New |
| Vanguard Investments Australia, Ltd. | 28,118 | $174.9K | 0.00% | 00.0% | Unchanged |
| Belpointe Asset Management LLC | 27,902 | $173.6K | 0.01% | −73,660−72.5% | Reduced |
| Cresset Asset Management, LLC | 27,304 | $169.8K | 0.00% | +20+0.1% | Added |
| XTX Topco Ltd | 26,789 | $166.6K | 0.00% | +14,868+124.7% | Added |
| Fortitude Advisory Group L.L.C. | 26,286 | $163.5K | 0.06% | +251+1.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 23,600 | $146.8K | 0.00% | 00.0% | Unchanged |
| Allstate Corp | 23,365 | $145.3K | 0.00% | +23,365 | New |
| Voya Investment Management LLC | 22,091 | $137.4K | 0.00% | +2,943+15.4% | Added |
| Jane Street Group, LLC | 21,094 | $131.2K | 0.00% | −663,385−96.9% | Reduced |
| MML Investors Services, LLC | 20,859 | $129.7K | 0.00% | +20,859 | New |
| Massar Capital Management, LP | 20,334 | $126.5K | 0.04% | −127,042−86.2% | Reduced |
| Tocqueville Asset Management L.P. | 20,000 | $124.4K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 19,156 | $119.2K | 0.00% | −8,500−30.7% | Reduced |
| Pictet Asset Management Holding SA | 19,056 | $118.5K | 0.00% | +7,722+68.1% | Added |
| Keebeck Alpha, LP | 18,606 | $115.7K | 0.24% | +18,606 | New |
| Prudential Financial Inc | 18,370 | $114.3K | 0.00% | +1,530+9.1% | Added |
| Persistent Asset Partners Ltd | 18,363 | $114.2K | 0.04% | +18,363 | New |
| Fielder Capital Group LLC | 18,083 | $112.5K | 0.02% | 00.0% | Unchanged |
| Capital Asset Advisory Services LLC | 18,045 | $112.2K | 0.00% | +18,045 | New |
| Brookwood Investment Group LLC | 18,000 | $112.0K | 0.01% | 00.0% | Unchanged |
| FMR LLC | 17,825 | $110.9K | 0.00% | +3,467+24.1% | Added |
| Amundi | 17,212 | $107.1K | 0.00% | +17,212 | New |
| Jain Global LLC | 17,105 | $106.4K | 0.00% | +17,105 | New |
| Guggenheim Capital LLC | 16,464 | $102.4K | 0.00% | −1,766−9.7% | Reduced |
| Captrust Financial Advisors | 15,340 | $95.4K | 0.00% | +3,026+24.6% | Added |
| ProShare Advisors LLC | 15,251 | $94.9K | 0.00% | −1,230−7.5% | Reduced |
| Jump Financial, LLC | 15,102 | $93.9K | 0.00% | −11,174−42.5% | Reduced |
| State of Wisconsin Investment Board | 14,383 | $89.5K | 0.00% | +14,383 | New |
| Blueshift Asset Management, LLC | 14,178 | $88.2K | 0.02% | +14,178 | New |
| Calton & Associates, Inc. | 14,000 | $87.1K | 0.01% | +3,500+33.3% | Added |
| Simplex Trading, LLC | 13,664 | $85.0K | 0.00% | −47,984−77.8% | Reduced |
| AQR Capital Management LLC | 13,588 | $84.5K | 0.00% | −10,209−42.9% | Reduced |
| Wealthfront Advisers LLC | 13,188 | $82.0K | 0.00% | +3,039+29.9% | Added |
| Victory Capital Management Inc | 13,059 | $81.2K | 0.00% | +253+2.0% | Added |
| Axq Capital, LP | 12,922 | $80.4K | 0.01% | +12,922 | New |
| Silverberg Bernstein Capital Management LLC | 12,440 | $77.4K | 0.03% | +12,440 | New |
| Chicago Capital, LLC | 12,000 | $74.6K | 0.00% | 00.0% | Unchanged |
| KKM Financial LLC | 12,000 | $74.6K | 0.01% | +12,000 | New |
| Tower Research Capital LLC (TRC) | 11,784 | $73.3K | 0.00% | −4,794−28.9% | Reduced |
| Axxcess Wealth Management, LLC | 11,715 | $72.9K | 0.00% | +11,715 | New |
