Stock price history for AltaGas (ALA.TO)

Highest end of day price: 318.17433671939 CAD (HK$225.78 USD) on 2026-07-24

Lowest end of day price: 34.883789142662 CAD (HK$26.87 USD) on 2009-03-09

Stock price history of AltaGas from 2004 to 2026

Annual Stock Price Performance

Year	Performance
2026	25.15%
2025	33.76%
2024	14.46%
2023	27.02%
2022	-14.95%
2021	52.50%
2020	2.20%
2019	55.32%
2018	-51.45%
2017	-2.98%
2016	19.65%
2015	-38.32%
2014	1.25%
2013	17.43%
2012	11.37%
2011	52.55%
2010	24.44%
2009	24.96%
2008	-46.65%
2007	20.08%
2006	-7.37%
2005	27.77%
2004	39.83%

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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