TMUST-Mobile US, Inc.

$148.59-37% 1Y
Latest close: a new 52-week lowOct 9, 2026what changed →

Is the business good?

Good

A genuinely good business: earnings fully cash-backed (2.1×) and margins widening.

2 good, 1 neutral, 1 without data
Profits arrive as cash2.07×derived · Jun 30, 2026

Operating profit is fully backed by cash. Conversion is improving vs a year ago.

Margin direction, 3 years+5.6 pts

Operating profit is falling even as sales grow, costs are outrunning the top line.

Where ROE comes from5% ROA

A balanced mix of margins, efficiency, and leverage. ROE 19% = margin × turnover × leverage.

Unless marked, from derived.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

FCF conversionbetter than 83% of the market
Leverage (Debt/EBITDA)top 6% of the market

Where this answer is blind. The F-score rewards improvement, so an already-elite company can score mid-pack.

How good a business is TMUS?

T-Mobile US, Inc. earns 24% on the capital it employs against a 9.0% cost of capital, so the business is worth more the bigger it gets.

24%

Return on invested capital · cost of capital 9.0% · 15 points above what the capital costs: growth creates value

Operating margin
20%

Operating margin · Telecom Services median 11% · 12 months to Q2 2026

Cash conversion
2.07×

Cash conversion · 1.72× a year ago · operating cash flow covers the operating profit after tax

Share count, year on year
−4.6%

Share count, year on year · bought back, each share owns more of the company

Operating margin by fiscal year
YearOperating margin
FY20209.7%
FY20218.6%
FY20228.2%
FY202318%
FY202422%
FY202521%
Details›
Operating margin12 months to Q2 2026
20%
Net margin12 months to Q2 2026
11%
Free cash flow margin
20%
Revenue, trailing twelve months
$92.2B
Free cash flow, trailing twelve months
$18.4B
Net income, trailing twelve months
$10.6B
Return on invested capitaloperating profit after tax ÷ debt + equity − cash
24%

Margins, capital and share counts from the statements as filed with the SEC; cash conversion is operating cash flow over operating profit after tax.