Security key
448947507
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 260,841
- Total 13F value
- $20,945,381
- Share change
- -233,029
- SEC-reported price per share
- $79.97
- Number of holders
- 24
- Value change
- -$12,933,223
- Number of buys
- 17
- Number of sells
- 10
- Shares outstanding
- 23,512,256
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2026
Institutions
24
Top holders
10
IDT full security history
Ownership snapshot
Full 13F holder table
IDT CORP SEC filings
IDT CORP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 448947507
Recent filing periods:
Ownership snapshot
Top reported holders of IDT - IDT CORP - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
DIMENSIONAL FUND ADVISORS LP
Disclosed value leader
Howard S. Jonas
Comparable rows
1/15
Latest evidence
31 Aug 2026
13D/G
13F
3/4/5
Lead comparable stake: 4.3%
14 rows are not safely comparable across share classes.
13D/G row: DIMENSIONAL FUND ADVISORS LP
Showing 1-6 of 15 holder rows.
Quick read
DIMENSIONAL FUND ADVISORS LP leads the comparable SEC ownership view at 4.3%.
1 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens DIMENSIONAL FUND ADVISORS LP's linked filing trail.
Comparable ownership
Top 1
DIMENSIONAL FUND ADVISORS LP
4.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP |
13D/G
13F
Company
|
4.3%
Reported 13D/G
· 31 Mar 2025
|
$50,349,145
1,011,027 shares
|
$0 | 31 Mar 2025 |
| Howard S. Jonas |
3/4/5
Chairman, Director, 10%+ Owner
|
—
mixed-class rows
|
$146,298,627
4,089,777 shares
mixed-class rows
|
— | 31 Aug 2026 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$111,870,508
1,923,496 shares
|
— | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$51,600,192
887,211 shares
|
— | 30 Jun 2026 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
denominator unverified
|
$51,123,105
879,008 shares
|
— | 30 Jun 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$37,988,754
653,066 shares
|
— | 30 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
24
Shares
260,841
Rows available
24
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2026 vs Q2 2026 Across Filers
Q2 2026 holders
197
Q3 2026 holders
24
Holder diff
-173
| Investor | Q2 2026 Shares | Q3 2026 Shares | Share Diff | Share Chg % | Q2 2026 value | Q3 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend