AT&T Inc. (T) IV/HV History
Comparing implied volatility to historical (realized) volatility reveals whether options are priced rich or cheap relative to actual price movement. Persistent gaps can signal trading opportunities.
AT&T Inc. (T) operates in the Communication Services sector, specifically the Telecommunications Services industry, with a market capitalization near $167.20B, listed on NYSE, employing roughly 133,030 people, carrying a beta of 0.42 to the broader market. Globally, AT&T Inc. Led by John T. Stankey, public since 1983-11-21.
Snapshot as of Sep 30, 2026.
- Spot Price
- $24.54
- ATM IV
- 29.2%
- HV 20-Day
- 24.4%
- HV 60-Day
- 26.2%
- IV Rank
- 60.8%
- IV Percentile
- 86.1%
As of Sep 30, 2026, AT&T Inc. (T) ATM implied volatility is 29.2%. 20-day realized volatility is 24.4%, producing an IV-HV spread of +4.8 vol points. Options are pricing in more volatility than the stock has recently delivered, the volatility risk premium. IV rank is 60.8%.
How T iv/hv history Data Feeds Strategy Selection
Strategy selection on AT&T Inc. options does not derive from any single metric in isolation. The iv/hv history view above sits inside a broader read: ATM IV currently sits at 29.2% and dealer gamma exposure is positive, so dealer hedging is mechanically mean-reverting. Combine the iv/hv history data here with the volatility-skew surface, dealer-gamma exposure, max-pain level, and upcoming-events calendar to build a positioning thesis. Risk-defined structures (credit spreads, debit spreads, iron condors) are usually safer than naked positions while the regime is uncertain; the data on this page anchors the inputs but does not by itself constitute a trade thesis.
How to read the T IV vs HV chart
The dual-line chart above tracks ATM implied volatility (forward-looking, what the chain is pricing) against 20-day realized historical volatility (backward-looking, what actually happened). ATM IV currently prints at 29.2%, 60.8% IV rank, against 24.4% realized over the trailing 20 trading days. Implied is pricing above realized by 4.8 vol points, the typical variance-risk-premium positive state in which premium sellers earn the gap. Persistent IV-above-HV is the variance-risk-premium-positive state typical of equity markets; persistent IV-below-HV is rare and usually marks underpriced vol that often expands.
T IV/HV regimes and trade selection
T IV rank at 60.8% sits mid-range - no structural edge from rank alone. Strategy choice should follow event calendar and the dealer-positioning read.
Using T vol history alongside the term structure
The IV/HV gap on this page captures the level of premium; the term-structure slope on the volatility page captures its shape across expirations. Term structure is roughly flat at -0.004, no strong near vs far premium being priced. Pair the rank read with the slope read with the event calendar to choose the right tenor for the structure.
T IV/HV signal in volatility-cycle context
Equity-vol cycles tend to compress and expand on multi-month timeframes: a typical sequence runs low-IV-rank consolidation (months of flat tape, decaying premium) into a vol-expansion catalyst (earnings miss, macro shock, regime change) into elevated-IV-rank stress (premiums fat, dispersion high) back to mean-reverting compression. T's 60.8% IV rank places the ticker in the mid-range of its 1-year window - no strong cycle-position signal. The ratio of HV-20 (24.4%) to HV-60 (26.2%) gives a second cycle indicator: when 20-day exceeds 60-day, recent realization is running hotter than the trailing-quarter average - typically a sign that recent days have already started expanding vol regardless of where IV rank prints. Use the time series above to spot inflection points: meaningful IV/HV gap closures and openings tend to precede regime shifts by a few sessions.
Learn how implied vs realized volatility is reported and how to read the data →
Daily ATM implied volatility and 20-day realized (historical) volatility for T over the last ~42 trading days. The IV-HV gap measures the variance risk premium - when IV trades persistently above realized HV, premium-sellers earn the spread; when IV dips below HV, vol is structurally underpriced.
Most recent 15 trading days (descending). Older history appears in the chart above.
| Date | ATM IV | HV 20d | HV 60d | IV Rank |
|---|---|---|---|---|
| Sep 30, 2026 | 29.2% | 24.4% | 26.2% | 60.8% |
| Sep 29, 2026 | 29.4% | 24.5% | 26.4% | 62.3% |
| Sep 28, 2026 | 29.3% | 24.0% | 28.3% | 61.6% |
| Sep 25, 2026 | 28.7% | 24.2% | 29.1% | 58.0% |
| Sep 24, 2026 | 28.9% | 25.3% | 29.0% | 59.2% |
| Sep 23, 2026 | 29.3% | 25.3% | 29.5% | 61.4% |
| Sep 22, 2026 | 29.2% | 25.1% | 30.2% | 61.1% |
| Sep 21, 2026 | 28.0% | 25.1% | 30.0% | 53.7% |
| Sep 18, 2026 | 25.8% | 25.1% | 30.0% | 39.9% |
| Sep 17, 2026 | 25.1% | 25.1% | 30.7% | 35.5% |
| Sep 16, 2026 | 24.2% | 24.8% | 30.7% | 30.2% |
| Sep 15, 2026 | 24.0% | 19.4% | 29.6% | 29.2% |
| Sep 14, 2026 | 23.5% | 19.6% | 29.7% | 26.1% |
| Sep 11, 2026 | 24.1% | 18.7% | 29.7% | 29.6% |
| Sep 10, 2026 | 25.3% | 18.7% | 29.6% | 38.7% |
Frequently asked T iv/hv history questions
- Is T options pricing rich or cheap right now?
- As of Sep 30, 2026, AT&T Inc. (T) ATM IV is 29.2% against 20-day realized volatility of 24.4%. IV rank is 60.8%. T options are pricing in more volatility than the stock has recently realized: a positive variance risk premium worth 4.8 vol points.
- What is the T variance risk premium?
- The variance risk premium is the persistent gap between implied and subsequently realized volatility. In equity markets it averages positive because option sellers demand compensation for bearing variance shocks. T is currently priced consistently with this premium, which is one input to whether short-vol or long-vol structures carry their typical edge.
- What does T IV rank mean for strategy selection?
- IV rank normalizes the current ATM IV to its 1-year range: 0% is the low, 100% is the high. T's current rank of 60.8% signals where current pricing sits in its own 1-year history. High-rank regimes typically favor premium-selling structures (credit spreads, condors, covered calls); low-rank regimes typically favor premium-buying or long-volatility structures.