Delayed CBOE data, snapshot 2026-08-18. Spot $189.55.
Put/Call (OI)
1.08
9k P / 8k C
Put/Call (Volume)
0.36
148 P / 414 C today
30d ATM IV
23%
annualized implied move
Call wall
$200
1k contracts
Put wall
$170
1k contracts
Tail hedging
1.5×
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 | 1k | 2k | 1.69 | 140 |
| 2026-09-18 | 2k | 2k | 0.99 | 308 |
| 2026-10-16 | 777 | 737 | 0.95 | 21 |
| 2026-12-18 | 636 | 326 | 0.51 | 16 |
| 2027-01-15 | 2k | 2k | 1.19 | 24 |
| 2027-03-19 | 36 | 212 | 5.89 | 5 |
| 2027-06-17 | 66 | 14 | 0.21 | 4 |
| 2028-01-21 | 1k | 981 | 0.76 | 44 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.