ZTO · ZTO Express (Cayman) Inc.

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$24.14 +0.21 (+0.88%)

Market Cap

$18.20B

760.52M

Options Chain

15-min delayed Underlying $24.14 · today Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 36 contracts

Put / call OI

0.17

Call-heavy positioning

Open interest

149

contracts outstanding

Volume

traded today

Max pain

$22.00

$2.14 below spot

ATM implied vol

36.8%

market's expected move

Open interest by strike

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 23d Sep 18 51d Oct 16 79d Dec 18 142d Jan 15 170d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	117%	0.96	—		—	—	—	—	0
Call · $15 In the money Last — Breakeven — Implied vol 117% Delta 0.96 ≈96% ITM Gamma 0.012 Theta -0.013 Vega 0.005 Open interest 0 Model this call Put · $15 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	93.5%	0.968	—		—	—	—	—	0
Call · $16 In the money Last — Breakeven — Implied vol 93.5% Delta 0.968 ≈97% ITM Gamma 0.012 Theta -0.008 Vega 0.005 Open interest 0 Model this call Put · $16 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	81.2%	0.965	—		$0.06	-0.113	133.7%	2	1
Call · $17 In the money Last — Breakeven — Implied vol 81.2% Delta 0.965 ≈96% ITM Gamma 0.016 Theta -0.008 Vega 0.005 Open interest 0 Model this call Put · $17 Last $0.06 Breakeven $16.94 Implied vol 133.7% Delta -0.113 ≈11% ITM Gamma 0.024 Theta -0.034 Vega 0.013 Open interest 1 Model this put
0	—	100.8%	0.9	—		$0.10	-0.049	74.6%	1	1
Call · $18 In the money Last — Breakeven — Implied vol 100.8% Delta 0.9 ≈90% ITM Gamma 0.029 Theta -0.023 Vega 0.009 Open interest 0 Model this call Put · $18 Last $0.10 Breakeven $17.90 Implied vol 74.6% Delta -0.049 ≈5% ITM Gamma 0.022 Theta -0.01 Vega 0.005 Open interest 1 Model this put
0	—	111.7%	0.837	—		$0.15	-0.104	82.5%	1	3
Call · $19 In the money Last — Breakeven — Implied vol 111.7% Delta 0.837 ≈84% ITM Gamma 0.037 Theta -0.036 Vega 0.014 Open interest 0 Model this call Put · $19 Last $0.15 Breakeven $18.85 Implied vol 82.5% Delta -0.104 ≈10% ITM Gamma 0.037 Theta -0.02 Vega 0.009 Open interest 3 Model this put
0	—	96.4%	0.813	—		$0.20	-0.122	69.2%	1	3
Call · $20 In the money Last — Breakeven — Implied vol 96.4% Delta 0.813 ≈81% ITM Gamma 0.047 Theta -0.034 Vega 0.015 Open interest 0 Model this call Put · $20 Last $0.20 Breakeven $19.80 Implied vol 69.2% Delta -0.122 ≈12% ITM Gamma 0.049 Theta -0.018 Vega 0.015 Open interest 3 Model this put
1	1	66.8%	0.815	$3.09		$0.35	-0.175	63.9%	3	4
Call · $21 In the money Last $3.09 Breakeven $24.09 Implied vol 66.8% Delta 0.815 ≈82% ITM Gamma 0.066 Theta -0.024 Vega 0.015 Open interest 1 Model this call Put · $21 Last $0.35 Breakeven $20.65 Implied vol 63.9% Delta -0.175 ≈18% ITM Gamma 0.067 Theta -0.022 Vega 0.015 Open interest 4 Model this put
12	2	59.9%	0.749	$2.00		$0.55	-0.176	40.9%	5	5
Call · $22 In the money Last $2.00 Breakeven $24.00 Implied vol 59.9% Delta 0.749 ≈75% ITM Gamma 0.088 Theta -0.025 Vega 0.02 Open interest 12 Model this call Put · $22 Last $0.55 Breakeven $21.45 Implied vol 40.9% Delta -0.176 ≈18% ITM Gamma 0.105 Theta -0.014 Vega 0.015 Open interest 5 Model this put
28	2	44.2%	0.681	$1.53		$0.30	-0.369	78.6%	10	5
