Financial Performance - T-Mobile reported quarterly earnings of $2.84 per share, exceeding the analyst consensus estimate of $2.68 [1] - Quarterly revenue reached $21.13 billion, surpassing the Street estimate of $20.98 billion and increasing from $19.77 billion in the same period last year [1] Customer Growth - T-Mobile achieved postpaid net customer additions of 1.7 million and postpaid phone net customer additions of 830,000 [5] - The company reported postpaid net account additions of 318,000, representing a 6% year-over-year increase, the best in the industry [5] - 5G broadband net customer additions were 454,000, up 12% year-over-year [5] Service Revenue - Service revenues totaled $17.4 billion, growing 6% year-over-year [5] - Postpaid service revenues amounted to $14.1 billion, reflecting a 9% year-over-year increase [5] Future Outlook - T-Mobile revised its fiscal 2025 postpaid net customer additions guidance to between 6.1 million and 6.4 million, up from the previous estimate of 5.5 million to 6 million [4] - The updated guidance includes 2.95 million to 3.1 million postpaid phone net customer additions and approximately 100,000 fiber net customer additions [4] Market Reaction - Following the earnings report, T-Mobile's stock rose by 5.16% to $246 in extended trading [4]