WhiteFiber, Inc.|5/AFeb 12, 5:08 PM ET

Sanfilippo Thomas 5/A

5/A · WhiteFiber, Inc. · Filed Feb 12, 2026

Form 5/AAmended

Period: 2025-12-31

Chief Technology Officer

Transactions

Tax Payment
Ordinary Shares, $.01 par value
[F3][F2]
2025-10-31$18.52/sh−13,082$242,279→ 6,544 total
Exercise/Conversion
Ordinary Shares, $.01 par value
[F1][F2]
2025-10-31$29.85/sh+24,033$717,385→ 17,644 total
Award
Restricted Stock Unit
[F4][F5]
2025-10-31+76,977→ 59,333 total
Exercise: $0.01Exp: 2035-03-12→ Ordinary Shares, $.01 par value (76,977 underlying)

Footnotes (5)

[F1]Represents Ordinary Shares issued on October 31, 2025, under WhiteFiber, Inc.'s 2025 Omnibus Equity Incentive Plan (the "Plan"), due to vesting of the Restricted Stock Units ("RSUs") granted under the Plan on September 11, 2025 and not previously reported on Form 4. The RSUs were issued in exchange for Bit Digital, Inc. RSUs previously granted to Mr. Sanfilippo by Bit Digital, Inc. prior to the IPO of WhiteFiber, Inc. Includes 6,389 Ordinary Shares issued on January 13, 2026, as a result of an administrative error related to the October 31, 2025 issuance.
[F2]Each RSU represents the right to receive, at settlement, one Ordinary Share. This transaction represents the settlement of RSUs in Ordinary Shares on their scheduled vesting date and the average closing price was determined on the dates thereof in accordance with applicable terms of the RSU.
[F3]Represents Ordinary Shares sold to pay tax liability upon the vesting of the RSUs awarded under the Company's 2025 Omnibus Equity Incentive Plan (the "Plan") pursuant to Rule 16b-3 including the 6,389 Ordinary Shares issued on January 13, 2026 described in Note 1 above. This does not represent a discretionary transaction by a reporting person.
[F4]This award was granted on September 11, 2025, and first vested on October 31, 2025.
[F5]These RSUs shall vest in equal quarterly installments ending on October 31, 2028.

Signature

/s/ Erke Huang, Attorney-in-Fact|2026-02-12

Documents

1 file