Hydro One Market Cap

Hydro One has a market cap or net worth of CAD 35.19 billion as of March 12, 2026. Its market cap has increased by 29.59% in one year.

Market Cap

35.19B

Enterprise Value

53.90B

Revenue

9.04B

Ranking

n/a

PE Ratio

26.31

Stock Price

59.29

Market Cap Chart

Since November 5, 2015, Hydro One's market cap has increased from 12.86B to 35.19B, an increase of 173.55%. That is a compound annual growth rate of 10.20%.

Market Cap History

Date	Market Cap	% Change
Mar 12, 2026	35.56B	8.51%
Dec 31, 2025	32.77B	23.50%
Dec 31, 2024	26.54B	11.58%
Dec 29, 2023	23.78B	9.52%
Dec 30, 2022	21.72B	10.30%
Dec 31, 2021	19.69B	15.00%
Dec 31, 2020	Upgrade Pro	Upgrade Pro
Dec 31, 2019	Upgrade Pro	Upgrade Pro
Dec 31, 2018	Upgrade Pro	Upgrade Pro
Dec 29, 2017	Upgrade Pro	Upgrade Pro
Dec 30, 2016	Upgrade Pro	Upgrade Pro

Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

Full Definition

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Market Cap Rankings