As of previous close (2026-10-16) · OPRA historical data
Spot $285.01 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.91
135k P / 148k C
Put/Call (Volume)
0.77
4k P / 6k C that session
30d ATM IV
31%
annualized implied move
Call wall
$300
26k contracts
Put wall
$230
18k contracts
Tail hedging
9.6×
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 2026-11-13. 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 |
|---|---|---|---|---|
| 2026-10-23 | 4k | 3k | 0.80 | 1k |
| 2026-10-30 | 3k | 2k | 0.63 | 1k |
| 2026-11-06 | 2k | 573 | 0.32 | 185 |
| 2026-11-13 | 2k | 488 | 0.21 | 118 |
| 2026-11-20 | 23k | 14k | 0.62 | 1k |
| 2026-11-27 | 1k | 97 | 0.09 | 38 |
| 2026-12-18 | 30k | 20k | 0.64 | 702 |
| 2027-01-15 | 34k | 28k | 0.82 | 1k |
| 2027-02-19 | 5k | 7k | 1.45 | 224 |
| 2027-03-19 | 9k | 13k | 1.44 | 435 |
| 2027-05-21 | 2k | 526 | 0.33 | 182 |
| 2027-06-17 | 10k | 13k | 1.23 | 440 |
| 2027-09-17 | 4k | 5k | 1.15 | 203 |
| 2028-01-21 | 10k | 10k | 0.99 | 744 |
| 2029-01-19 | 1k | 322 | 0.26 | 54 |
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.