As of previous close (2026-10-02) · OPRA historical data
Spot $39.42 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.54
105k P / 193k C
Put/Call (Volume)
0.18
286 P / 2k C that session
30d ATM IV
36%
annualized implied move
Call wall
$45
33k contracts
Put wall
$37
22k contracts
Tail hedging
1.7×
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.
| Expiry | Call OI | Put OI | P/C | Volume that session |
|---|---|---|---|---|
| 2026-10-09 | 2k | 3k | 1.42 | 486 |
| 2026-10-16 | 18k | 10k | 0.57 | 246 |
| 2026-10-23 | 1k | 127 | 0.10 | 16 |
| 2026-10-30 | 2k | 829 | 0.50 | 1 |
| 2026-11-06 | 116 | 7 | 0.06 | 0 |
| 2026-11-13 | 0 | 0 | — | 0 |
| 2026-11-20 | 4k | 900 | 0.21 | 5 |
| 2026-12-18 | 73k | 41k | 0.56 | 13 |
| 2027-01-15 | 66k | 33k | 0.51 | 13 |
| 2027-03-19 | 6k | 5k | 0.90 | 12 |
| 2028-01-21 | 15k | 8k | 0.52 | 10 |
| 2029-01-19 | 329 | 24 | 0.07 | 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.