Delayed CBOE data, snapshot 2026-08-18. Spot $60.41.
Put/Call (OI)
0.38
498k P / 1.3M C
Put/Call (Volume)
0.22
13k P / 60k C today
30d ATM IV
29%
annualized implied move
Call wall
$70
148k contracts
Put wall
$40
56k contracts
Tail hedging
0.4×
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 | 92k | 50k | 0.54 | 17k |
| 2026-08-28 | 11k | 5k | 0.41 | 4k |
| 2026-09-04 | 4k | 3k | 0.82 | 3k |
| 2026-09-11 | 2k | 934 | 0.46 | 2k |
| 2026-09-18 | 139k | 74k | 0.54 | 10k |
| 2026-09-25 | 558 | 705 | 1.26 | 1k |
| 2026-10-02 | 171 | 118 | 0.69 | 580 |
| 2026-10-16 | 30k | 17k | 0.55 | 4k |
| 2026-11-20 | 27k | 34k | 1.26 | 1k |
| 2026-12-18 | 122k | 66k | 0.55 | 5k |
| 2027-01-15 | 335k | 108k | 0.32 | 24k |
| 2027-03-19 | 20k | 19k | 0.96 | 128 |
| 2027-06-17 | 5k | 6k | 1.04 | 461 |
| 2027-12-17 | 55k | 45k | 0.81 | 200 |
| 2028-01-21 | 436k | 51k | 0.12 | 804 |
| 2028-12-15 | 37k | 18k | 0.48 | 292 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.