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TransAlta Corporation logo

TransAlta Corporation (TAC) stock Relative Strength Index

14-Day RSI

35.363.98+12.68%

Summary

Current Value
As of today, TAC 14-day RSI is 35.36, up +12.68% on
Current Value Category
Based on its current 14-day relative strength index, TAC falls into the overbought category
1-Year High
TAC 14-day RSI reached a 1-year high of 89.89 on
1-Year Low
TAC 14-day RSI reached a 1-year low of 25.13 on

RSI Chart

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Series
SUGGESTED SERIES

Performance

TAC Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI35.36+12.7%-27.9%-58.0%+6.2%-28.4%-30.4%-57.5%
Price$12.37+1.4%-15.3%-20.7%-2.1%-6.7%+35.9%+48.0%
200-Day SMA$12.23+0.1%+2.8%+9.0%+0.7%+36.7%+21.7%+95.5%
50-Day SMA$14.18-0.7%-8.2%+9.9%-3.6%+17.6%+55.1%+105.0%
Beta1.190.0%+2.6%+15.5%0.0%+250.0%+147.9%+7.2%
ATR$0.45-0.3%-27.5%+12.7%-0.4%-10.9%+75.3%+99.5%
10-Day Volatility26.62%+5.9%-17.9%-15.7%-17.5%+28.4%-17.2%-7.0%
1-Month Volatility31.77%-3.5%-17.7%+13.9%+3.9%+12.3%-24.3%+10.2%
3-Month Volatility45.83%+1.1%+1.0%+59.0%-2.7%+13.7%+26.0%+75.9%
1-Year Volatility46.43%+0.0%+0.6%+3.0%+0.1%+38.5%+55.2%-14.7%

RSI Highs

TAC 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M49.07-27.9%
3M89.89-60.7%
6M89.89-60.7%
1Y89.89-60.7%
3Y89.89-60.7%
5Y89.89-60.7%
All93.96-62.4%

RSI Lows

TAC 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M28.08+25.9%
3M28.08+25.9%
6M28.08+25.9%
1Y25.13+40.7%
3Y20.55+72.1%
5Y20.55+72.1%
All11.18+216.3%

RSI History

DateValueChange
35.36+6.2%
33.30-53.5%
71.64+28.3%
55.85+19.1%
46.90-22.1%
60.20-15.1%
70.90+6.7%
66.47+216.4%
21.01-60.7%
53.50-10.0%
59.43+28.4%
46.29+1.9%
45.44+9.9%
DateValueChange
41.34-27.2%
56.75+11.5%
50.90-7.6%
55.07-17.8%
66.97+8.2%
61.92+15.5%
53.61-8.7%
58.69+19.6%
49.06-19.7%
61.10+22.8%
49.75+25.3%
39.72-20.3%
49.85-

FAQ

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

    As of today, TAC 14-day RSI is 35.36

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

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

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

    TAC 14-day RSI reached a 1-year high of 89.89 on August 31, 2025

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

    TAC 14-day RSI reached a 1-year low of 25.13 on March 10, 2025

Data Sources & References

  1. TAC Official Website www.transalta.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/1144800/000114480025000039/0001144800-25-000039-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1144800/000114480025000006/0001144800-25-000006-index.htm
  4. TAC Profile on Yahoo Finance finance.yahoo.com/quote/TAC
  5. TAC Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/tac