XYZ volatility Block, Inc.
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.37.8%
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.47.9%
HV6041.7%
IV − HV20 spread
-10.1pt
Universe percentileWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
61
Own-history percentileWhere today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
3/60 days recorded
Cboe delayed options data · as of 00:40 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 04, 2026 | 2 | 44.6% | +0.9pt | ±2.7% |
| Sep 11, 2026 | 9 | 37.9% | +0.7pt | ±4.8% |
| Sep 18, 2026 | 16 | 38.1% | +0.5pt | ±6.4% |
| Sep 25, 2026 | 23 | 38.0% | +0.6pt | ±7.6% |
| Oct 02, 2026 | 30 | 37.8% | +0.8pt | ±8.7% |
| Oct 09, 2026 | 37 | 38.1% | +0.1pt | ±9.7% |
| Oct 16, 2026 | 44 | 39.1% | +1.2pt | ±10.8% |
| Nov 20, 2026 | 79 | 47.1% | +1.7pt | ±17.5% |
| Dec 18, 2026 | 107 | 45.3% | +0.9pt | ±19.5% |
| Jan 15, 2027 | 135 | 44.6% | +1.4pt | ±21.6% |
| Mar 19, 2027 | 198 | 46.4% | +2.1pt | ±27.1% |
| Jun 17, 2027 | 288 | 47.7% | +2.6pt | ±33.2% |
| Sep 17, 2027 | 380 | 47.9% | — | ±38.0% |
| Jan 21, 2028 | 506 | 48.0% | — | ±43.7% |
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