ASP ISOTOPES INC - Schedule 13G - beneficial ownership

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 30 January 2026 by
The Vanguard Group to report the beneficial ownership of more than 5% in the Company, such that the
total of all beneficial interests held by it amounts to 5.77%.

A copy of the Schedule 13G can be found at
sec.gov/Archives/edgar/data/102909/000010290926000082/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.


2 February 2026


Sponsor
Valeo Capital Proprietary Limited

Date: 02-02-2026 08:00:00
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