IDT · Idt Corp

Track IDT — free Ask ALVIS about IDT

$67.10 -0.78 (-1.15%) At close · Jul 29

Market Cap

$1.67B

24.87M

Options Chain

15-min delayed Underlying $67.10 · at close Jul 29, 2026 Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 18 contracts

Put / call OI

0.11

Call-heavy positioning

Open interest

contracts outstanding

Volume

traded today

Max pain

$60.00

$7.10 below spot

ATM implied vol

32.6%

market's expected move

Open interest by strike

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 22d Sep 18 50d Oct 16 78d Dec 18 141d Mar 19 232d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	121.4%	0.969	—		—	-0.045	138.9%	—	0
Call · $40 In the money Last — Breakeven — Implied vol 121.4% Delta 0.969 ≈97% ITM Gamma 0.003 Theta -0.034 Vega 0.013 Open interest 0 Model this call Put · $40 Last — Breakeven — Implied vol 138.9% Delta -0.045 ≈5% ITM Gamma 0.004 Theta -0.049 Vega 0.013 Open interest 0 Model this put
0	—	96.6%	0.963	—		$0.05	-0.05	108.3%	1	1
Call · $45 In the money Last — Breakeven — Implied vol 96.6% Delta 0.963 ≈96% ITM Gamma 0.005 Theta -0.032 Vega 0.014 Open interest 0 Model this call Put · $45 Last $0.05 Breakeven $44.95 Implied vol 108.3% Delta -0.05 ≈5% ITM Gamma 0.006 Theta -0.042 Vega 0.014 Open interest 1 Model this put
0	—	81.1%	0.944	—		—	-0.063	84%	—	0
Call · $50 In the money Last — Breakeven — Implied vol 81.1% Delta 0.944 ≈94% ITM Gamma 0.008 Theta -0.038 Vega 0.025 Open interest 0 Model this call Put · $50 Last — Breakeven — Implied vol 84% Delta -0.063 ≈6% ITM Gamma 0.009 Theta -0.038 Vega 0.025 Open interest 0 Model this put
0	—	54.6%	0.942	—		$0.65	-0.089	63.5%	1	1
Call · $55 In the money Last — Breakeven — Implied vol 54.6% Delta 0.942 ≈94% ITM Gamma 0.013 Theta -0.028 Vega 0.026 Open interest 0 Model this call Put · $55 Last $0.65 Breakeven $54.35 Implied vol 63.5% Delta -0.089 ≈9% ITM Gamma 0.015 Theta -0.037 Vega 0.026 Open interest 1 Model this put
18	1	47.3%	0.846	$4.76		$1.40	-0.12	41.1%	1	1
Call · $60 In the money Last $4.76 Breakeven $64.76 Implied vol 47.3% Delta 0.846 ≈85% ITM Gamma 0.03 Theta -0.046 Vega 0.041 Open interest 18 Model this call Put · $60 Last $1.40 Breakeven $58.60 Implied vol 41.1% Delta -0.12 ≈12% ITM Gamma 0.03 Theta -0.03 Vega 0.041 Open interest 1 Model this put
8	3	36.3%	0.664	$2.15		—	-0.309	29%	—	0
Call · $65 In the money Last $2.15 Breakeven $67.15 Implied vol 36.3% Delta 0.664 ≈66% ITM Gamma 0.061 Theta -0.053 Vega 0.065 Open interest 8 Model this call Put · $65 Last — Breakeven — Implied vol 29% Delta -0.309 ≈31% ITM Gamma 0.074 Theta -0.036 Vega 0.056 Open interest 0 Model this put
Underlying $67.10
1	1	36.4%	0.345	$0.45		—	-0.713	27.9%	—	0
Call · $70 Last $0.45 Breakeven $70.45 Implied vol 36.4% Delta 0.345 ≈35% ITM Gamma 0.061 Theta -0.052 Vega 0.06 Open interest 1 Model this call Put · $70 In the money Last — Breakeven — Implied vol 27.9% Delta -0.713 ≈71% ITM Gamma 0.076 Theta -0.032 Vega 0.06 Open interest 0 Model this put
0	—	39.9%	0.144	—		—	-0.9	34.5%	—	0
Call · $75 Last — Breakeven — Implied vol 39.9% Delta 0.144 ≈14% ITM Gamma 0.035 Theta -0.035 Vega 0.032 Open interest 0 Model this call Put · $75 In the money Last — Breakeven — Implied vol 34.5% Delta -0.9 ≈90% ITM Gamma 0.034 Theta -0.019 Vega 0.03 Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $80 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $80 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1005731 CUSIP 448947507 13F (30d) 32 filings 32 filers Visit website