T-Mobile US, Inc. (TMUS) Quarterly Report (10-Q)

Overview

The financial report provides an overview of T-Mobile’s financial performance for the three and nine months ended September 30, 2025. The report covers the company’s revenue and profit trends, analysis of strengths and weaknesses, and outlook for the future.

Revenue and Profit Trends

T-Mobile’s total revenues increased by 9% for the three months ended and 7% for the nine months ended September 30, 2025. This was driven by higher postpaid revenues, which grew 12% and 10% respectively. The increase in postpaid revenues was due to higher average postpaid accounts, including from acquisitions, as well as higher postpaid average revenue per account (ARPA).

Prepaid revenues decreased 3% for the three months ended but increased 3% for the nine months ended. The decrease in the quarter was due to lower prepaid average revenue per user (ARPU), partially offset by higher average prepaid customers. The increase for the nine months was driven by higher average prepaid customers, primarily from the Ka’ena acquisition, partially offset by lower prepaid ARPU.

Wholesale and other service revenues increased 5% for the three months but decreased 21% for the nine months. The quarterly increase was from higher advertising revenues, partially offset by lower MVNO revenues. The nine-month decrease was due to lower MVNO and Affordable Connectivity Program revenues, partially offset by higher advertising revenues.

Equipment revenues increased 8% for the three months and 11% for the nine months, driven by higher device sales and higher average revenue per device sold.

On the expense side, total operating expenses increased 13% for the three months and 7% for the nine months. This was primarily due to higher cost of equipment sales, selling, general and administrative expenses, and a $278 million impairment charge.

Operating income decreased 6% for the three months but increased 8% for the nine months. Net income decreased 11% for the three months but increased 6% for the nine months.

Strengths and Weaknesses

A key strength for T-Mobile is its growing postpaid customer base, which increased 12% year-over-year. The company has seen success in 5G broadband and business customer additions. The acquisitions of UScellular, Metronet, and Lumos have also expanded T-Mobile’s footprint and customer base.

However, the company faces some challenges, including lower prepaid revenues and ARPU, as well as the $278 million impairment charge related to its billing system. The integration and restructuring costs associated with the UScellular acquisition are also a near-term headwind.

Outlook

Looking ahead, T-Mobile expects to realize $1.2 billion in annual cost synergies from the UScellular acquisition through network and operational efficiencies. The company also anticipates making additional capital contributions of around $500 million to the Lumos joint venture between 2027-2028.

T-Mobile’s 2025 Stockholder Return Program authorizes up to $14 billion in share repurchases and dividends through the end of 2025. This is part of the company’s broader plan to invest $80 billion in its business and return capital to shareholders by the end of 2027.

The report also highlights T-Mobile’s ongoing 5G network buildout and digital transformation initiatives as key priorities for future investment. Overall, the company appears well-positioned for continued growth, though integration and restructuring costs remain a near-term challenge.

Tables

Postpaid Accounts

Net Customer Additions

Financial Metrics