Delayed CBOE data, snapshot 2026-08-18. Spot $74.51.
Put/Call (OI)
0.45
15k P / 34k C
Put/Call (Volume)
1.95
621 P / 319 C today
30d ATM IV
29%
annualized implied move
Call wall
$80
5k contracts
Put wall
$70
2k 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 | 11k | 3k | 0.24 | 178 |
| 2026-09-18 | 5k | 4k | 0.78 | 467 |
| 2026-10-16 | 2k | 2k | 0.99 | 96 |
| 2026-12-18 | 3k | 2k | 0.61 | 96 |
| 2027-01-15 | 5k | 3k | 0.67 | 48 |
| 2027-03-19 | 3k | 691 | 0.20 | 11 |
| 2027-06-17 | 522 | 207 | 0.40 | 21 |
| 2028-01-21 | 4k | 1k | 0.23 | 23 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.