TransAlta (TAC) - Stock price history

Stock price history of TransAlta from 2001 to 2026

Annual Stock Price Performance

Year	Performance
2026	-3.64%
2025	-9.08%
2024	74.80%
2023	-4.90%
2022	-22.30%
2021	47.45%
2020	10.21%
2019	74.50%
2018	-29.53%
2017	10.53%
2016	61.23%
2015	-57.54%
2014	-25.31%
2013	-11.64%
2012	-22.85%
2011	1.63%
2010	-0.75%
2009	13.82%
2008	-38.64%
2007	50.38%
2006	3.51%
2005	52.04%
2004	12.37%
2003	37.47%
2002	-13.06%
2001	-11.62%

Stock price for similar companies or competitors

Company	Stock price	Change 1d%	Country
AES AES	£10.43	-0.22%	🇺🇸 USA
Suncor Energy SU	£36.01	3.73%	🇨🇦 Canada
Enbridge ENB	£34.45	0.90%	🇨🇦 Canada

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Stock price history for TransAlta (TAC)