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# Who owns ASP Isotopes Inc. (ASPI)? Elite investor 13F holders

2 tracked elite investors reported holding ASP Isotopes Inc as of 2026-06-30, including Saba Capital, Polen Capital Management. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

2 tracked investors currently reported holding · Latest report period: 2026-06-30 · Materials · Materials

ASP Isotopes Inc., a development stage advanced materials company, engages in the production, distribution, marketing, and sale of isotopes in South Africa,Hong Kong, and United States. It operates in two segments, Nuclear Fuels, and Specialist Isotopes and Related Services. The Nuclear Fuels segment focuses on the research and development of technologies and methods used to produce high-assay…

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [Saba Capital](https://ownershiptrace.com/13f/investors/107) | ASP ISOTOPES INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 1626343.00 USD | 261470.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1510281/0001062993-26-004420-index.html) |
| [Polen Capital Management](https://ownershiptrace.com/13f/investors/61) | ASP ISOTOPES INC | SHARE | 2026-06-30 | 2026-08-04 00:00:00 | 930257.00 USD | 149559.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1034524/0001172661-26-003035-index.html) |
| [Tudor Investment](https://ownershiptrace.com/13f/investors/94675) | ASP ISOTOPES INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 0.00 USD | 0.000000 | Shares | exited | [Original filing](https://www.sec.gov/Archives/edgar/data/923093/0000902664-26-003485-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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