Insider Tabar Files Form 4 for WhiteFiber, Inc. Ownership Change

TL;DR

**Insider Samir Tabar updated his WhiteFiber ownership, signaling potential shifts in his view of the company.**

AI Summary

Samir Tabar, a reporting insider, filed a Form 4 on March 23, 2026, indicating changes in his beneficial ownership of WhiteFiber, Inc. securities as of March 19, 2026. This filing, while not detailing specific transactions, signals that Tabar's holdings in WhiteFiber, Inc. (CIK: 0002042022) have been updated, which is important for investors as insider activity can sometimes precede significant company events or reflect an insider's confidence (or lack thereof) in the company's future.

Why It Matters

This filing alerts investors to a change in an insider's stake, which can be a signal of their perspective on the company's future performance. While the filing doesn't detail the transaction, it's a mandatory disclosure for transparency.

Risk Assessment

Risk Level: low — This is a routine disclosure of insider ownership changes, not an event that inherently carries high risk, though the underlying transaction could be significant.

Analyst Insight

Investors should look for the detailed transaction information within the full Form 4 document to understand the nature (buy/sell) and size of the change in Tabar Samir's ownership, as this could influence their perception of WhiteFiber, Inc.'s prospects.

Key Players & Entities

• Tabar Samir (person) — Reporting insider
• WhiteFiber, Inc. (company) — Issuer of securities
• 0002046468 (person) — CIK for Tabar Samir
• 0002042022 (company) — CIK for WhiteFiber, Inc.
• 2026-03-23 (date) — Filing Date
• 2026-03-19 (date) — Period of Report

FAQ

Key Financial Figures

• $15.13 — Plan"). 2. These shares were valued at $15.13 the closing market price on March 19, 2

Filing Documents

• ownership.html (4)
• ownership.xml (4) — 6KB
• 0001213900-26-032993.txt ( ) — 8KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5    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 * Tabar Samir (Last) (First) (Middle) C/O WHITEFIBER, INC 31 HUDSON YARDS, FLOOR 11 SUITE 30 (Street) NEW YORK NEW YORK 10001 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol WhiteFiber, Inc. [ WYFI ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Chief Executive Officer 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 03/19/2026 6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person 4. If Amendment, Date of Original Filed (Month/Day/Year) 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) Code V Amount (A) or (D) Price Ordinary Shares, $.01 par value 03/19/2026 03/19/2026 M 33,047 (1) A (2) 180,105 D 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) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Restricted Stock Units (3) $ 0.01 (3) 03/19/2026 03/19/2026 A 33,047 03/19/2026 02/06/2035 Ordinary Shares 33,047 $ 0 33,047 D Explanation of Responses: 1. Represents Ordinary Shares issued upon the immediate vesting of restricted stock units ("RSUs") awarded under the Company's 2025 Omnibus Equity Incentive Plan (the "Plan"). 2. These shares were valued at $15.13 the closing market price on March 19, 2026. 3. Represents RSUs granted pursuant to the Plan. Each RSU represents the right to receive one Ordinary Share of the Issuer. These performance based RSUs were issued under the Plan in an exempt transaction pursuant to Rule 16b-3 under the Securities Exchange Act of 1934. /s/ Samir Tabar 03/23/2026 ** 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). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. * Form 4: SEC 1474 (03-26)

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