T-Mobile US, Inc. company logo
T-Mobile US, Inc. logo

T-Mobile US, Inc. (TMUS) stock Relative Strength Index

14-Day RSI

37.143.65+10.90%

Summary

Current Value
As of today, TMUS 14-day RSI is 37.14, up +10.90% on
Current Value Category
Based on its current 14-day relative strength index, TMUS falls into the weakening momentum category
1-Year High
TMUS 14-day RSI reached a 1-year high of 73.85 on
1-Year Low
TMUS 14-day RSI reached a 1-year low of 21.24 on

RSI Chart

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Series
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Performance

TMUS Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI37.14+10.9%-42.5%-7.3%-25.4%-2.1%-42.6%-38.2%
Price$200.54+1.0%-9.5%+1.6%-1.2%-18.7%+34.0%+54.2%
200-Day SMA$220.04-0.1%-1.3%-5.5%-6.0%-0.3%+54.1%+83.7%
50-Day SMA$208.89+0.1%+3.1%+1.6%+0.7%-18.7%+44.4%+67.2%
Beta0.070.0%-63.2%-70.8%-70.8%-80.6%-90.0%-92.0%
ATR$5.36-0.8%-2.5%+44.5%+48.8%-31.0%+124.1%+71.0%
10-Day Volatility22.44%+4.9%-1.3%+43.5%+58.0%-47.8%+81.5%+5.1%
1-Month Volatility22.31%+0.2%-22.3%+15.3%+14.1%-33.4%+21.4%+6.2%
3-Month Volatility27.38%+0.1%+3.9%+29.9%+27.8%-11.3%+53.8%-10.9%
1-Year Volatility26.16%+0.0%-3.4%-3.8%-4.0%+15.3%+1.6%-12.2%

RSI Highs

TMUS 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M64.58-42.5%
3M73.85-49.7%
6M73.85-49.7%
1Y73.85-49.7%
3Y88.09-57.8%
5Y88.09-57.8%
All88.09-57.8%

RSI Lows

TMUS 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M33.49+10.9%
3M28.38+30.9%
6M21.24+74.9%
1Y21.24+74.9%
3Y21.24+74.9%
5Y16.54+124.5%
All8.82+321.1%

RSI History

DateValueChange
37.14-25.4%
49.77+34.1%
37.12-48.8%
72.45+73.5%
41.76-8.5%
45.62-32.3%
67.38+17.2%
57.47+35.4%
42.45-25.5%
57.01-4.8%
DateValueChange
59.87+10.5%
54.16+9.0%
49.71-35.5%
77.12+71.9%
44.87-18.5%
55.05-4.6%
57.70-4.3%
60.31+12.1%
53.79-3.5%
55.75-

FAQ

  • What is the current 14-day RSI of TMUS?

    As of today, TMUS 14-day RSI is 37.14

  • What 14-day RSI category does TMUS fall into?

    Based on its current 14-day relative strength index, TMUS falls into the weakening momentum category

  • What is TMUS 14-day RSI 1-year high?

    TMUS 14-day RSI reached a 1-year high of 73.85 on January 2, 2026

  • What is TMUS 14-day RSI 1-year low?

    TMUS 14-day RSI reached a 1-year low of 21.24 on September 19, 2025

Data Sources & References

  1. TMUS Official Website www.t-mobile.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/1283699/000128369926000010/0001283699-26-000010-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1283699/000128369926000010/0001283699-26-000010-index.htm
  4. TMUS Profile on Yahoo Finance finance.yahoo.com/quote/TMUS
  5. TMUS Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/tmus