As of previous close (2026-10-02) · OPRA historical data
Spot $275.43 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.61
14k P / 22k C
Put/Call (Volume)
0.94
331 P / 352 C that session
30d ATM IV
28%
annualized implied move
Call wall
$370
3k contracts
Put wall
$250
2k contracts
Tail hedging
0.1×
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 | 4k | 2k | 0.44 | 223 |
| 2026-11-20 | 769 | 1k | 1.57 | 112 |
| 2026-12-18 | 6k | 3k | 0.54 | 46 |
| 2027-01-15 | 9k | 5k | 0.50 | 51 |
| 2027-03-19 | 1k | 1k | 0.96 | 26 |
| 2027-06-17 | 273 | 551 | 2.02 | 50 |
| 2027-09-17 | 174 | 483 | 2.78 | 13 |
| 2028-01-21 | 991 | 663 | 0.67 | 159 |
| 2029-01-19 | 373 | 381 | 1.02 | 3 |
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.