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

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

14-Day RSI

42.008.29-16.48%

Summary

Current Value
As of today, TMUS 14-day RSI is 42.00, down -16.48% 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

Add series to chart
Add series to chart1/6
Series
SUGGESTED SERIES

Performance

TMUS Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI42.00-16.5%-34.0%+4.6%-15.6%-21.8%-11.5%-15.9%
Price$206.62-3.1%-3.1%+3.2%+1.8%-20.8%+45.0%+65.4%
200-Day SMA$221.83-0.1%-1.2%-6.2%-5.2%+3.3%+56.4%+87.5%
50-Day SMA$204.72+0.1%+3.4%-3.4%-1.3%-16.2%+40.9%+62.4%
Beta0.20+5.3%0.0%-16.7%-16.7%-25.9%-71.0%-74.0%
ATR$5.59+3.2%-8.7%+29.2%+55.4%-19.6%+112.2%+51.7%
10-Day Volatility23.91%+21.4%-35.5%+5.2%+68.4%-2.7%+11.6%-26.8%
1-Month Volatility24.01%+1.7%-23.4%+31.9%+22.8%-2.6%+32.9%-22.2%
3-Month Volatility26.96%+3.2%+5.8%+27.2%+25.8%-0.6%+40.3%-10.5%
1-Year Volatility27.06%+0.7%-0.1%-0.6%-0.7%+28.1%+5.0%-16.9%

RSI Highs

TMUS 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M70.51-40.4%
3M73.85-43.1%
6M73.85-43.1%
1Y73.85-43.1%
3Y88.09-52.3%
5Y88.09-52.3%
All88.09-52.3%

RSI Lows

TMUS 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M42.00at low
3M28.38+48.0%
6M21.24+97.7%
1Y21.24+97.7%
3Y21.24+97.7%
5Y16.54+153.9%
All8.82+376.2%

RSI History

DateValueChange
42.00-15.6%
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 42.00

  • 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