As of previous close (2026-10-01) · OPRA historical data
Spot $43.72 at that close. Nothing on this page comes from the session in progress.
Put/Call (OI)
0.48
228k P / 476k C
Put/Call (Volume)
0.26
10k P / 38k C that session
30d ATM IV
59%
annualized implied move
Call wall
$46
80k contracts
Put wall
$20
38k contracts
Tail hedging
1.4×
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 |
|---|---|---|---|---|
| 2026-10-02 | 18k | 8k | 0.47 | 11k |
| 2026-10-09 | 8k | 9k | 1.10 | 4k |
| 2026-10-16 | 142k | 29k | 0.21 | 19k |
| 2026-10-23 | 4k | 3k | 0.67 | 1k |
| 2026-10-30 | 4k | 741 | 0.20 | 4k |
| 2026-11-06 | 738 | 240 | 0.33 | 195 |
| 2026-11-13 | 0 | 0 | — | 13 |
| 2026-11-20 | 50k | 20k | 0.40 | 5k |
| 2027-01-15 | 131k | 99k | 0.75 | 1k |
| 2027-02-19 | 8k | 16k | 1.96 | 191 |
| 2027-05-21 | 10k | 5k | 0.50 | 439 |
| 2027-12-17 | 46k | 17k | 0.37 | 591 |
| 2028-01-21 | 44k | 20k | 0.45 | 64 |
| 2028-12-15 | 8k | 719 | 0.09 | 160 |
| 2029-01-19 | 2k | 37 | 0.02 | 217 |
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.