What does CUSIP 448947507 represent in this 13F holders report?

CUSIP 448947507 is the security identifier for IDT - IDT CORP - Common Stock used to aggregate holder disclosures.

How many institutions held IDT - IDT CORP - Common Stock in Q3 2018?

60 institutional investors reported IDT - IDT CORP - Common Stock for Q3 2018. Use the holders table for investor-level position and value details.

IDT CORP - Common Stock (IDT)

CUSIP: 448947507

Q3 2018 13F Holders as of 30 Sep 2018

Type / Class: Equity / Common Stock
Shares outstanding: 23,512,256
Total 13F shares: 9,409,646
Share change: -1,072,055
Total reported value: $50,246,795
Put/Call ratio: 14%
Price per share: $5.34
Number of holders: 60
Value change: -$5,890,207
Number of buys: 27
Number of sells: 38

Quarterly Holders Quick Answers

What is CUSIP 448947507?
CUSIP 448947507 identifies IDT - IDT CORP - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2018
Previous quarter: Q2 2018

Recent filing periods for CUSIP 448947507:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of IDT - IDT CORP - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VANGUARD GROUP INC	13F	Company	7.3%	1,721,859	$9,677,000	—	30 Jun 2018	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	6.4%	1,509,239	$8,482,000	—	30 Jun 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	6%	1,410,906	$7,929,000	—	30 Jun 2018	13F
Foundry Partners, LLC	13F	Company	3%	706,390	$3,970,000	—	30 Jun 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	2.1%	491,088	$2,760,000	—	30 Jun 2018	13F
BlackRock Finance, Inc.	13F	Company	2.1%	483,126	$2,716,000	—	30 Jun 2018	13F
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	13F	Company	1.8%	425,549	$2,392,000	—	30 Jun 2018	13F
D. E. Shaw & Co., Inc.	13F	Company	1.8%	416,211	$2,340,000	—	30 Jun 2018	13F
Old West Investment Management, LLC	13F	Company	1.3%	309,440	$1,739,000	—	30 Jun 2018	13F
Bank of New York Mellon Corp	13F	Company	1.3%	308,775	$1,735,000	—	30 Jun 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	1.2%	293,773	$1,651,000	—	30 Jun 2018	13F
Alambic Investment Management, L.P.	13F	Company	0.97%	226,906	$1,275,000	—	30 Jun 2018	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.82%	193,922	$1,090,000	—	30 Jun 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.58%	136,643	$767,000	—	30 Jun 2018	13F
CITADEL ADVISORS LLC	13F	Company	0.54%	126,016	$708,000	—	30 Jun 2018	13F
Dynamic Technology Lab Private Ltd	13F	Company	0.51%	119,519	$672,000	—	30 Jun 2018	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.48%	111,830	$628,000	—	30 Jun 2018	13F
Invesco Ltd.	13F	Company	0.4%	94,719	$532,000	—	30 Jun 2018	13F
ELEMENT CAPITAL MANAGEMENT LLC	13F	Company	0.4%	93,229	$524,000	—	30 Jun 2018	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.37%	87,020	$489,000	—	30 Jun 2018	13F
Paloma Partners Management Co	13F	Company	0.36%	84,932	$478,000	—	30 Jun 2018	13F
Silphium Asset Management Ltd	13F	Company	0.27%	63,567	$357,247	—	30 Jun 2018	13F
NORTHERN TRUST CORP	13F	Company	0.27%	62,420	$351,000	—	30 Jun 2018	13F
TUDOR INVESTMENT CORP ET AL	13F	Company	0.24%	57,369	$322,000	—	30 Jun 2018	13F
Trexquant Investment LP	13F	Company	0.24%	57,121	$321,000	—	30 Jun 2018	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.24%	55,854	$314,000	—	30 Jun 2018	13F
JPMORGAN CHASE & CO	13F	Company	0.24%	55,637	$313,000	—	30 Jun 2018	13F
LMR Partners LLP	13F	Company	0.24%	55,275	$311,000	—	30 Jun 2018	13F
MORGAN STANLEY	13F	Company	0.23%	54,284	$305,000	—	30 Jun 2018	13F
Matarin Capital Management, LLC	13F	Company	0.23%	53,556	$300,985	—	30 Jun 2018	13F
Parallax Volatility Advisers, L.P.	13F	Company	0.21%	48,217	$271,000	—	30 Jun 2018	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.17%	39,375	$221,000	—	30 Jun 2018	13F
Janney Montgomery Scott LLC	13F	Company	0.15%	34,643	$195,000	—	30 Jun 2018	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.13%	29,920	$168,000	—	30 Jun 2018	13F
Spark Investment Management LLC	13F	Company	0.13%	29,400	$165,000	—	30 Jun 2018	13F
JANE STREET GROUP, LLC	13F	Company	0.12%	28,546	$160,000	—	30 Jun 2018	13F
DEUTSCHE BANK AG\	13F	Company	0.12%	28,159	$159,000	—	30 Jun 2018	13F
BlueCrest Capital Management Ltd	13F	Company	0.12%	27,896	$157,000	—	30 Jun 2018	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.11%	26,626	$150,000	—	30 Jun 2018	13F
Squarepoint Ops LLC	13F	Company	0.11%	26,123	$147,000	—	30 Jun 2018	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.11%	26,100	$147,000	—	30 Jun 2018	13F
GUGGENHEIM CAPITAL LLC	13F	Company	0.11%	24,954	$140,000	—	30 Jun 2018	13F
BARCLAYS PLC	13F	Company	0.1%	24,162	$136,000	—	30 Jun 2018	13F
WOLVERINE TRADING, LLC	13F	Company	0.09%	21,528	$135,000	—	30 Jun 2018	13F
J. Goldman & Co LP	13F	Company	0.09%	21,900	$123,000	—	30 Jun 2018	13F
UBS Group AG	13F	Company	0.09%	21,690	$121,000	—	30 Jun 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.09%	20,042	$113,000	—	30 Jun 2018	13F
CITIGROUP INC	13F	Company	0.08%	19,633	$110,000	—	30 Jun 2018	13F
STATE STREET CORP	13F	Company	0.07%	15,989	$89,000	—	30 Jun 2018	13F
ROYAL BANK OF CANADA	13F	Company	0.06%	15,200	$85,000	—	30 Jun 2018	13F

Institutional Holders of IDT CORP - Common Stock (IDT) as of Q3 2018

As of 30 Sep 2018, IDT CORP - Common Stock (IDT) was held by 60 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 9,409,646 shares. The largest 10 holders included RENAISSANCE TECHNOLOGIES LLC, DIMENSIONAL FUND ADVISORS LP, Vanguard Group Inc, Foundry Partners, LLC, HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC, D. E. Shaw & Co., Inc., BlackRock Inc., Monashee Investment Management LLC, MILLENNIUM MANAGEMENT LLC, and Bank of New York Mellon Corp. This page lists 60 institutional shareholders reporting positions in this security for the Q3 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2018 vs Q2 2018 Across Filers

Q2 2018 holders

Q3 2018 holders

Holder diff

-8

Investor	Q2 2018 Shares	Q3 2018 Shares	Share Diff	Share Chg %	Q2 2018 Value $	Q3 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.