Delayed CBOE data, snapshot 2026-08-17. Spot $14.91.
Put/Call (OI)
0.91
1.1M P / 1.2M C
Put/Call (Volume)
0.55
37k P / 66k C today
30d ATM IV
54%
annualized implied move
Call wall
$20
206k contracts
Put wall
$5
301k contracts
Tail hedging
0.8×
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.
Daily ATM IV (~30 DTE bucket) collected since March 2026. Rising IV into an event = the market bracing; collapsing IV after = the crush.
| Expiry | Call OI | Put OI | P/C | Volume today |
|---|---|---|---|---|
| 2026-08-21 | 68k | 49k | 0.72 | 39k |
| 2026-08-28 | 16k | 9k | 0.57 | 12k |
| 2026-09-04 | 8k | 4k | 0.51 | 6k |
| 2026-09-11 | 7k | 4k | 0.57 | 2k |
| 2026-09-18 | 265k | 144k | 0.54 | 18k |
| 2026-09-25 | 1k | 778 | 0.58 | 2k |
| 2026-10-02 | 1k | 35 | 0.03 | 572 |
| 2026-10-16 | 27k | 19k | 0.70 | 4k |
| 2026-12-18 | 167k | 162k | 0.97 | 5k |
| 2027-01-15 | 280k | 233k | 0.83 | 6k |
| 2027-03-19 | 26k | 2k | 0.07 | 2k |
| 2027-06-17 | 36k | 8k | 0.23 | 2k |
| 2027-09-17 | 11k | 3k | 0.25 | 336 |
| 2027-12-17 | 53k | 207k | 3.92 | 670 |
| 2028-01-21 | 156k | 76k | 0.49 | 966 |
| 2028-06-16 | 14k | 12k | 0.83 | 861 |
| 2028-12-15 | 37k | 138k | 3.68 | 1k |
Source: CBOE delayed quotes, refreshed daily after US market close. Open interest is exchange-reported and lags one session. Research, not investment advice.