Market Cap

Hydro One Limited Market Capitalization:

C$23.69 Billion

CAD as of Jan. 1, 2024

US$17.88 Billion

business Hydro One Limited Company Profile

Hydro One Limited Main Stock Listing

TSX: H

Market Capitalization History of Hydro One Limited

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Top Competitors by Market Capitalization

Industry: Utilities—Regulated Electric
Company Market Cap (USD)
NextEra Energy $127.19 B
The Southern Company $78.21 B
Duke Energy Corporation $76.13 B
PG&E Corporation $45.71 B
American Electric Power Company, Inc. $43.85 B
Sector: Utilities
Company Market Cap (USD)
NextEra Energy $127.19 B
China Yangtze Power Co. Ltd $82.16 B
Iberdrola, SA $81.95 B
The Southern Company $78.21 B
Duke Energy Corporation $76.13 B

Yearly evolution of Hydro One Limited market cap

Date Market Cap YoY Change
Jan. 1, 2024 C$23.69 B 8.42%
Jan. 1, 2023 C$21.85 B 11.83%
Jan. 1, 2022 C$19.54 B 10.83%
Jan. 1, 2021 C$17.63 B

Market capitalization is calculated from the opening stock price at the beginning of each year.

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Hydro One Limited Categories

Canada languages Utilities languages Utilities—Regulated Electric
Canada Utilities Canada Utilities—Regulated Electric

Stocks & Indices

Hydro One Limited has the following listings and related stock indices.


Stock: TSX: H

Stock: FSX: 8H1

Stock: OTC: HRNNF

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.