Key facts
- This page summarizes Marcelo Fischer's Form 4 filing for IDT CORP (IDT).
- 8 reported transactions and 2 derivative rows are listed below.
- Accepted by SEC: 19 Oct 2026, 16:40.
Marcelo Fischer - 15 Oct 2026 Form 4 Insider Report for IDT CORP (IDT)
- Reporting relationship
- Chief Financial Officer
- Issuer ticker
- IDT
- Reported as of
- 15 Oct 2026
- Net transaction value
- -$760,847
- SEC form
- 4
- Accepted by SEC
- 19 Oct 2026, 16:40:55 UTC
- Prior SEC filing
- 30 Jun 2026
- Source filing
- View source filing
- Reporting owner signature
- Joyce J. Mason, by Power of Attorney
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Filing notes and source
Key filing fact
Marcelo Fischer filed Form 4 for IDT CORP (IDT) on 19 Oct 2026.
Change
- Previous filing in this sequence was filed on 30 Jun 2026.
- Current net transaction value: -$760,847.
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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001228166
Primary reporting owner
FISCHER MARCELO
- Relationship
- Chief Financial Officer
- Address
- C/O IDT CORPORATION, 520 BROAD STREET, NEWARK
- Signature
- Joyce J. Mason, by Power of Attorney
- Signature date
- 19 Oct 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
IDT
transaction
Class B Common Stock, par value $.01 per share
Options Exercise
- Transaction value
- Shares
- +20,832
- Change %
- +63%
- Price
- $81.82*
- Shares after
- 53,656
- Date
- 15 Oct 2026
- Ownership
- Direct
- Footnotes
- F1
IDT
transaction
Class B Common Stock, par value $.01 per share
Tax liability
- Transaction value
- Shares
- -11,499
- Change %
- -21%
- Price
- $81.82*
- Shares after
- 42,157
- Date
- 15 Oct 2026
- Ownership
- Direct
- Footnotes
- F2
IDT
transaction
Class B Common Stock, par value $.01 per share
Sale
- Transaction value
- -$394,968
- Shares
- -4,812
- Change %
- -11%
- Price
- $82.08
- Shares after
- 37,345
- Date
- 15 Oct 2026
- Ownership
- Direct
IDT
transaction
Class B Common Stock, par value $.01 per share
Options Exercise
- Transaction value
- Shares
- +4,257
- Change %
- +11%
- Price
- $38.43*
- Shares after
- 41,602
- Date
- 15 Oct 2026
- Ownership
- Direct
IDT
transaction
Class B Common Stock, par value $.01 per share
Tax liability
- Transaction value
- Shares
- -1,226
- Change %
- -2.9%
- Price
- $81.08*
- Shares after
- 40,376
- Date
- 15 Oct 2026
- Ownership
- Direct
- Footnotes
- F3
IDT
transaction
Class B Common Stock, par value $.01 per share
Sale
- Transaction value
- -$365,879
- Shares
- -4,521
- Change %
- -11%
- Price
- $80.93
- Shares after
- 35,855
- Date
- 16 Oct 2026
- Ownership
- Direct
IDT
holding
Class B Common Stock, par value $.01 per share
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 2,719
- Date
- 15 Oct 2026
- Ownership
- By 401(k) Plan
- Footnotes
- F4
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
IDT
transaction
Derivative
Deferred Stock Units
Options Exercise
- Transaction value
- Shares
- -10,416
- Change %
- -67%
- Price
- $0.000000*
- Shares after
- 5,208
- Date
- 15 Oct 2026
- Ownership
- Direct
- Underlying class
- Class B Common Stock
- Underlying amount
- 20,832
- Exercise price
- Footnotes
- F5
IDT
transaction
Derivative
Employee Stock Option
Options Exercise
- Transaction value
- Shares
- -4,257
- Change %
- -33%
- Price
- $0.000000*
- Shares after
- 8,633
- Date
- 15 Oct 2026
- Ownership
- Direct
- Underlying class
- Class B Common Stock
- Underlying amount
- 4,257
- Exercise price
- $38.43
- Footnotes
- F6
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 6 footnotes
Footnote F1
Under the terms of the IDT Corporation Equity Growth Program, due to the market price of the Issuer's Class B common stock in the period prior to the October 15, 2026 vesting date, each of the 10,416 deferred stock units ("DSUs") that vested entitled the Reporting Person to receive 2.0 shares of Class B common stock.
Footnote F2
Represents shares withheld by the Issuer for tax purposes upon the vesting of DSUs.
Footnote F3
Represents shares withheld by the Issuer to pay the exercise price of the options and for tax purposes upon the exercise of the option.
Footnote F4
As of September 30, 2026.
Footnote F5
Represents 10,416 DSUs that vested on 10/15/2026. The 20,832 shares of Class B common stock that were issued is equal to 2.0 shares per vested DSU and was based on a September 18, 2024 grant of 15,624 DSUs which entitled the Reporting Person the right to receive between 1/2 of a share and 2 shares of the Issuer's Class B common stock.
Footnote F6
Options vest as follows: 828 on October 15, 2025 (all of which were exercised on October 15, 2026); 6,031 on October 15, 2026 (3,429 of which were exercised on October 15, 2026); and 6,031 on October 15, 2027.