ZH · Zhihu Inc.

Track ZH — free Ask ALVIS about ZH

$3.28 -0.07 (-1.95%)

Market Cap

$287.64M

86.12M

Options Chain

15-min delayed Underlying $3.28 · today Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 6 contracts

Put / call OI

—

No open interest

Open interest

contracts outstanding

Volume

traded today

ATM implied vol

74.1%

market's expected move

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

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

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	74.1%	0.947	—		—	—	—	—	0
Call · $2.5 In the money Last — Breakeven — Implied vol 74.1% Delta 0.947 ≈95% ITM Gamma 0.184 Theta -0.002 Vega 0.001 Open interest 0 Model this call Put · $2.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
Underlying $3.28
0	—	—	—	—		—	-0.872	132.8%	—	0
Call · $5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $5 In the money Last — Breakeven — Implied vol 132.8% Delta -0.872 ≈87% ITM Gamma 0.201 Theta -0.005 Vega 0.002 Open interest 0 Model this put
0	—	—	—	—		—	-0.882	234%	—	0
Call · $7.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $7.5 In the money Last — Breakeven — Implied vol 234% Delta -0.882 ≈88% ITM Gamma 0.109 Theta -0.008 Vega 0.002 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.

Key facts CIK 1835724 CUSIP 98955N207 13F (30d) 7 filings 7 filers Visit website Investor relations