T-Mobile USWBO:TMUS +0.49%83 PB Ratio is 3.63 as of Jun. 24, 2026, which is 43% above its 10-year median of 2.54. GuruFocus rates WBO:TMUS with a GF Score™ of 83/100 and a GF Value™ of €195.65 (Modestly Undervalued). The stock has 2 warning signs investors should review. Among 342 Telecommunication Services companies, T-Mobile US ranks worse than 77.49% on this metric.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2026-06-24), T-Mobile US's share price is €161.52. T-Mobile US's Book Value per Share for the quarter that ended in Mar. 2026 was €44.51. Hence, T-Mobile US's PB Ratio of today is 3.63.
Good Sign:
T-Mobile US Inc stock PB Ratio (=3.59) is close to 2-year low of 3.27.
The historical rank and industry rank for T-Mobile US's PB Ratio or its related term are showing as below:
WBO:TMUS'
s PB Ratio Range Over the Past 10 Years
Min: 1.84 Med: 2.54 Max: 5.02
Current: 3.61
During the past 13 years, T-Mobile US's highest PB Ratio was 5.02. The lowest was 1.84. And the median was 2.54.
WBO:TMUS's PB Ratio is ranked worse than 77.49% of 342
companies
in the Telecommunication Services industry
Industry Median: 1.87
vs WBO:TMUS: 3.61
During the past 12 months, T-Mobile US's average Book Value Per Share Growth Rate was -4.20% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -1.80% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -0.10% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 12.00% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of T-Mobile US was 117.20% per year. The lowest was -15.50% per year. And the median was 12.80% per year.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
T-Mobile US PB Ratio Related Terms
T-Mobile US PB Ratio Historical Data
* Premium members only.
The historical data trend for T-Mobile US's PB Ratio can be seen below:
* 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.
For the Telecom Services subindustry, T-Mobile US's PB Ratio, along with its competitors' market caps and PB Ratio 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 PB Ratio vs Telecommunication Services Industry
For the Telecommunication Services industry and Communication Services sector, T-Mobile US's PB Ratio distribution charts can be found below:
* The bar in red indicates where T-Mobile US's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
T-Mobile US's PB Ratio for today is calculated as follows:
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
T-Mobile US (WBO:TMUS) has a PB Ratio of 3.63 as of Jun. 24, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on T-Mobile US and its competitors. This is 43% above median its historical median of 2.54. Over the past decade, T-Mobile US's PB Ratio has ranged from 1.84 to 5.02. According to the industry distribution chart, T-Mobile US ranks #265 out of 342 companies in the Telecommunication Services industry, placing it in the top 77.5%.
Is T-Mobile US's PB Ratio too high?
T-Mobile US's current PB Ratio of 3.63 is 43% above median its 10-year median of 2.54. Over the past 10 years, this metric has ranged from a low of 1.84 to a high of 5.02. The Telecommunication Services industry median PB Ratio is 1.87. T-Mobile US's value of 3.63 is 94.1% above this industry median. Based on the distribution chart, T-Mobile US ranks #265 out of 342 companies in the Telecommunication Services industry, which is in the bottom quartile relative to peers. Overall, T-Mobile US has a GF Score™ of 83/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does T-Mobile US's PB Ratio compare to VZ and T?
According to the Telecommunication Services industry distribution chart, T-Mobile US ranks #265 out of 342 companies for PB Ratio. This places T-Mobile US in the lower half of its industry. The industry median PB Ratio is 1.87. T-Mobile US's value of 3.63 is 94.1% above this benchmark. Historically, T-Mobile US's own PB Ratio has ranged from 1.84 to 5.02 over the past decade. While the company's 10-year median is 2.54 vs. the industry median of 1.87, T-Mobile US has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PB Ratio for a Telecommunication Services company?
The median PB Ratio among Telecommunication Services companies is 1.87, based on 342 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. T-Mobile US's current PB Ratio of 3.63 is 94.1% above 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 PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on T-Mobile US and its competitors. For the Telecommunication Services industry, the median PB Ratio is 1.87 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. T-Mobile US's current PB Ratio is 3.63, which is 43% above median its own 10-year median of 2.54. 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?
Based on GuruFocus' analysis, T-Mobile US (WBO:TMUS) is currently considered Modestly Undervalued. The stock's GF Value™ is €195.65, compared to a current price of €161.52 — trading 17.4% below its estimated fair value. The current PB Ratio is 3.63, which is 43% above median its 10-year median of 2.54 and 94.1% above the Telecommunication Services industry median of 1.87. T-Mobile US's overall GF Score™ is 83/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For T-Mobile US (WBO:TMUS), the current PB Ratio is 3.63 as of Jun. 24, 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 (WBO:TMUS) Overvalued in 2026?
Based on GuruFocus' analysis, T-Mobile US stock appears to be undervalued.
The current stock price of €161.52 is trading 17.4% below its estimated GF Value™ of €195.65.
GuruFocus considers T-Mobile US to be Modestly Undervalued.
Key valuation signals for WBO:TMUS:
PB Ratio: 3.63 (43% above median its 10-year median of 2.54)
GF Value™: €195.65 vs. price of €161.52 (17.4% below fair value)
Industry Position: 94.1% above the Telecommunication Services median (#265 of 342)
No single metric tells the full story. See the WBO: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.
83GF Score
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