Delayed CBOE data, snapshot 2026-08-17. Spot $34.77.
Put/Call (OI)
0.95
219k P / 230k C
Put/Call (Volume)
0.53
6k P / 12k C today
30d ATM IV
123%
annualized implied move
Call wall
$45
66k contracts
Put wall
$17.5
54k 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 2026-09-18. A steep left side = expensive downside protection.
| Expiry | Call OI | Put OI | P/C | Volume today |
|---|---|---|---|---|
| 2026-08-21 | 15k | 9k | 0.63 | 8k |
| 2026-08-28 | 3k | 3k | 0.98 | 1k |
| 2026-09-04 | 829 | 725 | 0.87 | 439 |
| 2026-09-11 | 153 | 330 | 2.16 | 117 |
| 2026-09-18 | 47k | 162k | 3.42 | 3k |
| 2026-09-25 | 129 | 106 | 0.82 | 87 |
| 2026-10-02 | 13 | 3 | 0.23 | 81 |
| 2026-11-20 | 155 | 86 | 0.55 | 1k |
| 2026-12-18 | 39k | 25k | 0.63 | 309 |
| 2027-01-15 | 47k | 9k | 0.20 | 435 |
| 2027-03-19 | 3k | 497 | 0.17 | 228 |
| 2027-04-16 | 880 | 181 | 0.21 | 54 |
| 2027-06-17 | 62k | 1k | 0.02 | 3k |
| 2027-09-17 | 297 | 92 | 0.31 | 5 |
| 2028-01-21 | 12k | 8k | 0.63 | 266 |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.