Delayed CBOE data, snapshot 2026-08-18. Spot $116.5.
Put/Call (OI)
0.67
52k P / 77k C
Put/Call (Volume)
0.62
2k P / 3k C today
30d ATM IV
84%
annualized implied move
Call wall
$130
5k contracts
Put wall
$45
12k contracts
Tail hedging
4.1×
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 | 27k | 12k | 0.46 | 2k |
| 2026-09-18 | 6k | 6k | 1.01 | 2k |
| 2026-11-20 | 7k | 4k | 0.51 | 755 |
| 2027-01-15 | 26k | 11k | 0.43 | 465 |
| 2027-02-19 | 409 | 3k | 6.12 | 46 |
| 2027-06-17 | 418 | 551 | 1.32 | 410 |
| 2027-09-17 | 141 | 9k | 62.10 | 89 |
| 2028-01-21 | 10k | 7k | 0.67 | 79 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.