As of previous close (2026-10-08) · OPRA historical data
Spot $323.75 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.75
13k P / 17k C
Put/Call (Volume)
0.90
188 P / 210 C that session
30d ATM IV
30%
annualized implied move
Call wall
$340
2k contracts
Put wall
$300
2k contracts
Tail hedging
1.8×
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 2026-11-06. 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 | 378 | 241 | 0.64 | 98 |
| 2026-10-16 | 3k | 2k | 0.72 | 31 |
| 2026-10-23 | 100 | 195 | 1.95 | 62 |
| 2026-10-30 | 120 | 173 | 1.44 | 5 |
| 2026-11-06 | 41 | 25 | 0.61 | 4 |
| 2026-11-13 | 16 | 6 | 0.38 | 0 |
| 2026-11-20 | 593 | 236 | 0.40 | 67 |
| 2026-11-27 | 0 | 0 | — | 4 |
| 2026-12-18 | 3k | 3k | 0.86 | 14 |
| 2027-01-15 | 5k | 5k | 0.97 | 15 |
| 2027-03-19 | 2k | 530 | 0.27 | 25 |
| 2027-04-16 | 335 | 27 | 0.08 | 2 |
| 2027-06-17 | 862 | 760 | 0.88 | 2 |
| 2027-09-17 | 713 | 105 | 0.15 | 1 |
| 2028-01-21 | 2k | 1k | 0.82 | 0 |
| 2029-01-19 | 23 | 22 | 0.96 | 68 |
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.