TransAlta (TAC) - Market capitalization

Market cap: C$5.65 Billion

As of January 2025 TransAlta has a market cap of C$5.65 Billion. This makes TransAlta the world's 3076th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of TransAlta from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	C$5.65 B	-7.23%
2024	C$6.09 B	78.53%
2023	C$3.41 B	4.19%
2022	C$3.27 B	-13.84%
2021	C$3.80 B	43.54%
2020	C$2.65 B	3.06%
2019	C$2.57 B	61.55%
2018	C$1.59 B	-25.79%
2017	C$2.14 B	0.64%
2016	C$2.13 B	52.92%
2015	C$1.39 B	-51.8%
2014	C$2.89 B	-19.98%
2013	C$3.61 B	-6.07%
2012	C$3.84 B	-17.82%
2011	C$4.68 B	0.55%
2010	C$4.65 B	-9.61%
2009	C$5.15 B	7.17%
2008	C$4.80 B	-28.51%
2007	C$6.72 B	25.32%
2006	C$5.36 B	6.29%
2005	C$5.04 B	43.33%
2004	C$3.52 B	0.14%
2003	C$3.51 B	20.37%
2002	C$2.92 B	-20.73%
2001	C$3.68 B	3%
2000	C$3.57 B	46.09%
1999	C$2.45 B	-35.78%
1998	C$3.81 B	13.6%
1997	C$3.35 B	29.01%
1996	C$2.60 B

End of Day market cap according to different sources

On Jan 14th, 2025 the market cap of TransAlta was reported to be:

C$5.56 Billion

by Nasdaq

C$5.56 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
AES AES	C$11.99 B	111.98%	🇺🇸 USA
Suncor Energy SU	C$72.26 B	1,177.15%	🇨🇦 Canada
Enbridge ENB	C$138.26 B	2,343.45%	🇨🇦 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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Market capitalization of TransAlta (TAC)

Market cap: C$5.65 Billion