As of previous close (2026-10-02) · OPRA historical data
Spot $221.29 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
1.00
21k P / 21k C
Put/Call (Volume)
0.65
368 P / 564 C that session
30d ATM IV
26%
annualized implied move
Call wall
$260
3k contracts
Put wall
$210
3k contracts
Tail hedging
0.8×
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 2026-10-30. 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 | 846 | 520 | 0.61 | 126 |
| 2026-10-16 | 2k | 3k | 1.43 | 337 |
| 2026-10-23 | 699 | 214 | 0.31 | 42 |
| 2026-10-30 | 27 | 18 | 0.67 | 18 |
| 2026-11-06 | 9 | 6 | 0.67 | 11 |
| 2026-11-13 | 5 | 0 | 0.00 | 0 |
| 2026-11-20 | 3k | 1k | 0.50 | 52 |
| 2026-12-18 | 2k | 5k | 2.86 | 13 |
| 2027-01-15 | 7k | 6k | 0.87 | 19 |
| 2027-02-19 | 507 | 419 | 0.83 | 24 |
| 2027-03-19 | 1k | 2k | 1.67 | 68 |
| 2027-05-21 | 5 | 40 | 8.00 | 10 |
| 2027-06-17 | 1k | 887 | 0.70 | 80 |
| 2027-09-17 | 227 | 236 | 1.04 | 8 |
| 2028-01-21 | 2k | 684 | 0.38 | 1 |
| 2028-12-15 | 684 | 382 | 0.56 | 4 |
| 2029-01-19 | 71 | 28 | 0.39 | 2 |
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.