Call · $23 In the money Last $1.53 Breakeven $24.53 Implied vol 44.2% Delta 0.681 ≈68% ITM Gamma 0.135 Theta -0.021 Vega 0.02 Open interest 28 Model this call Put · $23 Last $0.30 Breakeven $22.70 Implied vol 78.6% Delta -0.369 ≈37% ITM Gamma 0.08 Theta -0.039 Vega 0.023 Open interest 5 Model this put
14	12	35.5%	0.533	$1.05		$0.72	-0.466	38.1%	4	0
Call · $24 In the money Last $1.05 Breakeven $25.05 Implied vol 35.5% Delta 0.533 ≈53% ITM Gamma 0.188 Theta -0.019 Vega 0.024 Open interest 14 Model this call Put · $24 Last $0.72 Breakeven $23.28 Implied vol 38.1% Delta -0.466 ≈47% ITM Gamma 0.175 Theta -0.02 Vega 0.024 Open interest 0 Model this put
Underlying $24.14
53	5	38.1%	0.366	$0.55		$1.03	-0.588	51.4%	1	0
Call · $25 Last $0.55 Breakeven $25.55 Implied vol 38.1% Delta 0.366 ≈37% ITM Gamma 0.166 Theta -0.019 Vega 0.021 Open interest 53 Model this call Put · $25 In the money Last $1.03 Breakeven $23.97 Implied vol 51.4% Delta -0.588 ≈59% ITM Gamma 0.127 Theta -0.026 Vega 0.024 Open interest 0 Model this put
15	7	83%	0.394	$0.29		—	-0.671	58.4%	—	0
Call · $26 Last $0.29 Breakeven $26.29 Implied vol 83% Delta 0.394 ≈39% ITM Gamma 0.078 Theta -0.043 Vega 0.022 Open interest 15 Model this call Put · $26 In the money Last — Breakeven — Implied vol 58.4% Delta -0.671 ≈67% ITM Gamma 0.103 Theta -0.027 Vega 0.022 Open interest 0 Model this put
0	—	44.2%	0.164	—		—	-0.851	42.2%	—	0
Call · $27 Last — Breakeven — Implied vol 44.2% Delta 0.164 ≈16% ITM Gamma 0.093 Theta -0.015 Vega 0.017 Open interest 0 Model this call Put · $27 In the money Last — Breakeven — Implied vol 42.2% Delta -0.851 ≈85% ITM Gamma 0.094 Theta -0.012 Vega 0.017 Open interest 0 Model this put
1	1	53.4%	0.143	$0.05		—	-0.78	69.3%	—	0
Call · $28 Last $0.05 Breakeven $28.05 Implied vol 53.4% Delta 0.143 ≈14% ITM Gamma 0.071 Theta -0.016 Vega 0.012 Open interest 1 Model this call Put · $28 In the money Last — Breakeven — Implied vol 69.3% Delta -0.78 ≈78% ITM Gamma 0.071 Theta -0.026 Vega 0.017 Open interest 0 Model this put
0	—	—	—	—		—	-0.823	72.7%	—	0
Call · $29 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $29 In the money Last — Breakeven — Implied vol 72.7% Delta -0.823 ≈82% ITM Gamma 0.06 Theta -0.024 Vega 0.018 Open interest 0 Model this put
2	4	—	—	$0.10		—	-0.862	74.2%	—	0
Call · $30 Last $0.10 Breakeven $30.10 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this call Put · $30 In the money Last — Breakeven — Implied vol 74.2% Delta -0.862 ≈86% ITM Gamma 0.05 Theta -0.021 Vega 0.012 Open interest 0 Model this put
1	2	—	—	$0.08		—	-0.871	81.3%	—	0
Call · $31 Last $0.08 Breakeven $31.08 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this call Put · $31 In the money Last — Breakeven — Implied vol 81.3% Delta -0.871 ≈87% ITM Gamma 0.043 Theta -0.022 Vega 0.012 Open interest 0 Model this put
0	—	—	—	—		—	-0.908	80%	—	0
Call · $32 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $32 In the money Last — Breakeven — Implied vol 80% Delta -0.908 ≈91% ITM Gamma 0.035 Theta -0.016 Vega 0.012 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 1677250 CUSIP 98980A105 13F (30d) 56 filings 35 filers Visit website Investor relations