TotalMarketCap

Market cap

$177.988 B

$165.93 +0.78%

Close of 7 Oct 2026

As of 7 Oct 2026, T-Mobile US (TMUS) has a market capitalization of $178.0B. Market cap measures the value of outstanding equity at market prices; company totals combine applicable share classes. Prices and market caps come from Nasdaq, with financial fundamentals from SEC filings. See sources and calculation details.

Revenue

$88.3B

#43 by revenue

Earnings

$11.0B

#43 by earnings

Shares outstanding

1,072,671,613

Latest filing cover page

P/E ratio

16.2

Cap ÷ net income

Other share classes

T-Mobile US lists more than one class of stock. Company figures above cover all classes combined.

Telecommunications Equipment, ranked by market cap

All 84 →
  1. #1Verizon CommunicationsVZ$191.0B
  2. #2T-Mobile USTMUS$178.0B
  3. #3AT&TT$167.4B
  4. #4CorningGLW$145.5B
  5. #5LumentumLITE$101.7B

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Where these numbers come from

Share counts and financials for T-Mobile US are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 8 Oct 2026. Read the methodology.