As of previous close (2026-10-08) · OPRA historical data
Spot $82.3 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.56
187k P / 333k C
Put/Call (Volume)
1.12
46k P / 41k C that session
30d ATM IV
43%
annualized implied move
Call wall
$87.5
58k contracts
Put wall
$75
16k contracts
Tail hedging
1.0×
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 2026-11-06. 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 |
|---|---|---|---|---|
| 2026-10-09 | 28k | 12k | 0.45 | 46k |
| 2026-10-16 | 143k | 17k | 0.12 | 20k |
| 2026-10-23 | 2k | 1k | 0.54 | 1k |
| 2026-10-30 | 3k | 3k | 0.74 | 2k |
| 2026-11-06 | 843 | 667 | 0.79 | 578 |
| 2026-11-13 | 166 | 144 | 0.87 | 377 |
| 2026-11-20 | 42k | 10k | 0.23 | 8k |
| 2026-11-27 | 0 | 0 | — | 34 |
| 2026-12-18 | 29k | 42k | 1.43 | 2k |
| 2027-01-15 | 57k | 57k | 1.00 | 5k |
| 2027-03-19 | 10k | 15k | 1.57 | 646 |
| 2027-06-17 | 7k | 7k | 0.97 | 567 |
| 2027-09-17 | 1k | 2k | 1.43 | 119 |
| 2028-01-21 | 8k | 19k | 2.29 | 494 |
| 2029-01-19 | 649 | 196 | 0.30 | 77 |
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.