T-Mobile US, Inc. (TMUS)
NASDAQ: TMUS · Real-Time Price · USD
156.44
+9.15 (6.21%)
At close: Oct 30, 2026, 4:00 PM EDT
157.01
+0.57 (0.36%)
After-hours: Oct 30, 2026, 7:59 PM EDT
T-Mobile US Market Cap
T-Mobile US has a market cap or net worth of $165.71 billion as of October 30, 2026. It is the 117th most valuable company in the world and the 75th biggest in the United States. Its market cap has decreased by 31.09% in one year.
Market Cap
165.71B
Enterprise Value
279.08B
1-Year Change
-31.09%
Global Rank
Country Rank
#75 United States
Category
ChartMarket Cap Chart
Since April 19, 2007, T-Mobile US's market cap has increased from $4.31B to $165.71B, an increase of 3,748.86%. That is a compound annual growth rate of 20.53%.
| Date | Market Cap | % Change |
|---|---|---|
| Oct 30, 2026 | 165.71B | -27.03% |
| Dec 31, 2025 | 227.10B | -11.34% |
| Dec 31, 2024 | 256.15B | 38.15% |
| Dec 29, 2023 | 185.42B | 6.45% |
| Dec 30, 2022 | 174.18B | 20.24% |
| Dec 31, 2021 | 144.87B | -13.45% |
| Dec 31, 2020 | 167.37B | 149.46% |
| Dec 31, 2019 | 67.09B | 24.33% |
| Dec 31, 2018 | 53.97B | 2.14% |
| Dec 29, 2017 | 52.84B | 11.50% |
| Dec 30, 2016 | 47.39B | 48.45% |
| Dec 31, 2015 | 31.92B | 46.77% |
| Dec 31, 2014 | 21.75B | -11.27% |
| Dec 31, 2013 | 24.51B | 578.59% |
| Dec 31, 2012 | 3.61B | 14.88% |
| Dec 30, 2011 | 3.14B | -29.75% |
| Dec 31, 2010 | 4.48B | 66.48% |
| Dec 31, 2009 | 2.69B | -48.29% |
| Dec 31, 2008 | 5.20B | -23.05% |
| Dec 31, 2007 | 6.76B | 56.95% |
| Apr 19, 2007 | 4.31B | - |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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