As of previous close (2026-08-27) · OPRA historical data
Spot $39.36 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.35
34k P / 99k C
Put/Call (Volume)
0.01
6 P / 411 C that session
30d ATM IV
64%
annualized implied move
Call wall
$50
20k contracts
Put wall
$30
10k contracts
Tail hedging
0.5×
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 2026-09-18. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume that session |
|---|---|---|---|---|
| 2026-10-16 | 7k | 1k | 0.20 | 2 |
| 2026-12-18 | 21k | 7k | 0.35 | 354 |
| 2027-01-15 | 30k | 8k | 0.28 | 2 |
| 2027-03-19 | 2k | 501 | 0.31 | 20 |
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.