Delayed CBOE data, snapshot 2026-08-18. Spot $32.1.
Put/Call (OI)
0.54
11k P / 20k C
Put/Call (Volume)
0.17
246 P / 1k C today
30d ATM IV
72%
annualized implied move
Call wall
$60
2k contracts
Put wall
$25
1k contracts
Tail hedging
0.3×
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 | 5k | 5k | 0.90 | 281 |
| 2026-09-18 | 1k | 1k | 1.08 | 1k |
| 2026-10-16 | 5k | 2k | 0.43 | 115 |
| 2027-01-15 | 8k | 3k | 0.34 | 114 |
| 2028-01-21 | 2k | 458 | 0.30 | 22 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.