Market Cap for T-Mobile US (TMUS)
According to T-Mobile US's latest reported financial statements, the company's latest reported market cap is $226.87B USD. 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 .
TMUS
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Latest period
$226.87B
YoY change
-2.4%
5Y CAGR
+9.0%
Peak year (2024)
$258.96B
Latest annual
$224.15B
Market Cap history chart for T-Mobile US (TMUS) from 2007 to 2026
Market Cap history table for T-Mobile US (TMUS) from 2007 to 2026
| Fiscal year | Period ended | Reported | Market Cap | YoY |
|---|---|---|---|---|
| 2026 | $224.15B | -2.4% | ||
| 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 (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
2026's annual market cap for T-Mobile US (TMUS) came in at $224.15B – edged down 2.4% year-over-year.
Through 2021–2026 (5 years), T-Mobile US market cap delivered a +9.0% annualised rate; with the latest reading among the more recent periods of the dataset.
T-Mobile US market cap peaked at $258.96B in 2024; the latest annual figure is $224.15B in 2026 (13.4% 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 (TMUS) sits 4th of 8 Communication Services peers we track on this metric, against a peer median of $190.62B.
T-Mobile US Market Cap by Year
T-Mobile US Market Cap 2026: $224.15B
T-Mobile US market cap in 2026 was $224.15B, edged down 2.4% below 2025.
T-Mobile US Market Cap 2025: $229.65B
T-Mobile US market cap in 2025 was $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
T-Mobile US market cap in 2023 was $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 — Market Cap
Companies in the same sector as T-Mobile US, ranked by their latest market cap.
| Company | Market Cap | Sector |
|---|---|---|
| Alphabet Inc. (GOOGL) | $4.66T | Communication Services |
| Meta Platforms, Inc. (META) | $1.55T | Communication Services |
| Netflix, Inc. (NFLX) | $388.53B | Communication Services |
| Verizon Communications Inc. (VZ) | $199.24B | Communication Services |
| AT&T Inc. (T) | $181.99B | Communication Services |
| The Walt Disney Company (DIS) | $179.77B | Communication Services |
| Comcast Corporation (CMCSA) | $98.74B | Communication Services |
| Spotify Technology S.A. (SPOT) | $89.39B | Communication Services |
Frequently asked questions
What is T-Mobile US's market cap?
- Latest reported market cap for T-Mobile US (TMUS) is $226.87B (period ending December 31, 2025).
How has T-Mobile US market cap changed year-over-year?
- T-Mobile US (TMUS) market cap changed -2.4% year-over-year on the latest annual filing.
What is the long-term growth rate of T-Mobile US market cap?
- T-Mobile US (TMUS) market cap compound annual growth rate is +9.0% over the most recent 5 years available.
When did T-Mobile US market cap hit its highest annual value?
- T-Mobile US market cap reached its highest annual value of $258.96B in 2024.
What was T-Mobile US market cap in 2025?
- T-Mobile US (TMUS) market cap in 2025 was $229.65B.
What was T-Mobile US market cap in 2026?
- T-Mobile US (TMUS) market cap in 2026 was $224.15B.
Metrics overview
Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.
Explore more
TMUS Overview
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