KMX volatilidade CarMax, Inc.
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.44.0%
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.46.6%
HV6035.0%
Spread IV − HV20
-2.6pt
Percentil do universoWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
61
Percentil no histórico próprioWhere today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
29/60 dias registrados
Cboe delayed options data · em 15:38 UTC · Como estes valores são calculados
Estrutura a termo da IV
Volatilidade implícita at-the-money para cada vencimento listado, representada por dias restantes.
| Expira | DTE | IV ATM | Skew 25ΔThe IV gap between 25-delta puts and 25-delta calls for one expiration. Positive skew means downside protection is priced richer than upside exposure. | Variação implícita |
|---|---|---|---|---|
| Nov 20, 2026 | 31 | 44.0% | +3.9pt | ±10.5% |
| Dec 18, 2026 | 59 | 51.9% | +2.8pt | ±16.9% |
| Jan 15, 2027 | 87 | 48.1% | +1.5pt | ±19.0% |
| Apr 16, 2027 | 178 | 49.1% | +3.1pt | ±27.6% |
| Jan 21, 2028 | 458 | 48.4% | +5.9pt | ±43.0% |
Sorriso de volatilidade — Nov 20, 2026
Volatilidade implícita por strike. A inclinação em direção aos puts (lado esquerdo mais alto) é o skew: proteção contra quedas precificada com prêmio maior do que a alta.
callsputs
Implícita vs. realizada, registro diário
IV30HV20