United Microelectronics Corporation company logo
United Microelectronics Corporation logo

UMC stock Relative Strength Index

14-Day RSI

66.9415.15-18.46%

Summary

Current Value
As of today, UMC 14-day RSI is 66.94, down -18.46% on
Current Value Category
Based on its current 14-day relative strength index, UMC falls into the overbought category
1-Year High
UMC 14-day RSI reached a 1-year high of 84.52 on
1-Year Low
UMC 14-day RSI reached a 1-year low of 24.03 on

RSI Chart

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Series
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Performance

UMC Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI66.94-18.5%+17.8%+34.1%+31.4%+105.9%+6.6%+31.6%
Price$11.38-8.8%+42.8%+54.0%+44.8%+98.3%+45.1%+25.8%
200-Day SMA$7.60+0.3%+3.8%+8.0%+3.6%-1.9%+7.0%+57.6%
50-Day SMA$8.40+1.0%+10.2%+17.3%+10.0%+29.5%+16.1%+1.6%
Beta0.77+1.3%-9.4%-6.1%-9.4%-38.9%-43.8%+20.3%
ATR$0.54+11.4%+259.3%+174.6%+279.7%+178.3%+163.8%+0.2%
10-Day Volatility114.09%+15.7%+670.4%+424.8%+617.1%+196.7%+238.8%+14.0%
1-Month Volatility91.56%+10.3%+395.7%+154.4%+389.1%+167.8%+133.5%+12.3%
3-Month Volatility57.94%+6.1%+87.3%+120.4%+88.8%+86.9%+24.3%-26.5%
1-Year Volatility40.36%+2.9%+25.6%+24.7%+25.7%+23.8%-10.9%-35.2%

RSI Highs

UMC 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M84.52-20.8%
3M84.52-20.8%
6M84.52-20.8%
1Y84.52-20.8%
3Y84.52-20.8%
5Y84.52-20.8%
All88.18-24.1%

RSI Lows

UMC 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M46.50+44.0%
3M38.91+72.0%
6M24.03+178.6%
1Y24.03+178.6%
3Y19.30+246.8%
5Y19.30+246.8%
All11.68+473.1%

RSI History

DateValueChange
66.94+31.4%
50.93+24.2%
41.02-37.0%
65.15+62.2%
40.17-26.0%
54.32-7.5%
58.71+2.8%
57.12+21.2%
47.11+23.4%
38.17+0.6%
37.94-23.9%
49.88-14.1%
58.08-2.4%
59.52+11.7%
DateValueChange
53.27-1.5%
54.09-4.5%
56.66-14.8%
66.49+30.6%
50.93+7.4%
47.44-23.0%
61.64+33.0%
46.34-15.6%
54.93+13.4%
48.44+43.7%
33.71-46.6%
63.07+48.4%
42.49-

FAQ

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

    As of today, UMC 14-day RSI is 66.94

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

    Based on its current 14-day relative strength index, UMC falls into the overbought category

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

    UMC 14-day RSI reached a 1-year high of 84.52 on January 21, 2026

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

    UMC 14-day RSI reached a 1-year low of 24.03 on August 7, 2025

Data Sources & References

  1. UMC Official Website www.umc.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/1033767/000119312525254523/0001193125-25-254523-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1033767/000119312525092142/0001193125-25-092142-index.htm
  4. UMC Profile on Yahoo Finance finance.yahoo.com/quote/UMC
  5. UMC Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/umc