As of previous close (2026-09-11) · OPRA historical data
Spot $422.98 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
1.12
57k P / 51k C
Put/Call (Volume)
0.40
1k P / 3k C that session
30d ATM IV
36%
annualized implied move
Call wall
$500
7k contracts
Put wall
$345
7k contracts
Tail hedging
1.6×
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 2026-10-09. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume that session |
|---|---|---|---|---|
| 2026-09-18 | 22k | 14k | 0.62 | 3k |
| 2026-09-25 | 707 | 2k | 2.38 | 47 |
| 2026-10-02 | 347 | 1k | 2.96 | 63 |
| 2026-10-09 | 302 | 2k | 8.06 | 215 |
| 2026-10-16 | 5k | 8k | 1.48 | 315 |
| 2026-10-23 | 86 | 3k | 30.94 | 11 |
| 2026-10-30 | 6 | 17 | 2.83 | 26 |
| 2026-12-18 | 5k | 4k | 0.76 | 80 |
| 2027-01-15 | 8k | 10k | 1.23 | 78 |
| 2027-03-19 | 3k | 1k | 0.43 | 19 |
| 2027-04-16 | 54 | 124 | 2.30 | 22 |
| 2027-06-17 | 2k | 3k | 1.60 | 22 |
| 2027-09-17 | 126 | 209 | 1.66 | 14 |
| 2028-01-21 | 3k | 3k | 1.01 | 13 |
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.