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TransAlta Corporation (TAC) stock Historical Volatility

10-Day:

39.11%
December 19, 2025

1-Month:

37.82%
December 19, 2025

3-Month:

46.85%
December 19, 2025

1-Year:

46.46%
December 19, 2025

Summary

  • As of today, TAC stock 10-day historical volatility is 39.11%, with the most recent change of +0.24% (+0.62%) on December 19, 2025.

Performance

TAC Volatility Chart

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TAC Volatility Trends

PeriodPeriod10-Day Volatility10-Day Volatility1-Month Volatility1-Month Volatility3-Month Volatility3-Month Volatility1-Year Volatility1-Year Volatility
1D1 Day+0.6%-2.0%-0.1%+0.2%
1M1 Month-43.8%---
3M3 Months+90.7%---
6M6 Months-22.9%---
YTDYTD+56.9%---
1Y1 Year-10.4%---
5Y5 Years+100.8%---

TAC Volatility Highs & Lows

PeriodPeriodHighHighCurrent vs Highvs HighLowLowCurrent vs Lowvs Low
1M1-Month69.59%-43.8%31.71%+23.3%
3M3-Month72.23%-45.9%17.21%+127.3%
6M6-Month72.23%-45.9%17.21%+127.3%
1Y1-Year119.85%-67.4%14.30%+173.5%
3Y3-Year119.85%-67.4%11.52%+239.5%
5Y5-Year119.85%-67.4%8.08%+384.0%
All-TimeAll-Time192.03%-79.6%2.13%+1736.2%

TAC Volatility History

DateValue
2025
39.11%(+56.9%)
2024
24.92%(+11.1%)
2023
22.43%(-54.2%)
2022
48.93%(+134.8%)
2021
20.84%(-42.1%)
2020
35.97%(+44.9%)
2019
24.83%(-51.8%)
2018
51.49%(+86.9%)
2017
27.55%(+17.7%)
2016
23.41%(-51.3%)
2015
48.05%(+113.2%)
2014
22.54%(+39.1%)
DateValue
2013
16.20%(+115.4%)
2012
7.52%(-61.6%)
2011
19.59%(+69.2%)
2010
11.58%(-17.4%)
2009
14.02%(-53.1%)
2008
29.89%(+90.3%)
2007
15.71%(+39.1%)
2006
11.29%(-18.2%)
2005
13.81%(+43.7%)
2004
9.61%(-9.9%)
2003
10.67%(-37.5%)
2002
17.07%(+26.4%)
2001
13.50%

FAQ

  • What is TransAlta Corporation 10-day historical volatility?
  • What is the all-time high 10-day volatility for TransAlta Corporation?
  • What is TAC 10-day historical volatility year-to-date change?
  • What is TransAlta Corporation 10-day volatility year-on-year change?

What is TransAlta Corporation 10-day historical volatility?

The current 10-day volatility of TAC is 39.11%

What is the all-time high 10-day volatility for TransAlta Corporation?

TransAlta Corporation all-time high 10-day historical volatility is 192.03%

What is TAC 10-day historical volatility year-to-date change?

TransAlta Corporation 10-day historical volatility has changed by +14.19% (+56.94%) since the beginning of the year

What is TransAlta Corporation 10-day volatility year-on-year change?

Over the past year, TAC 10-day historical volatility has changed by -4.53% (-10.38%)
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