The Secret to AT&T's Monster Quarter

Telecom giant AT&T (T -0.37%) beat expectations on all fronts when it reported its fourth-quarter results on Monday. There was a lot for investors to like. The company hit or exceeded all its full-year targets, with mobility service revenue up 3.5%, broadband revenue up 7.2%, and free cash flow of $17.6 billion. AT&T also reiterated its 2025 guidance, which it first issued during its analyst day event last year.AT&T added 482,000 net postpaid phone subscribers during Q4, its best result since last year's Q4 ...