As of previous close (2026-10-16) · OPRA historical data
Spot $115.91 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
1.04
41k P / 40k C
Put/Call (Volume)
0.29
294 P / 1k C that session
30d ATM IV
34%
annualized implied move
Call wall
$125
7k contracts
Put wall
$110
6k contracts
Tail hedging
1.9×
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 2026-11-20. 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 |
|---|---|---|---|---|
| 2026-11-20 | 2k | 3k | 1.34 | 523 |
| 2026-12-18 | 9k | 6k | 0.64 | 31 |
| 2027-01-15 | 12k | 14k | 1.13 | 23 |
| 2027-03-19 | 4k | 2k | 0.66 | 24 |
| 2027-06-17 | 3k | 5k | 1.45 | 78 |
| 2027-09-17 | 378 | 636 | 1.68 | 1 |
| 2027-12-17 | 1k | 3k | 2.17 | 34 |
| 2028-01-21 | 4k | 5k | 1.32 | 4 |
| 2029-01-19 | 377 | 166 | 0.44 | 44 |
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.