Delayed CBOE data, snapshot 2026-08-18. Spot $103.93.
Put/Call (OI)
0.15
1k P / 7k C
Put/Call (Volume)
1.00
23 P / 23 C today
30d ATM IV
32%
annualized implied move
Call wall
$110
3k contracts
Put wall
$95
153 contracts
Tail hedging
0.6×
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 — expiry 2026-09-18. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume today |
|---|---|---|---|---|
| 2026-08-21 | 5k | 377 | 0.07 | 41 |
| 2026-09-18 | 380 | 123 | 0.32 | 1 |
| 2026-12-18 | 659 | 195 | 0.30 | 0 |
| 2027-01-15 | 1k | 449 | 0.35 | 4 |
| 2027-03-19 | 31 | 13 | 0.42 | 0 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.