T-Mobile US, Inc. (TMUS)
NASDAQ: TMUS · Real-Time Price · USD
200.56
+2.65 (1.34%)
At close: Jan 9, 2026, 4:00 PM EST
200.50
-0.06 (-0.03%)
After-hours: Jan 9, 2026, 7:54 PM EST

T-Mobile US Market Cap

T-Mobile US has a market cap or net worth of $224.33 billion as of January 9, 2026. Its market cap has decreased by -12.79% in one year.

Market Cap
224.33B
Enterprise Value
342.35B
1-Year Change
-12.79%
Ranking
Category
Stock Price
$200.56

Market Cap Chart

Since April 19, 2007, T-Mobile US's market cap has increased from $4.31B to $224.33B, an increase of 5,110.26%. That is a compound annual growth rate of 23.49%.

History

DateMarket Cap% Change
Jan 9, 2026224.33B-1.22%
Dec 31, 2025227.10B-11.34%
Dec 31, 2024256.15B38.15%
Dec 29, 2023185.42B6.45%
Dec 30, 2022174.18B20.24%
Dec 31, 2021144.87B-13.45%
Dec 31, 2020167.37B149.46%
Dec 31, 201967.09B24.33%
Dec 31, 201853.97B2.14%
Dec 29, 201752.84B11.50%
Dec 30, 201647.39B48.45%
Dec 31, 201531.92B46.77%
Dec 31, 201421.75B-11.27%
Dec 31, 201324.51B578.59%
Dec 31, 20123.61B14.88%
Dec 30, 20113.14B-29.75%
Dec 31, 20104.48B66.48%
Dec 31, 20092.69B-48.29%
Dec 31, 20085.20B-23.05%
Dec 31, 20076.76B56.95%
Apr 19, 20074.31B-
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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
Full Definition