Delayed CBOE data, snapshot 2026-08-19. Spot $99.1.
Put/Call (OI)
2.59
11k P / 4k C
Put/Call (Volume)
0.20
14 P / 70 C today
30d ATM IV
46%
annualized implied move
Call wall
$115
1k contracts
Put wall
$95
3k contracts
Tail hedging
2.1×
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 | 2k | 4k | 2.12 | 41 |
| 2026-09-18 | 280 | 5k | 16.64 | 13 |
| 2026-10-16 | 444 | 754 | 1.70 | 18 |
| 2026-12-18 | 696 | 646 | 0.93 | 0 |
| 2027-01-15 | 721 | 379 | 0.53 | 12 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.