The Relative Strength Index (RSI) is a momentum oscillator that measures the speed and change of price movements. The RSI is most typically used on a 14-day period, measured on a scale from 0 to 100. Traditionally, an asset is considered overbought or overvalued when the RSI is above 70 and oversold or undervalued when it is below 30.
As of today (2026-07-02), T-Mobile US's 14-Day RSI is 34.66.
The industry rank for T-Mobile US's 14-Day RSI or its related term are showing as below:
XSWX:TMUS's 14-Day RSI is ranked better than 71.54% of 390
companies
in the Telecommunication Services industry
Industry Median: 45.795
vs XSWX:TMUS: 34.66
T-Mobile US (XSWX:TMUS) 14-Day RSI Explanation
The Relative Strength Index (RSI), developed by J. Welles Wilder in his book “New Concepts in Technical Trading Systems.”, is a momentum oscillator that measures the speed and change of price movements. The RSI is most typically used on a 14-day period, measured on a scale from 0 to 100.
Traditionally, an asset is considered overbought or overvalued when the RSI is above 70 and oversold or undervalued when it is below 30. A RSI surpasses the 30 level indicates a bullish sign, when it slides below 70 level, it’s a bearish sign. This level can be adjusted depending on the security’s pattern and the market’s underlying trend. In an uptrend or bullish market, the RSI might range within a higher interval, investors could set the support level higher. If a downtrend or bearish market occurs, investors may need to lower the resistance level.
RSI can also be used in trading techniques to indicate the trading signal, such as Divergences and Swing Rejections.
T-Mobile US 14-Day RSI Related Terms
XSWX:TMUS vs VZ, T, CMCSA: 14-Day RSI Comparison
For the Telecom Services subindustry, T-Mobile US's 14-Day RSI, along with its competitors' market caps and 14-Day RSI data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
T-Mobile US 14-Day RSI vs Telecommunication Services Industry
For the Telecommunication Services industry and Communication Services sector, T-Mobile US's 14-Day RSI distribution charts can be found below:
* The bar in red indicates where T-Mobile US's 14-Day RSI falls into.
* Note that the formula uses a positive value for the average loss.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
T-Mobile US (XSWX:TMUS) has a 14-Day RSI of 34.66 as of Jul. 02, 2026. Relative Strength Index (RSI) is a momentum oscillator that measures the speed and change of price movements. View historical data on T-Mobile US and its competitors. According to the industry distribution chart, T-Mobile US ranks #111 out of 390 companies in the Telecommunication Services industry, placing it in the top 28.5%.
Is T-Mobile US's 14-Day RSI too high?
T-Mobile US's current 14-Day RSI is 34.66. The Telecommunication Services industry median 14-Day RSI is 45.80. T-Mobile US's value of 34.66 is 24.3% below this industry median. Based on the distribution chart, T-Mobile US ranks #111 out of 390 companies in the Telecommunication Services industry, which is above the industry midpoint. Overall, T-Mobile US has a GF Score™ of 76/100, reflecting its overall financial health beyond just this single metric.
How does T-Mobile US's 14-Day RSI compare to VZ and T?
According to the Telecommunication Services industry distribution chart, T-Mobile US ranks #111 out of 390 companies for 14-Day RSI. This puts T-Mobile US in the upper half of its industry. The industry median 14-Day RSI is 45.80. T-Mobile US's value of 34.66 is 24.3% below this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 14-Day RSI for a Telecommunication Services company?
The median 14-Day RSI among Telecommunication Services companies is 45.80, based on 390 companies in the industry. Companies in the top quartile (top 25%) have a 14-Day RSI significantly above this median, while those in the bottom quartile fall well below. However, 14-Day RSI should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. T-Mobile US's current 14-Day RSI of 34.66 is 24.3% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high 14-Day RSI mean?
A high 14-Day RSI can signal that a stock is expensive relative to its fundamentals. Relative Strength Index (RSI) is a momentum oscillator that measures the speed and change of price movements. View historical data on T-Mobile US and its competitors. For the Telecommunication Services industry, the median 14-Day RSI is 45.80 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. T-Mobile US's current 14-Day RSI is 34.66. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is T-Mobile US stock overvalued right now?
T-Mobile US (XSWX:TMUS) has a current 14-Day RSI of 34.66. The stock's GF Value™ is CHF180.94, compared to a current price of CHF139.14 — trading 23.1% below its estimated fair value. The current 14-Day RSI is 34.66 and 24.3% below the Telecommunication Services industry median of 45.80. T-Mobile US's overall GF Score™ is 76/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 14-Day RSI calculated?
14-Day RSI is calculated from a company's financial statements. For T-Mobile US (XSWX:TMUS), the current 14-Day RSI is 34.66 as of Jul. 02, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is T-Mobile US (XSWX:TMUS) Overvalued in 2026?
Based on GuruFocus' analysis, T-Mobile US stock appears to be undervalued.
The current stock price of CHF139.14 is trading 23.1% below its estimated GF Value™ of CHF180.94.
Key valuation signals for XSWX:TMUS:
14-Day RSI: 34.66
GF Value™: CHF180.94 vs. price of CHF139.14 (23.1% below fair value)
Industry Position: 24.3% below the Telecommunication Services median (#111 of 390)
No single metric tells the full story. See the XSWX:TMUS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Deutsche Telekom merged its T-Mobile USA unit with prepaid specialist MetroPCS in 2013, and that firm merged with Sprint in 2020, creating the second-largest wireless carrier in the US. T-Mobile now serves about 86 million postpaid and 26 million prepaid phone customers, equal to around 30% of the US retail wireless market. The firm entered the fixed-wireless broadband market aggressively in 2021 and now serves 8 million residential and business customers with its wireless network. It also serves 1 million fiber broadband customers through joint ventures with fiber network owners. T-Mobile owns a stake in these firms, which provide wholesale access to their networks. In addition, T-Mobile provides wholesale services to wireless resellers.
76GF Score
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