Delayed CBOE data, snapshot 2026-08-18. Spot $56.44.
Put/Call (OI)
0.73
461 P / 634 C
Put/Call (Volume)
31.00
62 P / 2 C today
30d ATM IV
18%
annualized implied move
Call wall
$70
333 contracts
Put wall
$55
172 contracts
Tail hedging
0.4×
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 — expiry 2026-09-18. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume today |
|---|---|---|---|---|
| 2026-08-21 | 163 | 221 | 1.36 | 4 |
| 2026-09-18 | 403 | 160 | 0.40 | 0 |
| 2026-10-16 | 15 | 4 | 0.27 | 60 |
| 2026-11-20 | 31 | 73 | 2.35 | 0 |
| 2027-02-19 | 22 | 3 | 0.14 | 0 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.