| Balyasny Asset Management LLC | 11,636 | $72.4K | 0.00% | −64,885−84.8% | Reduced |
| Xponance, Inc. | 11,189 | $69.6K | 0.00% | +11,189 | New |
| SG Americas Securities, LLC | 10,943 | $68.0K | 0.00% | −87,042−88.8% | Reduced |
| Ameritas Investment Partners, Inc. | 10,570 | $65.7K | 0.00% | +1,267+13.6% | Added |
| Nisa Investment Advisors, LLC | 10,018 | $62.3K | 0.00% | +2,332+30.3% | Added |
| Steward Partners Investment Advisory, LLC | 9,895 | $61.5K | 0.00% | +730+8.0% | Added |
| Quantbot Technologies LP | 9,707 | $60.4K | 0.00% | −8,103−45.5% | Reduced |
| Allworth Financial LP | 8,221 | $51.1K | 0.00% | −4,224−33.9% | Reduced |
| Close Asset Management Ltd | 7,500 | $47.0K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 7,550 | $47.0K | 0.00% | +1,370+22.2% | Added |
| Rockefeller Capital Management L.P. | 6,245 | $38.8K | 0.00% | +1,225+24.4% | Added |
| Smartleaf Asset Management LLC | 6,000 | $37.3K | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 5,990 | $37.3K | 0.01% | −19,307−76.3% | Reduced |
| Jones Financial Companies LLLP | 5,801 | $35.8K | 0.00% | +2,949+103.4% | Added |
| Evelyn Partners Group Ltd | 5,000 | $31.1K | 0.00% | +5,000 | New |
| Bank of New Hampshire | 3,000 | $18.7K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 1,871 | $11.6K | 0.00% | −2−0.1% | Reduced |
| Rothschild Investment LLC | 1,695 | $10.5K | 0.00% | 00.0% | Unchanged |
| Copia Wealth Management | 1,658 | $10.3K | 0.01% | +928+127.1% | Added |
| The PNC Financial Services Group, Inc. | 1,481 | $9.21K | 0.00% | +941+174.3% | Added |
| Signaturefd, LLC | 1,290 | $8.02K | 0.00% | +290+29.0% | Added |
| Global Retirement Partners, LLC | 1,000 | $6.22K | 0.00% | +1,000 | New |
| Adirondack Trust Co | 986 | $6.13K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 977 | $6.08K | 0.00% | −265−21.3% | Reduced |
| Sterling Capital Management LLC | 718 | $4.47K | 0.00% | −20−2.7% | Reduced |
| Bryn Mawr Trust Co | 629 | $3.91K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 591 | $3.68K | 0.00% | +591 | New |
| Optiver Holding B.V. | 406 | $2.52K | 0.00% | −304−42.8% | Reduced |
| SRS Capital Advisors, Inc. | 373 | $2.32K | 0.00% | +373 | New |
| GAMMA Investing LLC | 248 | $1.54K | 0.00% | −298−54.6% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 242 | $1.50K | 0.00% | +242 | New |
| EverSource Wealth Advisors, LLC | 234 | $1.46K | 0.00% | +223+2,027.3% | Added |
| Rialto Wealth Management, LLC | 91 | $567 | 0.00% | +91 | New |
| Bare Financial Services, Inc | 91 | $566 | 0.00% | +91 | New |
| State of Wyoming | 86 | $535 | 0.00% | −6,466−98.7% | Reduced |
| SJS Investment Consulting Inc. | 76 | $473 | 0.00% | +76 | New |
| Massmutual Trust Co FSB | 72 | $448 | 0.00% | +62+620.0% | Added |
| US Bancorp | 55 | $342 | 0.00% | −5−8.3% | Reduced |
| Islay Capital Management, LLC | 39 | $243 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 2 | $13 | 0.00% | +2 | New |
| Hughes Financial Services, LLC | 2 | $12 | 0.00% | +2 | New |
| 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 |