Joseph Mario Onorati - 02 Dec 2025 Form 4 Insider Report for DeFi Development Corp. (DFDV)

Reporting relationship: CEO & Chairman, Director, 10%+ Owner
Issuer ticker: DFDV
Reported as of: 02 Dec 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Dec 2025, 16:45:50 UTC
Prior SEC filing: 25 Nov 2025
Next SEC filing: 19 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Joseph Mario Onorati

Key filing fact

Joseph Mario Onorati filed Form 4 for DeFi Development Corp. (DFDV) on 03 Dec 2025.

Key facts

This page summarizes Joseph Mario Onorati's Form 4 filing for DeFi Development Corp. (DFDV).
1 reported transaction and 3 derivative rows are listed below.
Accepted by SEC: 03 Dec 2025, 16:45.

Change

Previous filing in this sequence was filed on 25 Nov 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002061890 Primary reporting owner

Onorati Joseph Mario

Relationship: CEO & Chairman, Director, 10%+ Owner
Address: 6041 CONGRESS AVENUE, SUITE 250, BOCA RATON
Signature: /s/ Joseph Mario Onorati
Signature date: 03 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

DFDV holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,216,137
Date: 02 Dec 2025
Ownership: By 3277447 Nova Scotia Ltd
Footnotes: F1

DFDV holding

Series A Preferred Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,500
Date: 02 Dec 2025
Ownership: By 3277447 Nova Scotia Ltd
Footnotes: F1

DFDV holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 271,043
Date: 02 Dec 2025
Ownership: By SolSync Solutions Partnership
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

DFDV transaction Derivative

Warrant (Right to buy)

Gift

Transaction value: $0
Shares: -221,613
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 02 Dec 2025
Ownership: By 3277447 Nova Scotia Ltd
Underlying class: Common Stock
Underlying amount: 221,613
Exercise price: $22.50
Footnotes: F1, F3

DFDV holding Derivative

Stock Option (Right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 301,980
Date: 02 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 301,980
Exercise price: $3.91
Footnotes: F4

DFDV holding Derivative

Warrant (Right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 27,104
Date: 02 Dec 2025
Ownership: By SolSync Solutions Partnership
Underlying class: Common Stock
Underlying amount: 27,104
Exercise price: $22.50
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

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.

Footnote F2

Parker White and Mr. 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.

Footnote F3

On December 2, 2025, Mr. Onorati donated an indirectly owned warrant to purchase 221,613 shares of common stock to a charitable organization.

Footnote F4

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.