Delayed CBOE data, snapshot 2026-08-18. Spot $76.01.
Put/Call (OI)
0.34
5k P / 14k C
Put/Call (Volume)
0.33
97 P / 291 C today
30d ATM IV
24%
annualized implied move
Call wall
$90
7k contracts
Put wall
$75
1k contracts
Tail hedging
0.1×
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.
Daily ATM IV (~30 DTE bucket) collected since March 2026. Rising IV into an event = the market bracing; collapsing IV after = the crush.
| Expiry | Call OI | Put OI | P/C | Volume today |
|---|---|---|---|---|
| 2026-08-21 | 2k | 290 | 0.17 | 161 |
| 2026-09-18 | 9k | 2k | 0.19 | 93 |
| 2026-10-16 | 1k | 1k | 1.10 | 35 |
| 2026-11-20 | 5 | 5 | 1.00 | 42 |
| 2026-12-18 | 1k | 1k | 0.94 | 47 |
| 2027-03-19 | 303 | 46 | 0.15 | 10 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.