As of previous close (2026-10-02) · OPRA historical data
Spot $37.36 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.62
575k P / 922k C
Put/Call (Volume)
1.17
27k P / 23k C that session
30d ATM IV
28%
annualized implied move
Call wall
$50
108k contracts
Put wall
$35
101k 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 2026-10-30. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume that session |
|---|---|---|---|---|
| 2026-10-09 | 10k | 5k | 0.47 | 6k |
| 2026-10-16 | 112k | 67k | 0.60 | 12k |
| 2026-10-23 | 4k | 7k | 1.59 | 1k |
| 2026-10-30 | 8k | 29k | 3.69 | 1k |
| 2026-11-06 | 2k | 3k | 1.02 | 550 |
| 2026-11-13 | 51 | 24 | 0.47 | 93 |
| 2026-11-20 | 46k | 60k | 1.32 | 6k |
| 2026-12-18 | 103k | 69k | 0.67 | 4k |
| 2027-01-15 | 286k | 114k | 0.40 | 2k |
| 2027-03-19 | 37k | 46k | 1.24 | 3k |
| 2027-06-17 | 65k | 57k | 0.87 | 5k |
| 2027-09-17 | 6k | 13k | 2.42 | 313 |
| 2027-12-17 | 61k | 37k | 0.61 | 243 |
| 2028-01-21 | 120k | 39k | 0.33 | 752 |
| 2028-06-16 | 9k | 7k | 0.77 | 65 |
| 2028-12-15 | 22k | 8k | 0.37 | 79 |
| 2029-01-19 | 4k | 2k | 0.59 | 335 |
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.