T volatilité AT&T Inc.
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.30.0%
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.44.7%
HV6032.1%
Écart IV − HV20
-14.8pt
Percentile dans l'universWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
28
Percentile sur historique propreWhere today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
30/60 jours enregistrés
Cboe delayed options data · au 00:43 UTC · Comment ces données sont calculées
Structure par terme de l'IV
Volatilité implicite à la monnaie pour chaque échéance cotée, représentée en fonction des jours restants.
| Expire | 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. | Variation implicite |
|---|---|---|---|---|
| Oct 23, 2026 | 3 | 60.4% | +4.8pt | ±4.3% |
| Oct 30, 2026 | 10 | 40.8% | +3.4pt | ±5.1% |
| Nov 06, 2026 | 17 | 33.0% | +3.5pt | ±5.7% |
| Nov 13, 2026 | 24 | 34.1% | +5.5pt | ±6.9% |
| Nov 20, 2026 | 31 | 29.4% | +4.0pt | ±6.8% |
| Nov 27, 2026 | 38 | 26.3% | +3.7pt | ±6.7% |
| Dec 18, 2026 | 59 | 25.9% | +4.7pt | ±8.5% |
| Jan 15, 2027 | 87 | 25.7% | +4.3pt | ±10.5% |
| Mar 19, 2027 | 150 | 26.5% | +4.8pt | ±14.0% |
| Apr 16, 2027 | 178 | 27.6% | +6.3pt | ±15.5% |
| Jun 17, 2027 | 240 | 26.5% | +3.9pt | ±17.0% |
| Sep 17, 2027 | 332 | 28.7% | +3.2pt | ±20.9% |
| Oct 15, 2027 | 360 | 29.6% | +2.3pt | ±23.8% |
| Jan 21, 2028 | 458 | 29.5% | +3.0pt | ±24.8% |
| Apr 21, 2028 | 549 | 25.9% | -0.4pt | ±24.9% |
Smile de volatilité — Nov 20, 2026
Volatilité implicite par strike. L'inclinaison vers les puts (côté gauche plus élevé) est le skew : la protection à la baisse est valorisée plus cher que la hausse.
callsputs
Implicite vs réalisée, historique journalier
IV30HV20