Companies: 10,639     total market cap: NZ$231.662 T
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T-Mobile US
TMUS
#73
Rank
NZ$386.49 B
Marketcap
๐Ÿ‡บ๐Ÿ‡ธ United States
Country
NZ$343.42
Share price
1.53%
Change (1 day)
-12.72%
Change (1 year)
๐Ÿ“ก Telecommunication
Categories

Market capitalization of T-Mobile US (TMUS)

Market cap: NZ$386.49 Billion

As of December 2025 T-Mobile US has a market cap of NZ$386.49 Billion. This makes T-Mobile US the world's 73th 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 2025

End of year Market Cap

Year Marketcap Change
2025NZ$386.49 B-15.78%
2024NZ$458.91 B56.52%
2023NZ$293.19 B6.87%
2022NZ$274.34 B29.35%
2021NZ$212.08 B-8.57%
2020NZ$231.96 B132.48%
2019NZ$99.77 B23.76%
2018NZ$80.62 B8.37%
2017NZ$74.39 B8.75%
2016NZ$68.41 B46.25%
2015NZ$46.77 B68.49%
2014NZ$27.76 B-15.42%
2013NZ$32.82 B645.34%
2012NZ$4.40 B9.31%
2011NZ$4.02 B-30.69%
2010NZ$5.81 B56.89%
2009NZ$3.70 B-58.65%
2008NZ$8.96 B1.38%
2007NZ$8.83 B

End of Day market cap according to different sources

On Dec 15th, 2025 the market cap of T-Mobile US was reported to be:

NZ$378.32 Billion
by Nasdaq info icon info icon
NZ$380.66 Billion
by CompaniesMarketCap info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
Verizon
VZ
NZ$297.27 B-23.08%๐Ÿ‡บ๐Ÿ‡ธ USA
AT&T
T
NZ$298.55 B-22.75%๐Ÿ‡บ๐Ÿ‡ธ USA
Telephone and Data Systems
TDS
NZ$7.54 B-98.05%๐Ÿ‡บ๐Ÿ‡ธ USA
Spok Holdings
SPOK
NZ$0.47 B-99.88%๐Ÿ‡บ๐Ÿ‡ธ USA
U.S. Cellular
USM
NZ$11.42 B-97.05%๐Ÿ‡บ๐Ÿ‡ธ USA
America Movil
AMX
NZ$109.54 B-71.66%๐Ÿ‡ฒ๐Ÿ‡ฝ Mexico
Shentel
SHEN
NZ$1.13 B-99.71%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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