Delayed CBOE data, snapshot 2026-08-18. Spot $71.29.
Put/Call (OI)
0.42
3k P / 7k C
Put/Call (Volume)
0.20
25 P / 128 C today
30d ATM IV
29%
annualized implied move
Call wall
$75
2k contracts
Put wall
$50
599 contracts
Tail hedging
5.1×
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 | 611 | 508 | 0.83 | 26 |
| 2026-09-18 | 1k | 827 | 0.69 | 66 |
| 2026-10-16 | 18 | 4 | 0.22 | 4 |
| 2026-11-20 | 309 | 166 | 0.54 | 0 |
| 2026-12-18 | 150 | 99 | 0.66 | 16 |
| 2027-01-15 | 4k | 1k | 0.29 | 33 |
| 2027-03-19 | 50 | 40 | 0.80 | 6 |
| 2028-01-21 | 612 | 147 | 0.24 | 2 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.