# IDT Corp (IDT) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 448947507
Page URL: https://superinvestorclub.com/stock/IDT
Last updated: 2026-07-08T12:55:13.275Z

## Summary

As of the most recent 13F filing period, IDT Corp (IDT) is held by 1 tracked superinvestors with an aggregate position value of $18.3M representing 0372566 shares.

## Top institutional holders (1)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Kahn Brothers](https://superinvestorclub.com/manager/83) | Kahn Brothers Group | 372566 | $18.3M | 3.24% | 2026-03-31 |

## Ownership history (quarter-over-quarter)

- 2023-09-30: 1 holders, $7.7M aggregate, 0349063 shares
- 2023-12-31: 1 holders, $11.8M aggregate, 0347092 shares
- 2024-03-31: 1 holders, $13.1M aggregate, 0345548 shares
- 2024-06-30: 1 holders, $11.9M aggregate, 0331507 shares
- 2024-09-30: 1 holders, $12.6M aggregate, 0330228 shares
- 2024-12-31: 1 holders, $11.4M aggregate, 0238881 shares
- 2025-03-31: 1 holders, $18.8M aggregate, 0365536 shares
- 2025-06-30: 1 holders, $27.1M aggregate, 0396564 shares
- 2025-09-30: 1 holders, $20.5M aggregate, 0392357 shares
- 2025-12-31: 1 holders, $20.1M aggregate, 0392011 shares
- 2026-03-31: 1 holders, $18.3M aggregate, 0372566 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "IDT Corp (IDT) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/IDT), aggregating SEC 13F, Form 4, and congressional disclosures."