Hydro One Limited (H.TO) is in Utilities, Utilities - Regulated Electric, based in Canada, listed on Toronto. Market cap 32.55B CAD. 52-week range 50.14 to 60.57 CAD. Trailing P/E 23.0. Data as of 2026-10-26.
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 services for its transmission and distribution businesses; and information and communications ...