IWM volatility iShares Russell 2000 ETF
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.16.6%
HV20How much the stock actually moved, measured from daily closing prices over a past window (annualized). Compare with implied volatility to see what the options market priced versus what happened.12.8%
HV6015.0%
IV − HV20 spread
+3.7pt
Universe percentileWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
5
Own-history percentileWhere today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
4/60 days recorded
Cboe delayed options data · as of 21:51 UTC · How these are computed
IV term structure
At-the-money implied volatility for each listed expiration, plotted by days remaining.
| Expires | DTE | ATM IV | 25Δ skewThe IV gap between 25-delta puts and 25-delta calls for one expiration. Positive skew means downside protection is priced richer than upside exposure. | Implied move |
|---|---|---|---|---|
| Sep 03, 2026 | 0 | 9.9% | — | ±0.1% |
| Sep 04, 2026 | 1 | 18.9% | +1.9pt | ±0.8% |
| Sep 08, 2026 | 5 | 11.3% | +1.4pt | ±1.1% |
| Sep 09, 2026 | 6 | 12.2% | +1.6pt | ±1.2% |
| Sep 10, 2026 | 7 | 12.9% | +1.8pt | ±1.4% |
| Sep 11, 2026 | 8 | 14.6% | +2.2pt | ±1.7% |
| Sep 14, 2026 | 11 | 13.7% | +2.3pt | ±1.9% |
| Sep 15, 2026 | 12 | 13.7% | +2.2pt | ±2.1% |
| Sep 16, 2026 | 13 | 15.2% | +2.8pt | ±2.4% |
| Sep 17, 2026 | 14 | 15.7% | +3.0pt | ±2.5% |
| Sep 18, 2026 | 15 | 16.0% | +3.1pt | ±2.7% |
| Sep 25, 2026 | 22 | 16.2% | +3.4pt | ±3.2% |
| Sep 30, 2026 | 27 | 16.2% | +3.6pt | ±3.5% |
| Oct 02, 2026 | 29 | 16.6% | +3.6pt | ±3.8% |
| Oct 09, 2026 | 36 | 16.7% | +3.7pt | ±4.2% |
| Oct 16, 2026 | 43 | 17.0% | +3.8pt | ±4.7% |
Volatility smile — Sep 18, 2026
Implied volatility by strike. The tilt toward puts (left side higher) is the skew: downside protection priced richer than upside.
callsputs
Implied vs realized, daily record
IV30HV20