T-Mobile US, Inc. (TMUS) debt
What T-Mobile US owes, when it comes due, and what it costs to carry, from the balances and cash flows the company reports to the U.S. Securities and Exchange Commission.
At a glance
| Metric | Sep 2026 | Sep 2025 | Change |
|---|---|---|---|
| Due within a year | $6.34B | $6.33B | +$10M |
| Cash and equivalents | $5.62B | $3.31B | +$2.31B |
Debt over time
| Balance date | Total debt | Due within a year | Long-term debt | Cash |
|---|---|---|---|---|
| Sep 2026 | — | $6.34B | — | $5.62B |
| Jun 2026 | — | $6.12B | — | $2.83B |
| Mar 2026 | — | $2.24B | — | $3.52B |
| Dec 2025 | $86.28B | $5.13B | $81.15B | $5.60B |
| Sep 2025 | — | $6.33B | — | $3.31B |
| Jun 2025 | — | $6.41B | — | $10.26B |
| Mar 2025 | — | $8.21B | — | $12.00B |
| Dec 2024 | $78.27B | $4.07B | $74.20B | $5.41B |
| Sep 2024 | — | $5.85B | — | $9.75B |
| Jun 2024 | — | $5.87B | — | $6.42B |
| Mar 2024 | — | $5.36B | — | $6.71B |
| Dec 2023 | $75.02B | $3.62B | $71.40B | $5.13B |
When it comes due
Principal due by year as of December 31, 2012.
| Due | Principal | Share of total |
|---|---|---|
| Within 1 year | $25M | 0.6% |
| Year 2 | $25M | 0.6% |
| Year 3 | $25M | 0.6% |
| Year 4 | $958M | 21.5% |
| Year 5 | $15M | 0.3% |
| After year 5 | $3.40B | 76.4% |
| Total | $4.45B | 100% |
Interest cost and borrowing
| Fiscal year | Interest expense | Borrowed | Repaid |
|---|---|---|---|
| FY Dec 2025 | — | — | $6.20B |
| FY Dec 2024 | — | $8.59B | $5.07B |
| FY Dec 2023 | — | $8.45B | $5.05B |
| FY Dec 2022 | — | $3.71B | $5.56B |
| FY Dec 2021 | $3.19B | $14.73B | $11.10B |
About these figures
These are the balances T-Mobile US reports in its SEC filings as of each balance-sheet date, and the interest, borrowing and repayments it reports for each period. This page does not show market prices or yields of the company's bonds. "Long-term debt" is the line as the company tags it in its filings and may or may not include the portion due within a year.
All figures from company filings with the SEC.