AT&T fell by 4.18% to trade at $31.64 by 09:31 (13:31 GMT) on Wednesday on the NYSE exchange.
The volume of AT&T shares traded since the start of the session was 6.38M. AT&T has traded in a range of $31.40 to $31.73 on the day.
The stock has traded at $33.2700 at its highest and $31.4200 at its lowest during the past seven days.
