T-Mobile US (TMUS) Operating Margin (2009 - 2026)

T-Mobile US has disclosed Operating Margin across 18 years of filings, most recently posting 19.46% for Q1 2026.

• Operating Margin for Q1 2026 came in at 19.46%, down 352.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 19.86% (down 289.0% YoY), and the FY2025 annual result was 20.7%, down 143.0% from the prior year.
• Operating Margin came in at 19.46% for Q1 2026 at T-Mobile US, up from 15.35% in the prior quarter.
• In the past five years, Operating Margin ranged from a high of 24.67% in Q2 2025 to a low of 3.6% in Q2 2022.
• The 5-year median for Operating Margin is 19.46% (2026), against an average of 17.48%.
• Across the five-year window, Operating Margin tumbled 696 bps in 2022 and jumped 1616 bps in 2023, its largest moves.
• T-Mobile US's Operating Margin stood at 13.55% in 2022, then grew by 25 bps to 16.99% in 2023, then increased by 23 bps to 20.97% in 2024, then fell by 27 bps to 15.35% in 2025, then climbed by 27 bps to 19.46% in 2026.
• The last three Operating Margin figures came in at 19.46% (Q1 2026), 15.35% (Q4 2025), and 20.63% (Q3 2025), per Business Quant data.