Delayed CBOE data, snapshot 2026-08-18. Spot $77.87.
Put/Call (OI)
0.11
153 P / 1k C
Put/Call (Volume)
2.00
2 P / 1 C today
30d ATM IV
21%
annualized implied move
Call wall
$80
632 contracts
Put wall
$75
127 contracts
Tail hedging
0.0×
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 | 48 | 4 | 0.08 | 0 |
| 2026-09-18 | 1k | 140 | 0.11 | 2 |
| 2026-12-18 | 49 | 9 | 0.18 | 0 |
| 2027-03-19 | 24 | 0 | 0.00 | 1 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.