Delayed CBOE data, snapshot 2026-08-18. Spot $138.33.
Put/Call (OI)
2.62
3k P / 1k C
Put/Call (Volume)
0.64
42 P / 66 C today
30d ATM IV
—
annualized implied move
Call wall
$200
246 contracts
Put wall
$110
2k contracts
Tail hedging
3.6×
deep-OTM puts vs calls
All expiries combined. Amber lines mark the call and put walls; the dashed line is spot.
At-the-money implied volatility per expiry.
IV by strike. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume today |
|---|
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.