Hydro One Ltd (TO:H) — Market Cap & Net Worth

$24.47 Billion USD  · CA$33.82 Billion CAD  · Rank #1096

Market Cap & Net Worth: Hydro One Ltd (H)

Hydro One Ltd (TO:H) has a market capitalization of $24.47 Billion (CA$33.82 Billion) as of June 18, 2026. Listed on the TO stock exchange, this Canada-based company holds position #1096 globally and #43 in its home market, demonstrating a 0.27% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Hydro One Ltd's stock price CA$56.36 by its total outstanding shares 600096020 (600.10 Million). Review debt load of Hydro One Ltd to assess the company's total debt and financial obligations.

Hydro One Ltd Market Cap History: 2015 to 2026

Hydro One Ltd's market capitalization history from 2015 to 2026. Data shows growth from $6.97 Billion to $24.47 Billion (12.87% CAGR).

Index Memberships

Hydro One Ltd is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
S&P TSX Composite Index (Canada)
GSPTSE
$3.80 Trillion 0.64% #43 of 225

Weight: Hydro One Ltd's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Hydro One Ltd Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Hydro One Ltd's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

2.62x

Hydro One Ltd's market cap is 2.62 times its annual revenue

Industry average: 0.83x Higher than industry average

Latest Price to Earnings (P/E) Ratio

17.71x

Hydro One Ltd's market cap is 17.71 times its annual earnings

Industry average: 3.45x Higher than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $7.67 Billion $6.55 Billion $740.00 Million 1.17x 10.37x
2017 $7.57 Billion $5.99 Billion $676.00 Million 1.26x 11.20x
2018 $7.16 Billion $6.15 Billion $796.00 Million 1.16x 9.00x
2019 $9.24 Billion $6.48 Billion $796.00 Million 1.43x 11.61x
2020 $10.95 Billion $7.29 Billion $1.79 Billion 1.50x 6.12x
2021 $13.02 Billion $7.22 Billion $965.00 Million 1.80x 13.49x
2022 $14.93 Billion $7.78 Billion $1.05 Billion 1.92x 14.22x
2023 $16.86 Billion $7.84 Billion $1.08 Billion 2.15x 15.54x
2024 $19.22 Billion $8.48 Billion $1.16 Billion 2.27x 16.62x
2025 $23.72 Billion $9.04 Billion $1.34 Billion 2.62x 17.71x

Competitor Companies of H by Market Capitalization

Companies near Hydro One Ltd in the global market cap rankings as of June 18, 2026.

Key companies related to Hydro One Ltd by market ranking:

  • Nextera Energy Inc (NYSE:NEE): Ranked #125 globally with a market cap of $178.54 Billion USD.
  • Southern Company (NYSE:SO): Ranked #256 globally with a market cap of $97.89 Billion USD.
  • Duke Energy Corporation (NYSE:DUK): Ranked #261 globally with a market cap of $96.46 Billion USD.
  • National Grid PLC ADR (NYSE:NGG): Ranked #300 globally with a market cap of $86.46 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#125 Nextera Energy Inc NYSE:NEE $178.54 Billion $85.73
#256 Southern Company NYSE:SO $97.89 Billion $92.53
#261 Duke Energy Corporation NYSE:DUK $96.46 Billion $123.73
#300 National Grid PLC ADR NYSE:NGG $86.46 Billion $86.96

Hydro One Ltd Historical Marketcap From 2015 to 2026

Between 2015 and today, Hydro One Ltd's market cap moved from $6.97 Billion to $ 24.47 Billion, with a yearly change of 12.87%.

Year Market Cap Change (%)
2026 CA$24.47 Billion +3.15%
2025 CA$23.72 Billion +23.42%
2024 CA$19.22 Billion +13.96%
2023 CA$16.86 Billion +12.95%
2022 CA$14.93 Billion +14.72%
2021 CA$13.02 Billion +18.89%
2020 CA$10.95 Billion +18.48%
2019 CA$9.24 Billion +29.04%
2018 CA$7.16 Billion -5.41%
2017 CA$7.57 Billion -1.36%
2016 CA$7.67 Billion +10.12%
2015 CA$6.97 Billion --

End of Day Market Cap According to Different Sources

On Jun 18th, 2026 the market cap of Hydro One Ltd was reported to be:

Source Market Cap
Yahoo Finance $24.47 Billion USD
MoneyControl $24.47 Billion USD
MarketWatch $24.47 Billion USD
marketcap.company $24.47 Billion USD
Reuters $24.47 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Hydro One Ltd

TO:H Canada Utilities - Regulated Electric
Market Cap
$24.47 Billion
CA$33.82 Billion CAD
Market Cap Rank
#1096 Global
#43 in Canada
Share Price
CA$56.36
Change (1 day)
-1.38%
52-Week Range
CA$47.89 - CA$60.17
All Time High
CA$60.17
About

Hydro One Limited operates as an electricity transmission and distribution company in Ontario. It operates through three segments: Transmission, Distribution, and Other. The company owns and operates approximately 30,000 circuit kilometers of high-voltage transmission lines and approximately 126,000 circuit kilometers primary low-voltage distribution lines. It provides telecommunications support … Read more