Sec Form 3 Filing - GIUSTRA FRANK @ Streamex Corp. - 2025-05-28

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person GIUSTRA FRANK 2. Issuer Name and Ticker or Trading Symbol Streamex Corp. [ STEX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 17 CHESTER ROW 3. Date of Earliest Transaction (MM/DD/YY) 05/28/2025 (Street) LONDON,, X0SW1W 9JF 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Exchangeable Shares ( 1 ) ( 1 ) ( 1 ) ( 1 ) Common Stock 17,193,640 ( 1 ) ( 2 ) I ( 2 ) I ( 2 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other GIUSTRA FRANK 17 CHESTER ROW LONDON,, X0SW1W 9JF X Signatures /s/ Giustra Frank 09/15/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents shares of common stock, par value $0.001 per share (the "Common Stock"), of the Issuer that may be issued from time to time upon the exchange, retraction, or redemption of exchangeable shares of BST Sub ULC, an unlimited liability company organized under the laws of the Province of British Columbia and a wholly owned subsidiary of the Issuer (the "Exchangeable Shares"). Currently, approximately 5.01% of the Exchangeable Shares are exchangeable for Common Stock, with the remainder becoming exchangeable upon stockholder approval, which is expected within 60 days. Pursuant to applicable rules of the Nasdaq Stock Market, the aggregate number of Exchangeable Shares that may be exchanged for Common Stock may not exceed 19.9% of the total outstanding Common Stock until such issuance is approved by the Issuer's stockholders. The Exchangeable Shares do not have an expiration date. ( 2 )Consists of (i) 16,170,209 Exchangeable Shares indirectly held by the Reporting Person through Avanico Limited, an entity controlled by the Reporting Person and (ii) 1,023,431 Exchangeable Shares held by the Reporting Person through the Frank Giustra 2018 Trust.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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