SMST · IV Rank History
Tidal Trust II Defiance Daily Target 2x Short MSTR ETF · ETF
IV Rank measures where SMST's current 30-day implied volatility sits in its trailing 90-day distribution (0% = lowest in 90 days, 100% = highest). It's the most reliable signal for whether options on SMST are priced rich or cheap relative to its own recent regime.
SMST IV rank history
89 sessionsIV rank = where today's implied volatility sits in its 1-year range (0–100). Above 50 favours selling premium; the shaded band marks 50–100.
SMST IV Rank Summary
Current
100%
Elevated — premium selling regime
30-Day Avg
72%
60-Day Avg
54%
90-Day Avg
53%
90-Day Low
17%
90-Day High
100%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically
precede mean reversion in SMST's implied vol; sustained sub-25% readings
often coincide with low-realized regimes ahead of catalyst events. See the
Vol Arb Screener for symbols where current IV
rank diverges most from realized volatility.
SMST IV Rank — Last 90 Trading Days
| Date | IV Rank | Avg IV |
|---|---|---|
| 20261002 | 100% | 3.6% |
| 20261001 | 100% | 3.4% |
| 20260930 | 98% | 3.2% |
| 20260929 | 100% | 3.2% |
| 20260928 | 100% | 3.1% |
| 20260925 | 95% | 290.7% |
| 20260924 | 99% | 296.6% |
| 20260923 | 84% | 273.6% |
| 20260922 | 100% | 298.0% |
| 20260921 | 100% | 276.7% |
| 20260918 | 93% | 262.4% |
| 20260917 | 32% | 187.2% |
| 20260916 | 29% | 183.9% |
| 20260915 | 27% | 181.0% |
| 20260914 | 34% | 189.6% |
| 20260911 | 18% | 170.8% |
| 20260910 | 22% | 175.0% |
| 20260909 | 20% | 173.0% |
| 20260908 | 21% | 174.4% |
| 20260904 | 28% | 182.3% |
| 20260903 | 30% | 185.1% |
| 20260902 | 92% | 260.3% |
| 20260901 | 100% | 270.7% |
| 20260831 | 98% | 264.2% |
| 20260828 | 89% | 253.9% |
| 20260827 | 100% | 267.1% |
| 20260826 | 96% | 233.0% |
| 20260825 | 100% | 236.8% |
| 20260824 | 84% | 221.2% |
| 20260821 | 72% | 210.3% |
| 20260820 | 59% | 195.6% |
| 20260819 | 41% | 177.3% |
| 20260818 | 24% | 156.0% |
| 20260817 | 28% | 160.4% |
| 20260814 | 18% | 150.1% |
| 20260813 | 22% | 154.4% |
| 20260812 | 19% | 150.6% |
| 20260811 | 17% | 148.6% |
| 20260810 | 29% | 161.5% |
| 20260806 | 30% | 162.4% |
| 20260805 | 31% | 162.9% |
| 20260804 | 32% | 164.3% |
| 20260803 | 31% | 163.5% |
| 20260731 | 26% | 157.9% |
| 20260730 | 31% | 163.8% |
| 20260729 | 36% | 168.6% |
| 20260728 | 35% | 168.0% |
| 20260727 | 38% | 170.7% |
| 20260724 | 33% | 165.2% |
| 20260723 | 36% | 168.6% |
| 20260722 | 39% | 171.4% |
| 20260721 | 44% | 176.9% |
| 20260720 | 42% | 174.6% |
| 20260716 | 42% | 174.8% |
| 20260715 | 45% | 178.3% |
| 20260714 | 50% | 183.4% |
| 20260713 | 45% | 178.3% |
| 20260710 | 49% | 182.0% |
| 20260709 | 52% | 185.5% |
| 20260708 | 60% | 193.5% |
| 20260707 | 65% | 198.3% |
| 20260706 | 69% | 203.7% |
| 20260702 | 78% | 212.9% |
| 20260701 | 74% | 208.7% |
| 20260630 | 78% | 213.5% |
| 20260629 | 74% | 209.5% |
| 20260626 | 84% | 219.9% |
| 20260625 | 81% | 216.7% |
| 20260624 | 57% | 191.5% |
| 20260623 | 43% | 176.1% |
| 20260622 | 43% | 176.3% |
| 20260618 | 35% | 168.2% |
| 20260617 | 30% | 162.2% |
| 20260616 | 19% | 151.0% |
| 20260615 | 28% | 160.8% |
| 20260613 | 29% | 161.3% |
| 20260612 | 29% | 161.3% |
| 20260611 | 31% | 163.7% |
| 20260610 | 25% | 161.9% |
| 20260609 | 34% | 173.6% |
| 20260608 | 26% | 162.5% |
| 20260605 | 32% | 170.1% |
| 20260604 | 20% | 156.0% |
| 20260603 | 23% | 158.9% |
| 20260602 | 73% | 220.3% |
| 20260601 | 84% | 234.4% |
| 20260529 | 76% | 223.4% |
| 20260528 | 66% | 211.3% |
| 20260527 | 65% | 210.0% |
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.