ASP ISOTOPES INC - Schedule 13G - beneficial ownership

ASP ISOTOPES INC.
(Incorporated in the State of Delaware,
United States of America)
(Delaware file number 6228898)
Ticker Symbol: NASDAQ: ASPI
ISIN: US00218A1051
LEI: 6488WHV94BZ496OZ3219
JSE Share Code: ISO
("ASPI" or "the Company")


SCHEDULE 13G - BENEFICIAL OWNERSHIP



Pursuant to Schedule 13G of the Securities Exchange Act of 1934, ASPI stockholders are advised that a
Schedule 13G has been filed with the U.S. Securities and Exchange Commission on 23 January 2026 by
Encompass Capital Advisors LLC and Todd J. Kantor to report the beneficial ownership of more than 5%
in the Company, such that the total of all beneficial interests held by them amount to 5.13%.

A copy of the Schedule 13G can be found at

sec.gov/Archives/edgar/data/1921865/000117266126000290/xslSCHEDULE_13G_X01/primary_doc.xml


The Company has a primary listing on the Nasdaq and a secondary listing on the Main Board of the JSE.


26 January 2026

Sponsor
Valeo Capital Proprietary Limited

Date: 26-01-2026 08:00:00

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