ZD · Ziff Davis, Inc.

Track ZD — free Ask ALVIS about ZD

$53.87 +2.92 (+5.73%) At close · Aug 7

Market Cap

$1.85B

34.29M

Options Chain

15-min delayed Underlying $53.87 · at close Aug 7, 2026 Options Calculator

Positioning

Aug 21, 2026 · 13 days to expiry · 22 contracts

Put / call OI

0.13

Call-heavy positioning

Open interest

1,449

contracts outstanding

Volume

1,168

traded today

Max pain

$55.00

$1.13 above spot

ATM implied vol

58.5%

market's expected move

Open interest by strike

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 13d Sep 18 41d Dec 18 132d Jan 15 160d Mar 19 223d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	—	—	—		—	—	—	—	0
Call · $25 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $25 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		$0.20	-0.018	162.5%	32	32
Call · $30 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $30 Last $0.20 Breakeven $29.80 Implied vol 162.5% Delta -0.018 ≈2% ITM Gamma 0.003 Theta -0.028 Vega 0.004 Open interest 32 Model this put
0	—	0.1%	1	—		—	-0.023	125.9%	—	0
Call · $35 In the money Last — Breakeven — Implied vol 0.1% Delta 1 ≈100% ITM Gamma 0 Theta -0.003 Vega 0 Open interest 0 Model this call Put · $35 Last — Breakeven — Implied vol 125.9% Delta -0.023 ≈2% ITM Gamma 0.004 Theta -0.027 Vega 0.008 Open interest 0 Model this put
0	—	—	—	—		$0.60	-0.07	118.2%	8	17
Call · $40 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $40 Last $0.60 Breakeven $39.40 Implied vol 118.2% Delta -0.07 ≈7% ITM Gamma 0.011 Theta -0.062 Vega 0.015 Open interest 17 Model this put
0	—	49.6%	0.98	—		$0.15	-0.052	63.2%	4	15
Call · $45 In the money Last — Breakeven — Implied vol 49.6% Delta 0.98 ≈98% ITM Gamma 0.01 Theta -0.014 Vega 0.005 Open interest 0 Model this call Put · $45 Last $0.15 Breakeven $44.85 Implied vol 63.2% Delta -0.052 ≈5% ITM Gamma 0.016 Theta -0.026 Vega 0.009 Open interest 15 Model this put
8	2	57.5%	0.792	$5.81		$2.45	-0.251	71.3%	1	1
Call · $50 In the money Last $5.81 Breakeven $55.81 Implied vol 57.5% Delta 0.792 ≈79% ITM Gamma 0.049 Theta -0.07 Vega 0.026 Open interest 8 Model this call Put · $50 Last $2.45 Breakeven $47.55 Implied vol 71.3% Delta -0.251 ≈25% ITM Gamma 0.044 Theta -0.088 Vega 0.034 Open interest 1 Model this put
Underlying $53.87
1.2k	1k	57.4%	0.474	$1.80		$2.21	-0.525	59.6%	109	106
Call · $55 Last $1.80 Breakeven $56.80 Implied vol 57.4% Delta 0.474 ≈47% ITM Gamma 0.068 Theta -0.092 Vega 0.041 Open interest 1.2k Model this call Put · $55 In the money Last $2.21 Breakeven $52.79 Implied vol 59.6% Delta -0.525 ≈53% ITM Gamma 0.066 Theta -0.091 Vega 0.041 Open interest 106 Model this put
4	1	69%	0.24	$1.60		—	-0.848	50.3%	—	0
Call · $60 Last $1.60 Breakeven $61.60 Implied vol 69% Delta 0.24 ≈24% ITM Gamma 0.044 Theta -0.086 Vega 0.029 Open interest 4 Model this call Put · $60 In the money Last — Breakeven — Implied vol 50.3% Delta -0.848 ≈85% ITM Gamma 0.047 Theta -0.043 Vega 0.028 Open interest 0 Model this put
8	1	73.9%	0.112	$0.40		—	—	—	—	0
Call · $65 Last $0.40 Breakeven $65.40 Implied vol 73.9% Delta 0.112 ≈11% ITM Gamma 0.025 Theta -0.056 Vega 0.02 Open interest 8 Model this call Put · $65 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
44	5	89.5%	0.076	$0.34		—	—	—	—	0
Call · $70 Last $0.34 Breakeven $70.34 Implied vol 89.5% Delta 0.076 ≈8% ITM Gamma 0.016 Theta -0.051 Vega 0.012 Open interest 44 Model this call Put · $70 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
11	1	150.4%	0.159	$0.20		—	-0.964	94.4%	—	0
Call · $75 Last $0.20 Breakeven $75.20 Implied vol 150.4% Delta 0.159 ≈16% ITM Gamma 0.016 Theta -0.145 Vega 0.021 Open interest 11 Model this call Put · $75 In the money Last — Breakeven — Implied vol 94.4% Delta -0.964 ≈96% ITM Gamma 0.009 Theta -0.026 Vega 0.011 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 1084048 CUSIP 48123V102 13F (30d) 99 filings 99 filers Visit website Investor relations