Security Snapshot

IDT CORP - Common Stock (IDT) Institutional Ownership

CUSIP: 448947507

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q3 2026

Institutions Reporting

107

Shares (Excl. Options)

7.83MFull value: 7,825,251 · shares · 30 Sep 2026

Price

$79.97

The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.

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Security type / class
Equity / Common Stock
Symbol
IDT on NYSE
All holders as of 30 Sep 2026
Q3 2026
Total 13F shares
7,825,251
Latest holder snapshot 5 signals
Total 13F value
$626,209,870
Portfolio coverage rank
0%
Share change
+352,310
Value change
+$35,094,046
Number of holders
107
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
23,512,256
SEC-reported price per share
$80.65
Insider filing price
$80.65
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • IDT - IDT CORP - Common Stock is tracked under CUSIP 448947507.
  • 107 institutions reported positions in Q3 2026.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 198 to 107 between Q2 2026 and Q3 2026.
  • SEC-reported value moved from
    $815.12MFull value: $815,120,878 · USD · 30 Jun 2026
    to
    $626.21MFull value: $626,209,870 · USD · 30 Sep 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 107 institutions filings for Q3 2026.

Open SEC evidence

Security key

448947507

13F reference period

Q3 2026

13F holders

107

13D/G owners

1

CIK / CUSIP context first

Open Q3 2026 holders IDT full holder history IDT CORP SEC filings IDT CORP company facts IDT CORP insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
1
Security
IDT
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
DIMENSIONAL FUND ADVISORS LP 4.3% $50,349,145 1,011,027 Dimensional Fund Advisors LP 31 Mar 2025
As of 30 Sep 2026, 107 institutional investors reported holding
7.83MFull value: 7,825,251 · shares · 30 Sep 2026
shares of IDT CORP - Common Stock (IDT). This represents 33% of the company’s total
23.51MFull value: 23,512,256 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
31%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
FIRST TRUST ADVISORS LP 3.8% 894,127 +74% 0.04% $71,503,336
VANGUARD CAPITAL MANAGEMENT LLC 3.8% 884,135 -0.35% 0% $70,704,276
RENAISSANCE TECHNOLOGIES LLC 3.4% 810,897 -7.7% 0.09% $64,847,433
DIMENSIONAL FUND ADVISORS LP 3.3% 782,714 +0.37% 0.01% $62,583,812
GEODE CAPITAL MANAGEMENT, LLC 2.7% 635,532 -2.7% 0% $50,831,001
STATE STREET CORP 2.7% 624,072 +1.2% 0% $49,907,038
DEUTSCHE BANK AG\ 1.5% 357,808 -7.5% 0.01% $28,613,906
MORGAN STANLEY 1.3% 295,989 -14% 0% $23,670,275
VANGUARD PORTFOLIO MANAGEMENT LLC 1.2% 278,325 +14% 0% $22,257,650
AMERICAN CENTURY COMPANIES INC 1.2% 270,455 -35% 0.01% $21,628,286
PANAGORA ASSET MANAGEMENT INC 0.63% 147,733 +13% 0.04% $11,814,208
Cerity Partners LLC 0.62% 145,883 -1.4% 0.01% $11,666,264
VANGUARD FIDUCIARY TRUST CO 0.6% 140,703 +0.17% 0% $11,252,019
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.54% 127,899 -20% 0.02% $10,315,032
Qube Research & Technologies Ltd 0.52% 121,199 0.01% $9,692,284
SG Capital Management LLC 0.49% 114,441 0.79% $9,151,847
CSM Advisors, LLC 0.4% 94,930 -8.2% 0.16% $7,590,000
Edgestream Partners, L.P. 0.37% 86,670 0.19% $6,931,000
Creative Planning 0.37% 86,572 +40% 0% $6,923,176
FRANKLIN TEMPLETON INC 0.36% 85,360 +49% 0% $7,169,387
BNP PARIBAS FINANCIAL MARKETS 0.33% 78,361 0% $6,266,529
Vest Financial, LLC 0.27% 64,203 +89% 0.05% $5,134,314
MARTINGALE ASSET MANAGEMENT L P 0.22% 51,688 -2.1% 0.1% $4,133,490
Invesco Ltd. 0.22% 51,654 +72% 0% $4,130,769
Swiss National Bank 0.18% 41,300 0% 0% $3,302,761

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q3 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 7,825,251 $626,209,870 +$35,094,046 $79.97 107
2026 Q2 14,017,348 $815,120,878 +$41,398,923 $58.16 198
2026 Q1 13,443,190 $660,081,466 +$6,840,441 $49.10 203
2025 Q4 13,297,387 $680,961,898 -$1,067,444 $51.21 199
2025 Q3 13,281,621 $693,696,377 +$1,633,790 $52.31 192
2025 Q2 13,119,279 $896,761,574 +$69,845,255 $68.32 187
2025 Q1 12,211,888 $626,761,409 +$36,580,327 $51.31 170
2024 Q4 11,398,471 $540,768,560 +$14,313,853 $47.52 162
2024 Q3 10,988,877 $419,632,641 -$2,175,512 $38.17 146
2024 Q2 11,038,129 $396,684,817 -$6,236,927 $35.92 142
2024 Q1 11,214,368 $423,938,793 +$25,657,031 $37.81 134
2023 Q4 10,534,690 $359,135,552 +$35,491,322 $34.09 120
2023 Q3 10,240,369 $225,851,512 -$23,080,581 $22.05 124
2023 Q2 11,077,351 $287,800,757 -$10,626,884 $25.85 117
2023 Q1 11,411,478 $385,679,504 +$5,400,972 $34.08 128
2022 Q4 10,675,909 $300,814,042 -$9,064,739 $28.17 117
2022 Q3 10,949,125 $271,978,823 -$16,824,193 $24.83 97
2022 Q2 10,965,554 $276,071,410 +$11,790,010 $25.15 107
2022 Q1 10,730,606 $377,664,506 +$12,816,427 $34.09 112
2021 Q4 10,581,766 $467,232,329 +$28,710,691 $44.16 118
2021 Q3 9,651,692 $405,140,142 +$14,854,677 $41.95 99
2021 Q2 9,313,115 $344,213,466 -$11,022,473 $36.96 91
2021 Q1 9,684,223 $276,848,708 +$27,496,175 $22.66 75
2020 Q4 10,007,556 $123,696,211 +$5,825,826 $12.36 70
2020 Q3 9,692,775 $63,757,453 -$5,705,404 $6.58 60
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