Stock price history for AltaGas (ALA.TO)

Highest end of day price: 67.176151406234 CAD (NZ$48.87 USD) on 2026-05-19

Lowest end of day price: 8.9743382218133 CAD (NZ$6.30 USD) on 2020-03-18

Stock price history of AltaGas from 2004 to 2026

Annual Stock Price Performance

Year	Performance
2026	26.73%
2025	29.09%
2024	28.93%
2023	26.75%
2022	-8.96%
2021	59.80%
2020	-4.07%
2019	55.73%
2018	-48.81%
2017	-5.91%
2016	17.19%
2015	-29.73%
2014	6.05%
2013	18.15%
2012	5.94%
2011	52.83%
2010	18.02%
2009	0.74%
2008	-27.93%
2007	10.54%
2006	-10.69%
2005	32.04%
2004	18.08%

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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