IDT Corporation
IDT Corporation (IDT) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · IDT · as of Sep 30, 2025
Ownership Breakdown
199
Institutional Holders
▲ 4 vs Q2
$695.14M
Total Inst. Value
▼ $203.32M vs Q2
24.86M
Shares Outstanding
freeFloat 82.18%
13.31M
13F Shares Held
▲ 165,201 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
IDT largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. telephone communications (no radiotelephone) | 1.71M | 6.78% | 6.78% | $89.29B | Nov 12, 2025 | ▼ 49.1K |
VANGUARD GROUP INC telephone communications (no radiotelephone) | 1.31M | 5.19% | 5.19% | $68.40B | Nov 7, 2025 | ▼ 9.9K |
RENAISSANCE TECHNOLOGIES LLC telephone communications (no radiotelephone) | 1.05M | 4.18% | 4.18% | $55.06B | Nov 13, 2025 | ▼ 47.3K |
DIMENSIONAL FUND ADVISORS LP telephone communications (no radiotelephone) | 862.4K | 3.43% | 3.43% | $45.13B | Nov 12, 2025 | ▼ 89.1K |
FIRST TRUST ADVISORS LP telephone communications (no radiotelephone) | 642.3K | 2.55% | 2.55% | $33.60B | Nov 12, 2025 | ▲ 319.2K |
STATE STREET CORP telephone communications (no radiotelephone) | 530.6K | 2.11% | 2.11% | $27.79B | Nov 14, 2025 | ▲ 26.4K |
GEODE CAPITAL MANAGEMENT, LLC telephone communications (no radiotelephone) | 458.6K | 1.82% | 1.82% | $23.99B | Nov 12, 2025 | ▼ 1.5K |
ACADIAN ASSET MANAGEMENT LLC telephone communications (no radiotelephone) | 393.6K | 1.56% | 1.56% | $20.57B | Nov 13, 2025 | ▲ 154.0K |
KAHN BROTHERS GROUP INC telephone communications (no radiotelephone) | 392.4K | 1.56% | 1.56% | $20.52B | Nov 12, 2025 | ▼ 4.2K |
DEUTSCHE BANK AG\ telephone communications (no radiotelephone) | 329.9K | 1.31% | 1.31% | $17.26B | Nov 13, 2025 | ▲ 1.9K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
27
Increased
+1.38M shares1
New Positions
first time holders21
Decreased
−573.6K shares0
Sold Out
fully exitedNet shares change (top 50)
+807.7K
+1.38M / −573.6K
Net new holders
+7
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
IDT insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
7
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
MASON JOYCE J EVP and Corporate Secretary | May 7, 2026 | Gift | 722 | — | — | 38.9K | Form 4 ↗ |
MASON JOYCE J EVP and Corporate Secretary | May 7, 2026 | Gift | 722 | — | — | 29.4K | Form 4 ↗ |
MASON JOYCE J EVP and Corporate Secretary | May 7, 2026 | Gift | 722 | — | — | 13.0K | Form 4 ↗ |
JONAS HOWARD S Chairman | Jan 28, 2026 | Gift | 2,214 | — | — | 58.5K | Form 4 ↗ |
JONAS HOWARD S Chairman | Apr 16, 2026 | Gift | 600 | — | — | 57.9K | Form 4 ↗ |
JONAS HOWARD S Chairman | May 5, 2026 | Gift | 1,175 | — | — | 56.7K | Form 4 ↗ |
JONAS HOWARD S Chairman | May 7, 2026 | Gift | 7,942 | — | — | 48.8K | Form 4 ↗ |
ASH MENACHEM EVP of Strategic&Legal Affairs | Apr 14, 2026 | Sale | 20,000 | $51.00 | $1.02M | 32.2K | Form 4 ↗ |
MASON JOYCE J EVP and Corporate Secretary | Apr 16, 2026 | Sale | 2,297 | $50.94 | $117.0K | 38.2K | Form 4 ↗ |
MASON JOYCE J EVP and Corporate Secretary | Apr 16, 2026 | Sale | 907 | $50.94 | $46.2K | 12.3K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
IDT Corporation (IDT) is primarily owned by institutional investors, who hold approximately 53.5% of total shares outstanding. Company insiders own approximately 17.82%, while retail and public investors account for the remaining 28.65%.
The largest institutional shareholder of IDT Corporation is BLACKROCK, INC., holding approximately 1.71 million shares — equal to 6.78% of outstanding shares — as of September 30, 2025.
A total of 199 institutional investors currently hold IDT stock, with a combined institutional value of approximately $695,143,742 as of the most recent 13F filing period.
Frequently asked questions
IDT ownershipIDT Corporation (IDT) is primarily owned by institutional investors, who hold approximately 53.5% of shares. The largest shareholder is BLACKROCK, INC. with a 6.78% stake. Company insiders hold 17.82%. Data sourced from SEC Form 13F as of September 30, 2025.