As of previous close (2026-10-21) · OPRA historical data
Spot $38.83 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
1.89
28k P / 15k C
Put/Call (Volume)
5.16
557 P / 108 C that session
30d ATM IV
40%
annualized implied move
Call wall
$69.56
3k contracts
Put wall
$32.5
9k contracts
Tail hedging
1.1×
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 2026-11-20. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume that session |
|---|---|---|---|---|
| 2026-11-20 | 1k | 4k | 2.59 | 28 |
| 2026-12-18 | 13 | 2 | 0.15 | 46 |
| 2027-01-15 | 8k | 11k | 1.39 | 25 |
| 2027-04-16 | 2k | 2k | 1.29 | 557 |
| 2027-06-17 | 191 | 9k | 45.02 | 0 |
| 2028-01-21 | 4k | 3k | 0.77 | 9 |
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.