As of previous close (2026-10-02) · OPRA historical data
Spot $40.96 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.43
6k P / 14k C
Put/Call (Volume)
1.11
71 P / 64 C that session
30d ATM IV
31%
annualized implied move
Call wall
$52.5
4k contracts
Put wall
$37.5
1k 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.
| Expiry | Call OI | Put OI | P/C | Volume that session |
|---|---|---|---|---|
| 2026-10-16 | 3k | 2k | 0.59 | 6 |
| 2026-11-20 | 130 | 388 | 2.98 | 53 |
| 2027-01-15 | 10k | 4k | 0.36 | 41 |
| 2027-03-19 | 149 | 84 | 0.56 | 28 |
| 2027-04-16 | 148 | 10 | 0.07 | 0 |
| 2027-06-17 | 160 | 285 | 1.78 | 0 |
| 2027-09-17 | 288 | 139 | 0.48 | 2 |
| 2027-12-17 | 891 | 112 | 0.13 | 5 |
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.