T-Mobile US, Inc.
T-Mobile US, Inc. (TMUS) Market Cap & Net Worth
Live market cap, enterprise value, and global rank — multi-year chart and annual table below.
tmus · market cap & enterprise value · FMP · as of Jun 5, 2026
Core market cap & key metrics
As of Jun 5, 2026, T-Mobile US, Inc. (TMUS) has a market cap — also referred to as its net worth or valuation — of $192.7B, making it #5 most valuable companies globally. Market Cap = $178.10 × shares outstanding.
Market cap history — by year
* 2026 = year-to-date · Year-end market cap · Source: FMP
Market cap by year
Compared to Peers
View Communication Services sectorAbout Market Cap, Net Worth & Valuation
T-Mobile US, Inc. (TMUS) has a market cap — also referred to as its net worth or valuation — of $192.7B as of Jun 5, 2026, making it the #5 most valuable company globally. Market Cap = Stock Price × Shares Outstanding.
T-Mobile US, Inc. reached its all-time high market cap of $350.8B on Mar 3, 2025. Comparing the T-Mobile US, Inc. market cap history illustrates one of the most extraordinary corporate growth stories.
Investors frequently compare T-Mobile US, Inc. net worth vs peers and ask how T-Mobile US, Inc. valuation compares to other countries. Its market cap reflects continued investor confidence.
Frequently Asked Questions
TMUS market cap · 6 questionsT-Mobile US, Inc.'s net worth — measured as market capitalization — is $192.7B as of Jun 5, 2026. It ranks #5 globally. Market Cap = $$178.10 (price) × shares outstanding.