Delayed CBOE data, snapshot 2026-08-18. Spot $471.81.
Put/Call (OI)
1.48
3k P / 2k C
Put/Call (Volume)
1.50
12 P / 8 C today
30d ATM IV
52%
annualized implied move
Call wall
$500
261 contracts
Put wall
$430
321 contracts
Tail hedging
2.8×
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 | 240 | 583 | 2.43 | 6 |
| 2026-09-18 | 616 | 673 | 1.09 | 8 |
| 2026-11-20 | 483 | 731 | 1.51 | 5 |
| 2026-12-18 | 201 | 321 | 1.60 | 0 |
| 2027-03-19 | 185 | 243 | 1.31 | 1 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.