Current
$208.40B
5-Year Average
$204.67B
All-Time High
$320.09B
All-Time Low
$1.97B
Market cap daily chart for T-Mobile US (TMUS)
Jun 16, 2021 – Jun 12, 2026 · 1,254 trading days
Market Cap growth chart for T-Mobile US (TMUS) from 2007 to 2026
Latest: -9.3%
Market Cap history table for T-Mobile US (TMUS) from 2007 to 2026
| 2026 | $208.40B | -9.3% | −$21.26B | ||
| 2025 | $229.65B | -11.3% | −$29.31B | ||
| 2024 | $258.96B | +34.6% | +$66.52B | ||
| 2023 | $192.44B | +9.5% | +$16.69B | ||
| 2022 | $175.75B | +20.8% | +$30.22B | ||
| 2021 | $145.53B | -6.5% | −$10.19B | ||
| 2020 | $155.72B | +130.0% | +$88.01B | ||
| 2019 | $67.71B | +24.0% | +$13.11B | ||
| 2018 | $54.60B | -1.4% | −$771.37M | ||
| 2017 | $55.37B | +15.6% | +$7.46B | ||
| 2016 | $47.91B | +48.9% | +$15.73B | ||
| 2015 | $32.18B | +46.4% | +$10.20B | ||
| 2014 | $21.98B | -3.5% | −$789.47M | ||
| 2013 | $22.77B | +527.8% | +$19.14B | ||
| 2012 | $3.63B | +14.8% | +$468.80M | ||
| 2011 | $3.16B | -29.8% | −$1.34B | ||
| 2010 | $4.50B | +65.6% | +$1.78B | ||
| 2009 | $2.72B | -48.5% | −$2.56B | ||
| 2008 | $5.28B | -8.4% | −$486.37M | ||
| 2007 | $5.76B | — | — |
- 2026$208.40B-9.3%
- 2025$229.65B-11.3%
- 2024$258.96B+34.6%
- 2023$192.44B+9.5%
- 2022$175.75B+20.8%
- 2021$145.53B-6.5%
- 2020$155.72B+130.0%
- 2019$67.71B+24.0%
- 2018$54.60B-1.4%
- 2017$55.37B+15.6%
- 2016$47.91B+48.9%
- 2015$32.18B+46.4%
- 2014$21.98B-3.5%
- 2013$22.77B+527.8%
- 2012$3.63B+14.8%
- 2011$3.16B-29.8%
- 2010$4.50B+65.6%
- 2009$2.72B-48.5%
- 2008$5.28B-8.4%
- 2007$5.76B—
Market Cap values are taken from T-Mobile US's reported income statements (share counts) and end-of-day prices (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
About Market Cap at T-Mobile US (TMUS)
According to T-Mobile US's latest reported financial statements, the company's latest reported market cap is $231.46B. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
2026's annual market cap for T-Mobile US (TMUS) came in at $208.40B – declined 9.3% year-over-year.
Through 2021–2026 (5 years), T-Mobile US market cap delivered a +7.4% annualised rate; with mixed annual results across the window.
T-Mobile US market cap peaked at $258.96B in 2024; the latest annual figure is $208.40B in 2026 (19.5% below peak).
Across the available history, market cap reached its high of $258.96B in 2024 and its low of $2.72B in 2009.
T-Mobile US Market Cap by Year
T-Mobile US Market Cap 2026: $208.40B
T-Mobile US posted market cap of $208.40B in 2026, declined 9.3% below 2025.
T-Mobile US Market Cap 2025: $229.65B
In 2025, T-Mobile US reported market cap of $229.65B, declined 11.3% below 2024.
T-Mobile US Market Cap 2024: $258.96B
T-Mobile US market cap in 2024 was $258.96B, surged 34.6% from 2023. This figure represents the highest annual value in the available history.
T-Mobile US Market Cap 2023: $192.44B
2023's market cap for T-Mobile US came in at $192.44B, grew 9.5% from 2022.
T-Mobile US Market Cap 2022: $175.75B
T-Mobile US market cap in 2022 was $175.75B.
See more financial history for T-Mobile US (TMUS).
Sector peers by Market Cap
Communication Services peers of T-Mobile US (TMUS), ranked by their latest market cap
| $4.35T | |
| $1.44T | |
| $338.30B | |
| $200.89B | |
| $173.72B | |
| $163.84B | |
| $99.11B | |
| $87.52B |
- $4.35T
- $1.44T
- $338.30B
- $200.89B
- $173.72B
- $163.84B
- $99.11B
- $87.52B
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T-Mobile US (TMUS) Key Financials
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