Unusual price movements and significant market activity for AT&T Inc. (T). Each move is flagged by Z-score statistical significance — showing when T moved beyond its typical daily range.
Current Market State
What May Be Driving T?
No specific catalyst has been identified in the available market data for AT&T Inc. (T). The moves shown below are flagged based on statistical significance (Z-score ≥ 2), meaning T moved beyond its typical daily range. A catalyst may exist — such as earnings, analyst action, sector momentum, or news — but has not yet been tagged to this ticker.
AT&T Inc. operates in the Comm Serv sector, specifically Telephone Communications (No Radiotelephone). Sector-wide movement can contribute to individual stock volatility.
Recent Unusual Moves (30 days)
No significant unusual moves detected for T in the last 30 days. This ticker has been trading within its typical statistical range.
About T Market Moves
This page tracks unusual market activity for AT&T Inc. (T) across all trading sessions — pre-market (4:00 AM–9:30 AM ET), regular hours (9:30 AM–4:00 PM ET), and after-hours (4:00 PM–8:00 PM ET). A move is flagged as "unusual" when its Z-score reaches 2 or higher, meaning the price change is statistically significant relative to T's recent daily volatility.
Z-score is calculated by comparing each move to the 20-day average return and standard deviation. A Z-score of 2.0 means the move is 2 standard deviations beyond the average — occurring in roughly the top 5% of daily moves. Relative volume (RVOL) compares current volume to the 20-day average volume at the same time of day, helping distinguish genuine institutional activity from noise.