Delayed CBOE data, snapshot 2026-08-18. Spot $14.05.
Put/Call (OI)
0.88
883k P / 1.0M C
Put/Call (Volume)
0.46
20k P / 43k C today
30d ATM IV
31%
annualized implied move
Call wall
$15
134k contracts
Put wall
$12
157k contracts
Tail hedging
1.1×
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.
Daily ATM IV (~30 DTE bucket) collected since March 2026. Rising IV into an event = the market bracing; collapsing IV after = the crush.
| Expiry | Call OI | Put OI | P/C | Volume today |
|---|---|---|---|---|
| 2026-08-21 | 143k | 57k | 0.40 | 25k |
| 2026-08-28 | 22k | 11k | 0.50 | 6k |
| 2026-09-04 | 6k | 6k | 0.93 | 2k |
| 2026-09-11 | 4k | 3k | 0.67 | 2k |
| 2026-09-18 | 207k | 167k | 0.81 | 15k |
| 2026-09-25 | 2k | 1k | 0.62 | 933 |
| 2026-10-02 | 210 | 62 | 0.30 | 329 |
| 2026-10-16 | 16k | 19k | 1.16 | 4k |
| 2026-11-20 | 7k | 5k | 0.70 | 1k |
| 2026-12-18 | 138k | 184k | 1.33 | 2k |
| 2027-01-15 | 246k | 228k | 0.93 | 2k |
| 2027-03-19 | 25k | 20k | 0.78 | 367 |
| 2027-06-17 | 54k | 60k | 1.10 | 174 |
| 2027-12-17 | 43k | 36k | 0.82 | 900 |
| 2028-01-21 | 65k | 59k | 0.91 | 626 |
| 2028-12-15 | 22k | 29k | 1.27 | 23 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.