Delayed CBOE data, snapshot 2026-08-18. Spot $62.31.
Put/Call (OI)
0.97
58k P / 60k C
Put/Call (Volume)
0.58
1k P / 2k C today
30d ATM IV
26%
annualized implied move
Call wall
$70
14k contracts
Put wall
$57.5
13k contracts
Tail hedging
1.4×
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 | 8k | 12k | 1.55 | 529 |
| 2026-08-28 | 331 | 118 | 0.36 | 203 |
| 2026-09-04 | 97 | 189 | 1.95 | 419 |
| 2026-09-11 | 92 | 113 | 1.23 | 166 |
| 2026-09-18 | 23k | 15k | 0.65 | 2k |
| 2026-09-25 | 169 | 7 | 0.04 | 21 |
| 2026-10-02 | 6 | 1 | 0.17 | 79 |
| 2026-12-18 | 4k | 3k | 0.78 | 102 |
| 2027-01-15 | 13k | 18k | 1.40 | 36 |
| 2027-03-19 | 3k | 3k | 0.92 | 13 |
| 2027-06-17 | 4k | 1k | 0.28 | 29 |
| 2028-01-21 | 3k | 5k | 1.52 | 87 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.