Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

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

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1. Name and Address of Reporting Person * Framework Ventures IV L.P. 2. Issuer Name and Ticker or Trading Symbol Stablecoin Development Corp [SDEV] 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) 600 MONTGOMERY STREET, FLOOR 42 3. Date of Earliest Transaction (Month/Day/Year) 06/15/2026 (Street) SAN FRANCISCO, CA 94111 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _X_ 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 Common Stock 06/15/2026 X 11,332,020 A $0.0024 22,693,236 D Common Stock 06/15/2026 S(1) 24,720 D $1.09 22,668,516 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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

Pre-Funded Warrants (Right to Buy)

$0.0024

06/15/2026

X

11,332,020

01/01/2026

(1)

Common Stock

11,332,020

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Framework Ventures IV L.P. 600 MONTGOMERY STREET, FLOOR 42 SAN FRANCISCO, CA 94111		X
Framework Ventures Management LLC 600 MONTGOMERY STREET, FLOOR 42 SAN FRANCISCO, CA 94111		X
Framework Ventures IV GP LLC 600 MONTGOMERY STREET, FLOOR 42 SAN FRANCISCO, CA 94111		X
Spencer Vance 600 MONTGOMERY STREET, FLOOR 42 SAN FRANCISCO, CA 94111		X
Anderson Michael Ernest 600 MONTGOMERY STREET, FLOOR 42 SAN FRANCISCO, CA 94111		X

Signatures

/s/ Michael Ernest Anderson - Framework Ventures IV L.P. - Authorized Signatory		06/17/2026
**Signature of Reporting Person		Date
/s/ Michael Ernest Anderson - Framework Ventures Management LLC - Authorized Signatory		06/17/2026
**Signature of Reporting Person		Date
/s/ Michael Ernest Anderson - Framework Ventures IV GP LLC - Authorized Signatory		06/17/2026
**Signature of Reporting Person		Date
/s/ Vance Spencer		06/17/2026
**Signature of Reporting Person		Date
/s/ Michael Ernest Anderson		06/17/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	On June 16, 2026, the Reporting Persons exercised a pre-funded warrant to purchase 11,332,020 shares of common stock for $0.002385 per share. The Reporting Persons paid the exercise price on a cashless basis, resulting in the withholding of 24,720 of the warrant shares to pay the exercise price and issuing to the Reporting Persons the remaining 11,307,300 shares.
Remarks: Exhibit 99.1 - Joint Filing Agreement (incorporated by reference to Exhibit 99.1 for Form 4 filed with the Securities and Exchange Commission filed on October 20, 2025).

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