T-Mobile US (TMUS) Q3 2026 earnings summary

Executive summary

• Q3 revenue rose 7% YoY to $23.6B, net income rose 27.3% to $3.455B, and Core Adjusted EBITDA increased 10.8% to $9.620B.

• Postpaid account net additions were 274,000, down 31% YoY; postpaid ARPA reached $155.73, up 4%.

Financial highlights

• Total service revenue rose 6% YoY to $19.4B; postpaid service revenue increased 9% to $16.269B.

• Q3 Adjusted Free Cash Flow was $5.071B, up 5.3%; its margin was 26.2%.

• Operating income rose 25% YoY to $5.7B; diluted EPS was $3.22, up 33.6%.

• Q3 operating expenses increased 3% YoY to $17.9B, including higher costs for acquisitions, network build-out, equipment and restructuring.

Outlook and guidance

• FY26 Core Adjusted EBITDA guidance rose $100M at the midpoint to $37.35B–$37.45B; Adjusted Free Cash Flow guidance rose $150M at the midpoint to $18.7B–$18.8B.

• FY26 postpaid net account additions are expected at ~1.0M; postpaid ARPA growth guidance increased to ~3.5% from 2.5%–3%.

• FY26 service revenue outlook is ~$76.8B, or 8% growth; cash property and equipment purchases are expected to be ~$10.0B.

• FY26 net cash from operating activities guidance increased at the midpoint to $28.7B–$28.8B; effective tax rate guidance declined to 24%–25%.

• UScellular integration is expected to deliver $1.2B in annual run-rate synergies; integration and restructuring costs are expected to be substantially incurred by FY2027-end.