Investing.com - AT&T fell by 4.71% to trade at $27.13 by 00:31 (13:31 GMT) on Monday on the NYSE exchange.
The volume of AT&T shares traded since the start of the session was $4.53M. AT&T has traded in a range of $27.02 to $27.39 on the day.
The stock has traded at $34.6100 at its highest and $27.0200 at its lowest during the past seven days.