Thomas Sanfilippo - 10 Feb 2026 Form 4 Insider Report for WhiteFiber, Inc. (WYFI)

Reporting relationship: Chief Technology Officer
Issuer ticker: WYFI
Reported as of: 10 Feb 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 08 May 2026, 19:48:28 UTC
Prior SEC filing: 12 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Erke Huang, Attorney-in-Fact

Key filing fact

Thomas Sanfilippo filed Form 4 for WhiteFiber, Inc. (WYFI) on 08 May 2026.

Key facts

This page summarizes Thomas Sanfilippo's Form 4 filing for WhiteFiber, Inc. (WYFI).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 08 May 2026, 19:48.

Change

Previous filing in this sequence was filed on 12 Feb 2026.
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 0002058414 Primary reporting owner

Sanfilippo Thomas

Relationship: Chief Technology Officer
Address: C/O WHITEFIBER, INC 31 HUDSON YARDS, FLOOR 11, SUITE 30, NEW YORK
Signature: /s/ Erke Huang, Attorney-in-Fact
Signature date: 08 May 2026

Reported non-derivative transactions

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

WYFI transaction

Ordinary Shares, $.01 par value

Tax liability

Transaction value
Shares: -955
Change %: -5.2%
Price: $21.00^*
Shares after: 17,320
Date: 07 May 2026
Ownership: Direct
Footnotes: F1, F2

WYFI transaction

Ordinary Shares, $01 par value

Tax liability

Transaction value
Shares: -1,500
Change %: -9.8%
Price: $19.31^*
Shares after: 13,863
Date: 10 Feb 2026
Ownership: Direct
Footnotes: F1, F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Represents Ordinary Shares sold to pay tax liability upon the vesting of the RSUs on April 31, 2026 and previously reported on February 12, 2026, under the Company's 2025 Omnibus Equity Incentive Plan (the "Plan") pursuant to Rule 16b-3. This does not represent a discretionary transaction by a reporting person.

Footnote F2

These shares were sold at $21.00, the average sales price on May 7, 2026.

Footnote F3

These shares were sold at $19.31, the average sales price on February10, 2026.