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

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

14-Day RSI

48.723.57-6.83%

Summary

Current Value
As of today, TMUS 14-day RSI is 48.72, down -6.83% 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

SUGGESTED SERIES

Performance

TMUS Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI48.72-6.8%-6.8%+7.8%-2.1%+37.9%-20.5%+86.3%
Price$179.85-0.3%-1.5%-2.5%-11.4%-24.3%+26.7%+39.5%
200-Day SMA$193.71-0.1%-1.5%-6.8%-17.2%-20.3%+36.8%+44.0%
50-Day SMA$181.92-0.0%+0.2%-4.5%-12.3%-25.1%+31.7%+29.0%
20-Day SMA$181.68+0.0%+0.9%-2.5%-9.4%-27.1%+32.4%+33.9%
Beta-0.310.0%+20.5%0.0%-229.2%-193.9%-168.9%-134.4%
ATR$4.74-0.6%-19.0%-9.2%+31.8%-1.5%+77.0%+83.8%
10-Day Volatility32.23%+2.3%-0.8%-5.8%+127.0%+61.9%+55.7%+131.2%
1-Month Volatility24.98%-0.8%-53.5%-8.4%+27.7%+33.8%+31.7%+76.5%
3-Month Volatility39.68%+0.3%-1.2%+39.5%+85.2%+66.0%+150.8%+180.4%
1-Year Volatility29.54%+0.2%+1.3%+17.9%+8.4%+5.7%+36.1%+25.3%

RSI Highs

TMUS 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M59.67-18.4%
3M63.23-22.9%
6M63.23-22.9%
1Y73.85-34.0%
3Y88.09-44.7%
5Y88.09-44.7%
All88.09-44.7%

RSI Lows

TMUS 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M43.83+11.2%
3M30.32+60.7%
6M26.86+81.4%
1Y21.24+129.4%
3Y21.24+129.4%
5Y20.26+140.5%
All8.82+452.4%

RSI History

DateValueChange
48.72-2.1%
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 48.72
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 Annual Report (10-K) www.sec.gov/Archives/edgar/data/1283699/000128369926000010/0001283699-26-000010-index.htm
  3. TMUS Profile on Yahoo Finance finance.yahoo.com/quote/TMUS
  4. TMUS Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/tmus