ATAT · Atour Lifestyle Holdings Ltd

Track ATAT — free Ask ALVIS about ATAT

$35.07 +1.52 (+4.53%) At close · Jul 28

Market Cap

$4.85B

138.19M

Options Chain

15-min delayed Underlying $35.07 · at close Jul 28, 2026 Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 18 contracts

Put / call OI

2.14

Put-heavy positioning

Open interest

1,778

contracts outstanding

Volume

104

traded today

Max pain

$35.00

$0.07 below spot

ATM implied vol

52.3%

market's expected move

Open interest by strike

Calls Puts

22.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 23d Sep 18 51d Nov 20 114d Feb 19 205d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	2	98.1%	0.972	$14.94		—	—	—	—	0
Call · $22.5 In the money Last $14.94 Breakeven $37.44 Implied vol 98.1% Delta 0.972 ≈97% ITM Gamma 0.007 Theta -0.012 Vega 0.007 Open interest 0 Model this call Put · $22.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
12	4	68.1%	0.979	$8.49		$0.20	-0.069	98.2%	1	5
Call · $25 In the money Last $8.49 Breakeven $33.49 Implied vol 68.1% Delta 0.979 ≈98% ITM Gamma 0.008 Theta -0.006 Vega 0.004 Open interest 12 Model this call Put · $25 Last $0.20 Breakeven $24.80 Implied vol 98.2% Delta -0.069 ≈7% ITM Gamma 0.015 Theta -0.025 Vega 0.013 Open interest 5 Model this put
17	1	51.1%	0.896	$2.00		$0.30	-0.141	61.2%	1	14
Call · $30 In the money Last $2.00 Breakeven $32.00 Implied vol 51.1% Delta 0.896 ≈90% ITM Gamma 0.04 Theta -0.018 Vega 0.014 Open interest 17 Model this call Put · $30 Last $0.30 Breakeven $29.70 Implied vol 61.2% Delta -0.141 ≈14% ITM Gamma 0.041 Theta -0.026 Vega 0.022 Open interest 14 Model this put
134	15	53.8%	0.528	$1.48		$2.70	-0.472	50.9%	30	1.2k
Call · $35 In the money Last $1.48 Breakeven $36.48 Implied vol 53.8% Delta 0.528 ≈53% ITM Gamma 0.085 Theta -0.042 Vega 0.035 Open interest 134 Model this call Put · $35 Last $2.70 Breakeven $32.30 Implied vol 50.9% Delta -0.472 ≈47% ITM Gamma 0.09 Theta -0.039 Vega 0.035 Open interest 1.2k Model this put
Underlying $35.07
148	2	50.7%	0.164	$0.12		$8.40	-0.824	52.8%	11	10
Call · $40 Last $0.12 Breakeven $40.12 Implied vol 50.7% Delta 0.164 ≈16% ITM Gamma 0.056 Theta -0.024 Vega 0.025 Open interest 148 Model this call Put · $40 In the money Last $8.40 Breakeven $31.60 Implied vol 52.8% Delta -0.824 ≈82% ITM Gamma 0.056 Theta -0.025 Vega 0.025 Open interest 10 Model this put
50	1	82.9%	0.137	$0.04		$12.02	-0.871	80.5%	8	0
Call · $45 Last $0.04 Breakeven $45.04 Implied vol 82.9% Delta 0.137 ≈14% ITM Gamma 0.03 Theta -0.035 Vega 0.018 Open interest 50 Model this call Put · $45 In the money Last $12.02 Breakeven $32.98 Implied vol 80.5% Delta -0.871 ≈87% ITM Gamma 0.03 Theta -0.031 Vega 0.018 Open interest 0 Model this put
182	18	132.6%	0.183	$0.20		$16.23	-0.92	94.1%	1	0
Call · $50 Last $0.20 Breakeven $50.20 Implied vol 132.6% Delta 0.183 ≈18% ITM Gamma 0.023 Theta -0.067 Vega 0.028 Open interest 182 Model this call Put · $50 In the money Last $16.23 Breakeven $33.77 Implied vol 94.1% Delta -0.92 ≈92% ITM Gamma 0.019 Theta -0.025 Vega 0.011 Open interest 0 Model this put
6	1	—	—	$0.32		$19.26	-0.929	111.6%	6	0
Call · $55 Last $0.32 Breakeven $55.32 Implied vol — Delta — Gamma — Theta — Vega — Open interest 6 Model this call Put · $55 In the money Last $19.26 Breakeven $35.74 Implied vol 111.6% Delta -0.929 ≈93% ITM Gamma 0.014 Theta -0.027 Vega 0.011 Open interest 0 Model this put
17	2	132.2%	0.074	$0.10		—	-0.936	127.6%	—	0
Call · $60 Last $0.10 Breakeven $60.10 Implied vol 132.2% Delta 0.074 ≈7% ITM Gamma 0.012 Theta -0.035 Vega 0.012 Open interest 17 Model this call Put · $60 In the money Last — Breakeven — Implied vol 127.6% Delta -0.936 ≈94% ITM Gamma 0.012 Theta -0.028 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 1853717 CUSIP 04965M106 13F (30d) 24 filings 24 filers Visit website Investor relations