Delayed CBOE data, snapshot 2026-08-17. Spot $970.01.
Put/Call (OI)
1.36
145k P / 106k C
Put/Call (Volume)
1.30
26k P / 20k C today
30d ATM IV
83%
annualized implied move
Call wall
$1,000
6k contracts
Put wall
$600
9k contracts
Tail hedging
3.5×
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 | 27k | 30k | 1.12 | 30k |
| 2026-08-28 | 5k | 5k | 0.97 | 3k |
| 2026-09-04 | 2k | 5k | 2.34 | 1k |
| 2026-09-11 | 1k | 4k | 3.01 | 634 |
| 2026-09-18 | 15k | 26k | 1.74 | 4k |
| 2026-09-25 | 558 | 991 | 1.78 | 723 |
| 2026-10-02 | 65 | 87 | 1.34 | 336 |
| 2026-10-16 | 5k | 10k | 1.96 | 864 |
| 2026-11-20 | 3k | 5k | 1.97 | 646 |
| 2026-12-18 | 7k | 10k | 1.33 | 1k |
| 2027-01-15 | 17k | 24k | 1.43 | 1k |
| 2027-02-19 | 1k | 1k | 1.00 | 100 |
| 2027-03-19 | 8k | 5k | 0.60 | 1k |
| 2027-06-17 | 842 | 2k | 2.57 | 382 |
| 2027-07-16 | 3k | 2k | 0.57 | 132 |
| 2028-01-21 | 6k | 10k | 1.60 | 425 |
| 2028-06-16 | 2k | 648 | 0.43 | 310 |
| 2028-09-15 | 696 | 392 | 0.56 | 274 |
| 2028-12-15 | 2k | 3k | 1.84 | 135 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.