Core Insights - AT&T's stock dropped over 2.8%, closing at $25.31 [1] - The company's Q3 revenue was $30.7 billion, falling short of market expectations of $30.87 billion [1] - Earnings per share were $0.54, which was roughly in line with expectations [1] - AT&T added 405,000 monthly postpaid wireless subscribers, exceeding the market forecast of 334,100 [1]