Delayed CBOE data, snapshot 2026-08-18. Spot $47.14.
Put/Call (OI)
0.47
7k P / 14k C
Put/Call (Volume)
1.31
201 P / 154 C today
30d ATM IV
23%
annualized implied move
Call wall
$47.5
4k contracts
Put wall
$37.5
1k contracts
Tail hedging
0.5×
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 | 2k | 1k | 0.52 | 39 |
| 2026-09-18 | 508 | 286 | 0.56 | 204 |
| 2026-10-16 | 675 | 1k | 1.99 | 5 |
| 2027-01-15 | 10k | 3k | 0.33 | 9 |
| 2027-03-19 | 119 | 54 | 0.45 | 1 |
| 2027-06-17 | 136 | 315 | 2.32 | 0 |
| 2027-09-17 | 54 | 45 | 0.83 | 90 |
| 2027-12-17 | 417 | 37 | 0.09 | 7 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.