As of previous close (2026-10-01) · OPRA historical data
Spot $85.68 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
1.43
188k P / 132k C
Put/Call (Volume)
0.24
2k P / 9k C that session
30d ATM IV
42%
annualized implied move
Call wall
$90
15k contracts
Put wall
$65
54k contracts
Tail hedging
4.4×
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 2026-10-16. 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 that session |
|---|---|---|---|---|
| 2026-10-16 | 38k | 75k | 1.97 | 6k |
| 2026-11-20 | 31k | 70k | 2.24 | 2k |
| 2026-12-18 | 12k | 7k | 0.54 | 962 |
| 2027-01-15 | 25k | 20k | 0.78 | 658 |
| 2027-03-19 | 8k | 6k | 0.74 | 225 |
| 2027-04-16 | 337 | 505 | 1.50 | 2 |
| 2027-06-17 | 3k | 5k | 1.78 | 260 |
| 2027-09-17 | 2k | 822 | 0.39 | 16 |
| 2028-01-21 | 11k | 5k | 0.42 | 149 |
| 2029-01-19 | 121 | 10 | 0.08 | 7 |
Source: Cboe end-of-session option chains, summarized after each US market close and published from the following trading day — OPRA historical data. Under the OPRA plan options data becomes historical, and freely publishable, at the opening of the next trading session; data from the session in progress is never displayed or served here. Open interest is exchange-reported once a day. Research, not investment advice.