IDT Corp withholds 367 shares for Silberman's taxes

The disclosure lists 805 direct Class B shares after withholding and 68 indirect shares held through a 401(k) Plan as of September 30, 2026.

Rhea-AI Filing Summary

IDT Corp (IDT) CAO & Controller Mitch Silberman had 367 shares of Class B Common Stock withheld by the issuer for tax purposes upon vesting of Restricted Stock on October 7, 2026. The reported per-share price was $79.48. His reported direct holdings after the transaction were 805 shares. The disclosure also lists 68 shares held indirectly through a 401(k) Plan as of September 30, 2026.

Insider Trade Summary

Tax Withholding: 367 shares

Tax Withholding 2 txns

Insider SILBERMAN MITCH

Role CAO & Controller

Type	Security	Shares	Price	Value
Tax Withholding	Class B Common Stock, par value $.01 per share F1	367	$79.48	$29K
holding	Class B Common Stock, par value $.01 per share F2	--	--	--

Holdings After Transaction: Class B Common Stock, par value $.01 per share — 805 shares (Direct); Class B Common Stock, par value $.01 per share — 68 shares (Indirect, By 401(k) Plan)

Footnotes (2)

1. F1. Represents shares withheld by the Issuer for tax purposes upon the vesting of Restricted Stock.
2. F2. As of September 30, 2026.

Key Figures

Class B shares withheld: 367 shares Reported per-share price: $79.48 per share Direct holdings after transaction: 805 shares +1 more

4 metrics

Class B shares withheld 367 shares For tax purposes upon vesting of Restricted Stock on October 7, 2026

Reported per-share price $79.48 per share Class B Common Stock transaction on October 7, 2026

Direct holdings after transaction 805 shares Class B Common Stock

Indirect 401(k) Plan holdings 68 shares As of September 30, 2026

Key Terms

Restricted Stock, vesting, tax purposes, 401(k) Plan

4 terms

Restricted Stock financial

"upon the vesting of Restricted Stock"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

vesting financial

"upon the vesting of Restricted Stock"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

tax purposes financial

"withheld by the Issuer for tax purposes"

401(k) Plan financial

"By 401(k) Plan"

A 401(k) plan is a workplace retirement account that lets employees set aside part of their pay into a tax-advantaged savings pot, often with employers adding matching contributions — like a workplace piggy bank for future income. It matters to investors because the amount people save and how employers fund these plans influence consumer spending, corporate payroll costs and the flow of money into financial markets, which can affect stock prices and company valuations.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many IDT shares did Mitch Silberman have withheld, and at what price?

Mitch Silberman, IDT's CAO & Controller, had 367 Class B shares withheld by the issuer for tax purposes upon restricted-stock vesting on October 7, 2026. The reported per-share price was $79.48.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/09/2026 - 02:19 PM Accepted by SEC EDGAR 10/09/2026 - 02:19 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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^*

SILBERMAN MITCH

(Last) (First) (Middle)

C/O IDT CORPORATION

520 BROAD STREET

(Street)

NEWARK NEW JERSEY 07102

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
IDT CORP [ IDT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CAO & Controller

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/07/2026

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
Class B Common Stock, par value $.01 per share	10/07/2026		F		367(1)	D	$79.48	805	D
Class B Common Stock, par value $.01 per share								68(2)	I	By 401(k) Plan

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

Explanation of Responses:

1. Represents shares withheld by the Issuer for tax purposes upon the vesting of Restricted Stock.

2. As of September 30, 2026.

	Joyce J. Mason, by Power of Attorney	10/09/2026
	** 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)