ASP ISOTOPES INC - Form 144 Report of proposed sale of securities

Form 144 – Report of proposed sale of securities

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")


FORM 144 – REPORT OF PROPOSED SALE OF SECURITIES


ASPI stockholders are advised that on 13 April 2026, a Form 144 has been filed with the U.S. Securities
and Exchange Commission.

A copy of the Form 144 can be found at:
sec.gov/Archives/edgar/data/1921865/000147793226002187/xsl144X01/primary_doc.xml

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


14 April 2026

Sponsor
Valeo Capital Proprietary Limited

Date: 14-04-2026 08:00:00
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