T-Mobile US Profit Margin

The latest profit margin for TMUS is 12.05% as of September 2026. That compares with 13.83% in the prior-year period — down 12.9% year over year. That is below the Telecommunications sector average of 13.26%. Investors often review this figure alongside T-Mobile US's historical trend and sector peers before judging valuation or financial health.

Over the past year, TMUS's profit margin moved from 13.83% to 12.05% — a 12.9% year-over-year decrease. If the trend continues in the same direction for several quarters, it can signal a meaningful shift in T-Mobile US's valuation or profitability profile.

Against Telecommunications companies, TMUS currently prints 12.05% for profit margin, while the sector average sits near 13.26%. That is roughly 9.2% below the sector mean. Large gaps often invite a closer look at T-Mobile US's growth, margins, and balance sheet.

Profit Margin shows how effectively T-Mobile US converts resources into returns. At 12.05%, TMUS may look efficient or underperforming depending on peer benchmarks and trend direction. That compares with 13.83% in the prior-year period — down 12.9% year over year. Pair the percentage with revenue growth and leverage for a fuller health check.

After noting TMUS's profit margin (12.05%), review year-over-year change from 13.83%, peer averages, and a few neighboring metrics such as revenue, margins, or valuation multiples. That combination usually beats staring at a single figure. The navigation links on this page jump you to those related views.