IDT Corporation
Ownership
Ownership Structure
Who owns IDT Corporation (IDT)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 87.9% of the shares are freely tradable; institutional investors hold 60.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 7.74 | 1,923,496 | +8.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.57 | 887,211 | +0.7 | 06/30/2026 |
| Renaissance Technologies Corp | 3.54 | 879,008 | -7.1 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 3.14 | 779,838 | -1.0 | 06/30/2026 |
| Geode Capital Management, LLC | 2.63 | 653,066 | +8.0 | 06/30/2026 |
| State Street Corp | 2.48 | 616,837 | +15.4 | 06/30/2026 |
| First Trust Advisors L.P. | 2.06 | 512,873 | +740.2 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| First Trust SMID Cp Rising Div Achv ETF | 3.22 | 800,803 | +0.0 | 09/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 2.54 | 632,098 | +0.0 | 09/30/2026 |
| iShares Russell 2000 ETF | 1.73 | 429,238 | -1.1 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Schorr Judah | Director | 108,672 | 8,943,706 $ | Oct 15, 2026 | direct |
| Mason Joyce J | EVP and Corporate Secretary | 46,813 | 3,852,710 $ | Jul 17, 2026 | both |
| Jonas Howard S | Chairman | 45,388 | 3,735,432 $ | Aug 31, 2026 | direct |
| Fischer Marcelo | Chief Financial Officer | 35,855 | 2,950,867 $ | Oct 16, 2026 | direct |
| Ash Menachem | EVP of Strategic&Legal Affairs | 19,193 | 1,579,584 $ | Oct 15, 2026 | direct |
| Shea Nadine | EVP of GLOBAL HUMAN RESOURCES | 7,725 | 635,768 $ | Oct 15, 2026 | direct |
| Cosentino Eric F. | Director | 39 | 3,210 $ | Oct 1, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 16, 2026 | Fischer Marcelo | Chief Financial Officer | Sell | 4,521 | 80.93 | 365,879 |
| Oct 15, 2026 | Fischer Marcelo | Chief Financial Officer | Other | 1,226 | 81.08 | 99,404 |
| Oct 15, 2026 | Fischer Marcelo | Chief Financial Officer | Other | 4,257 | 38.43 | 163,597 |
| Oct 15, 2026 | Fischer Marcelo | Chief Financial Officer | Sell | 4,812 | 82.08 | 394,968 |
| Oct 15, 2026 | Fischer Marcelo | Chief Financial Officer | Other | 11,499 | 81.83 | 940,906 |
| Oct 15, 2026 | Fischer Marcelo | Chief Financial Officer | Other | 20,832 | 81.83 | 1,704,578 |
| Oct 15, 2026 | Shea Nadine | EVP of GLOBAL HUMAN RESOURCES | Sell | 600 | 81.23 | 48,735 |
| Oct 15, 2026 | Ash Menachem | EVP of Strategic&Legal Affairs | Sell | 5,000 | 82.00 | 410,000 |
| Oct 15, 2026 | Schorr Judah | Director | Sell | 7,717 | 81.57 | 629,456 |
| Oct 15, 2026 | Silberman Mitch | CAO & Controller | Sell | 2,327 | 81.03 | 188,556 |
| Oct 15, 2026 | Silberman Mitch | CAO & Controller | Other | 1,147 | 81.83 | 93,853 |
| Oct 15, 2026 | Silberman Mitch | CAO & Controller | Other | 3,474 | 81.83 | 284,260 |
| Oct 14, 2026 | Schorr Judah | Director | Sell | 6,036 | 81.76 | 493,524 |
| Oct 13, 2026 | Silberman Mitch | CAO & Controller | Sell | 805 | 82.14 | 66,123 |
| Oct 7, 2026 | Mason Joyce J | EVP and Corporate Secretary | Sell | 1,150 | 80.50 | 92,570 |
| Oct 7, 2026 | Silberman Mitch | CAO & Controller | Other | 367 | 79.48 | 29,169 |
| Oct 1, 2026 | Cosentino Eric F. | Director | Sell | 500 | 78.55 | 39,274 |
| Oct 1, 2026 | Shea Nadine | EVP of GLOBAL HUMAN RESOURCES | Sell | 400 | 78.04 | 31,214 |
| Oct 1, 2026 | Silberman Mitch | CAO & Controller | Sell | 3,375 | 79.37 | 267,874 |
| Aug 31, 2026 | Jonas Howard S | Chairman | Other | 1,165 | 0.00 | – |
| Jul 17, 2026 | Mason Joyce J | EVP and Corporate Secretary | Sell | 505 | 62.58 | 31,601 |
| Jul 17, 2026 | Mason Joyce J | EVP and Corporate Secretary | Sell | 3,488 | 62.56 | 218,195 |
| Jul 16, 2026 | Ash Menachem | EVP of Strategic&Legal Affairs | Sell | 3,653 | 63.17 | 230,752 |
| Jul 15, 2026 | Ash Menachem | EVP of Strategic&Legal Affairs | Sell | 4,397 | 63.02 | 277,085 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.