SEC FORM 4

SEC FORM 4 SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

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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 for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Onorati Joseph Mario

(Last)

(First)

(Middle)

6041 CONGRESS AVENUE, SUITE 250

(Street)

BOCA RATON

33487

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
DeFi Development Corp. [ DFDV ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	CEO & Chairman

3. Date of Earliest Transaction (Month/Day/Year)
10/27/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	11/21/2025		J		271,043⁽¹⁾	A	$4.96	271,043	I	By SolSync Solutions Partnership⁽²⁾
Common Stock								2,216,137⁽³⁾	I	By 3277447 Nova Scotia Ltd⁽⁴⁾
Series A Preferred Stock								4,500	I	By 3277447 Nova Scotia Ltd⁽⁴⁾

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 Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Warrant (Right to buy)	$22.5	10/27/2025		J		221,613⁽⁵⁾		11/16/2025	01/21/2028	Common Stock	221,613	$0.0000	221,613	I	By 3277447 Nova Scotia Ltd⁽⁴⁾
Warrant (Right to buy)	$22.5	11/21/2025		J		27,104⁽⁶⁾		11/16/2025	01/21/2028	Common Stock	27,104	$0.0000	27,104	I	By SolSync Solutions Partnership⁽²⁾
Stock Option (Right to buy)	$3.91							04/09/2026⁽⁷⁾	04/09/2035	Common Stock	301,980		301,980	D

Explanation of Responses:

1. Represents the transfer of beneficial ownership in shares held by SolSync Solutions Partnership, an Alaska general partnership, through transfer of partnership units to Defi International Holding LLC, of which Joseph Onorati is manager, in connection with repayment of a loan.

2. Parker White and Joseph Onorati are partners of SolSync Solutions Partnership, an Alaska general partnership. Parker White is the general partner and maintains voting and dispositive control over the reported shares.

3. Reflects a 7-for-1 forward stock split effective on May 21, 2025.

4. Mr. Onorati is the control person as director and president of 3277447 Nova Scotia Ltd and may be deemed to control 3277447 Nova Scotia Ltd.

5. On October 8, 2025, DFDV declared a warrant dividend of warrants to purchase common stock in the amount of 1 warrant for each 10 shares of common stock held by each shareholder of record on October 23, 2025. The warrants were distributed on or around October 27, 2025. As a result, the reporting person received 221,613 warrants to purchase DFDV common stock.

6. Represents the transfer of beneficial ownership in warrants to purchase common stock held by SolSync Solutions Partnership, an Alaska general partnership, through transfer of partnership units to Defi International Holding LLC, of which Joseph Onorati is manager, in connection with repayment of a loan.

7. The date shown is the first date exercisable. One-fourth (1/4th) of the total number of shares subject to the Option shall vest on the first anniversary of the grant date, and thereafter one-thirty-sixth (1/36th) shall vest on the same date of the month applicable to the first vesting date on each of the thirty-six (36) months that occur after the date shown, such that 100% of the shares subject to the Option will be vested on the four (4) year anniversary of the grant date, subject to the reporting person's continued service through each applicable vesting date.

	/s/ Joseph Mario Onorati	11/25/2025
	** Signature of Reporting Person	Date
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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CEO & Chairman Onorati Joseph Mario acquired $1,344,373 worth of shares (271,043 units at $4.96) (SEC Form 4)