T volatility 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.31.9%
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.44.6%
HV6032.2%
IV − HV20 spread
-12.7pt
Universe percentileWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
31
Own-history percentileWhere today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
29/60 days recorded
Cboe delayed options data · as of 22:03 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 |
|---|---|---|---|---|
| Oct 23, 2026 | 4 | 55.0% | +0.1pt | ±4.4% |
| Oct 30, 2026 | 11 | 37.6% | +4.2pt | ±5.3% |
| Nov 06, 2026 | 18 | 34.2% | +3.6pt | ±5.9% |
| Nov 13, 2026 | 25 | 30.9% | +4.9pt | ±6.5% |
| Nov 20, 2026 | 32 | 32.3% | +2.6pt | ±7.7% |
| Nov 27, 2026 | 39 | 30.0% | +2.4pt | ±7.9% |
| Dec 18, 2026 | 60 | 26.9% | +1.9pt | ±8.8% |
| Jan 15, 2027 | 88 | 25.8% | +2.2pt | ±10.5% |
| Mar 19, 2027 | 151 | 28.3% | +2.2pt | ±14.4% |
| Apr 16, 2027 | 179 | 28.1% | +4.6pt | ±15.7% |
| Jun 17, 2027 | 241 | 28.6% | +3.1pt | ±18.3% |
| Sep 17, 2027 | 333 | 29.3% | +2.9pt | ±21.7% |
| Oct 15, 2027 | 361 | 30.4% | +2.6pt | ±23.3% |
| Jan 21, 2028 | 459 | 28.6% | +2.8pt | ±24.4% |
| Apr 21, 2028 | 550 | 28.7% | +2.5pt | ±26.2% |
Volatility smile — Nov 20, 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