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T-Mobile US
TMUS
#63
Rank
$244.57 B
Marketcap
๐Ÿ‡บ๐Ÿ‡ธ United States
Country
$218.66
Share price
-1.50%
Change (1 day)
-18.32%
Change (1 year)
๐Ÿ“ก Telecommunication
Categories

Market capitalization of T-Mobile US (TMUS)

Market cap: $244.57 Billion USD

As of February 2026 T-Mobile US has a market cap of $244.57 Billion USD. This makes T-Mobile US the world's 63th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of T-Mobile US from 2007 to 2026

End of year Market Cap

Year Marketcap Change
2026$244.57 B8.12%
2025$226.20 B-12.6%
2024$258.81 B39.58%
2023$185.41 B6.45%
2022$174.18 B20.24%
2021$144.86 B-13.45%
2020$167.37 B149.07%
2019$67.19 B24.26%
2018$54.07 B2.35%
2017$52.83 B11.5%
2016$47.38 B48.02%
2015$32.01 B47.18%
2014$21.75 B-19.36%
2013$26.97 B644.54%
2012$3.62 B15.22%
2011$3.14 B-29.89%
2010$4.48 B66.64%
2009$2.69 B-48.25%
2008$5.20 B-23.2%
2007$6.77 B

End of Day market cap according to different sources

On Feb 25th, 2026 the market cap of T-Mobile US was reported to be:

$240.93 Billion USD
by Nasdaq info icon info icon
$244.57 Billion USD
by CompaniesMarketCap info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
AT&T
T
$197.58 B-19.21%๐Ÿ‡บ๐Ÿ‡ธ USA
Verizon
VZ
$207.63 B-15.10%๐Ÿ‡บ๐Ÿ‡ธ USA
Spok Holdings
SPOK
$0.28 B-99.88%๐Ÿ‡บ๐Ÿ‡ธ USA
Shentel
SHEN
$0.74 B-99.70%๐Ÿ‡บ๐Ÿ‡ธ USA
America Movil
AMX
$76.26 B-68.82%๐Ÿ‡ฒ๐Ÿ‡ฝ Mexico
U.S. Cellular
USM
$6.62 B-97.29%๐Ÿ‡บ๐Ÿ‡ธ USA
Telephone and Data Systems
TDS
$5.23 B-97.86%๐Ÿ‡บ๐Ÿ‡ธ USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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