Delayed CBOE data, snapshot 2026-08-18. Spot $61.44.
Put/Call (OI)
0.41
649 P / 2k C
Put/Call (Volume)
0.70
69 P / 98 C today
30d ATM IV
32%
annualized implied move
Call wall
$65
49 contracts
Put wall
$45
234 contracts
Tail hedging
63.2×
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 | 341 | 181 | 0.53 | 21 |
| 2026-09-18 | 15 | 12 | 0.80 | 59 |
| 2026-10-16 | 576 | 201 | 0.35 | 69 |
| 2027-01-15 | 669 | 255 | 0.38 | 18 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.