Updated Jul 16, 2026 · Last SEC filing 2026-07-01
IDT CORP (IDT) has filed 8 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-01. 3 Form 8-K material event filings were reported by IDT in the last 90 days. 5 Form 144 notices of proposed sale were filed for IDT stock. InsiderAlpha tracks every IDT SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Telephone Communications (No Radiotelephone) (SIC 4813) |
|---|---|
| SEC CIK | 0001005731 |
| Form 4 filings (90d) | 8 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 5 |
| Latest Form 4 filing | 2026-07-01 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| COSENTINO ERIC F. | Insider | S — Open-market sale | 500 | $57.78 | $29K | SEC | |
| FISCHER MARCELO | Chief Financial Officer | S — Open-market sale | 23.3K | $56.98 | $1.33M | SEC | |
| JONAS HOWARD S | Chairman | G — Bona-fide gift | 2.2K | $0.00 | — | SEC | |
| KATSOF IRWIN | Insider | S — Open-market sale | 2.4K | $55.03 | $133K | SEC | |
| CONKLING WILLIAM | Insider | A — Grant or award | 673 | $55.75 | $38K | SEC | |
| SHEA NADINE | EVP of GLOBAL HUMAN RESOURCES | S — Open-market sale | 500 | $55.32 | $28K | SEC | |
| MASON JOYCE J | EVP and Corporate Secretary | G — Bona-fide gift | 722 | $0.00 | — | SEC | |
| MASON JOYCE J | EVP and Corporate Secretary | G — Bona-fide gift | 722 | $0.00 | — | SEC | |
| MASON JOYCE J | EVP and Corporate Secretary | G — Bona-fide gift | 722 | $0.00 | — | SEC | |
| JONAS HOWARD S | Chairman | G — Bona-fide gift | 7.9K | $0.00 | — | SEC | |
| JONAS HOWARD S | Chairman | G — Bona-fide gift | 1.2K | $0.00 | — | SEC | |
| MASON JOYCE J | EVP and Corporate Secretary | S — Open-market sale | 2.3K | $50.94 | $117K | SEC | |
| JONAS HOWARD S | Chairman | G — Bona-fide gift | 600 | $0.00 | — | SEC | |
| MASON JOYCE J | EVP and Corporate Secretary | S — Open-market sale | 907 | $50.94 | $46K | SEC | |
| FISCHER MARCELO | Chief Financial Officer | S — Open-market sale | 5.0K | $50.50 | $252K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for IDT CORP (IDT). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| JONAS HOWARD S | 5 | — |
| MASON JOYCE J | 3 | — |
| SHEA NADINE | 1 | $28K |
| KATSOF IRWIN | 1 | $133K |
| CONKLING WILLIAM | 1 | $38K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in IDT insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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