As of previous close (2026-10-02) · OPRA historical data
Spot $168.77 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
1.25
101k P / 81k C
Put/Call (Volume)
0.45
363 P / 798 C that session
30d ATM IV
26%
annualized implied move
Call wall
$180
39k contracts
Put wall
$130
17k contracts
Tail hedging
4.7×
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 | 823 | 194 | 0.24 | 559 |
| 2026-10-16 | 2k | 4k | 2.05 | 32 |
| 2026-10-23 | 686 | 49 | 0.07 | 24 |
| 2026-10-30 | 20 | 279 | 13.95 | 1 |
| 2026-11-06 | 3 | 94 | 31.33 | 71 |
| 2026-11-13 | 0 | 0 | — | 0 |
| 2026-11-20 | 2k | 668 | 0.42 | 5 |
| 2026-12-18 | 12k | 13k | 1.05 | 2 |
| 2027-01-15 | 56k | 67k | 1.19 | 40 |
| 2027-03-19 | 579 | 1k | 2.04 | 0 |
| 2027-04-16 | 72 | 169 | 2.35 | 0 |
| 2027-05-21 | 47 | 5 | 0.11 | 0 |
| 2027-06-17 | 458 | 389 | 0.85 | 5 |
| 2027-09-17 | 395 | 394 | 1.00 | 51 |
| 2028-01-21 | 5k | 9k | 1.88 | 6 |
| 2028-06-16 | 72 | 4k | 59.26 | 0 |
| 2028-12-15 | 1 | 0 | 0.00 | 0 |
| 2029-01-19 | 141 | 1 | 0.01 | 0 |
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.