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 | 7.13 | 1,773,958 | +2.6 | 03/31/2026 |
| Renaissance Technologies Corp | 3.80 | 946,013 | -3.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.54 | 881,088 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 3.14 | 779,838 | -1.0 | 06/30/2026 |
| Geode Capital Management, LLC | 2.43 | 604,728 | +8.0 | 03/31/2026 |
| State Street Corp | 2.15 | 534,508 | +9.3 | 03/31/2026 |
| First Trust Advisors L.P. | 2.06 | 512,873 | +740.2 | 06/30/2026 |
| American Century Companies Inc | 1.68 | 416,982 | +345.5 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.54 | 632,098 | +0.0 | 07/31/2026 |
| First Trust SMID Cp Rising Div Achv ETF | 1.77 | 439,907 | +0.1 | 08/31/2026 |
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 |
|---|---|---|---|---|---|
| Mason Joyce J | EVP and Corporate Secretary | 47,963 | 3,314,243 $ | Jul 17, 2026 | both |
| Jonas Howard S | Chairman | 45,388 | 3,136,311 $ | Aug 31, 2026 | direct |
| Ash Menachem | EVP of Strategic&Legal Affairs | 24,193 | 1,671,736 $ | Jul 16, 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 |
|---|---|---|---|---|---|---|
| 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: September 17, 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.