Parker White - 17 Dec 2025 Form 4 Insider Report for DeFi Development Corp. (DFDV)

Reporting relationship: COO & Chief Investment Officer, 10%+ Owner
Issuer ticker: DFDV
Reported as of: 17 Dec 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 19 Dec 2025, 16:30:59 UTC
Prior SEC filing: 11 Dec 2025
Next SEC filing: 19 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Parker White

Key filing fact

Parker White filed Form 4 for DeFi Development Corp. (DFDV) on 19 Dec 2025.

Key facts

This page summarizes Parker White's Form 4 filing for DeFi Development Corp. (DFDV).
1 reported transaction and 4 derivative rows are listed below.
Accepted by SEC: 19 Dec 2025, 16:30.

Change

Previous filing in this sequence was filed on 11 Dec 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 0002061848 Primary reporting owner

White Parker

Relationship: COO & Chief Investment Officer, 10%+ Owner
Address: 6041 CONGRESS AVENUE, SUITE 250, BOCA RATON
Signature: /s/ Parker White
Signature date: 19 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: 269,875
Date: 17 Dec 2025
Ownership: Direct

DFDV holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,488,992
Date: 17 Dec 2025
Ownership: By Defi Dev LLC
Footnotes: F1

DFDV holding

Series A Preferred Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,500
Date: 17 Dec 2025
Ownership: By Defi Dev LLC
Footnotes: F1

DFDV holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 333,841
Date: 17 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

Stock Option (Right to buy)

Award

Transaction value: $0
Shares: +136,687
Change %
Price: $0.000000
Shares after: 136,687
Date: 17 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 136,687
Exercise price: $4.97
Footnotes: F3

DFDV holding Derivative

Stock Option (Right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 191,989
Date: 17 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 191,989
Exercise price: $3.91
Footnotes: F4

DFDV holding Derivative

Warrant (Right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 220,397
Date: 17 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 220,397
Exercise price: $22.50

DFDV holding Derivative

Warrant (Right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 33,384
Date: 17 Dec 2025
Ownership: By SolSync Solutions Partnership
Underlying class: Common Stock
Underlying amount: 33,384
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

Defi Dev LLC is a manager-managed limited liability company, with Parker White serving as manager.

Footnote F2

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.

Footnote F3

The date shown is the first date exercisable. One forty-eighth (1/48th) of the total number of shares subject to the Option shall vest on the first date shown and on the same day of each month following the first vesting date, 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.

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.