Hydro One - 11 Year Stock Price History | HRNNF

Historical daily share price chart and data for Hydro One since 2015 adjusted for splits and dividends. The latest closing stock price for Hydro One as of September 14, 2026 is 36.47.
  • The all-time high Hydro One stock closing price was 43.68 on March 16, 2026.
  • The Hydro One 52-week high stock price is 44.02, which is 20.7% above the current share price.
  • The Hydro One 52-week low stock price is 35.12, which is 3.7% below the current share price.
  • The average Hydro One stock price for the last 52 weeks is 39.95.
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Hydro One Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 40.6386 39.0879 43.6800 36.4700 36.4700 -6.29%
2025 34.4533 29.2649 39.4400 28.3713 38.9195 33.15%
2024 28.8089 27.6690 33.3394 21.7629 29.2309 6.60%
2023 25.1165 24.2358 27.4204 22.2243 27.4204 25.16%
2022 23.2714 22.3890 25.3636 20.1310 21.9078 -1.63%
2021 20.4752 19.0636 22.3447 17.8189 22.2717 17.26%
2020 16.8495 15.7009 19.2110 12.4354 18.9932 22.88%
2019 13.9794 11.7428 15.9662 11.7428 15.4570 34.12%
2018 11.8723 13.3281 13.4491 11.0385 11.5244 -14.26%
2017 13.2076 12.8622 14.0926 12.0590 13.4407 6.54%
2016 13.0468 10.9149 14.6318 10.5658 12.6159 12.39%
Sector Industry Market Cap Revenue
Utilities Utility - Electric Power Distribution $21.967B $6.470B
Hydro One Limited, through its wholly-owned subsidiaries, is an electricity transmission and distribution provider. Hydro One Limited is based in TORONTO.
Stock Name Country Market Cap PE Ratio
NextEra Energy (NEE) United States $170.278B 20.88
Iberdrola S.A (IBDRY) Spain $152.515B 22.24
Enel SpA (ENLAY) Italy $102.582B 15.06
Southern (SO) United States $100.082B 18.91
Duke Energy (DUK) United States $92.800B 17.84
ENGIE - (ENGIY) France $69.307B 0.00
American Electric Power (AEP) United States $66.542B 20.41
Dominion Energy (D) United States $56.694B 18.52
E.ON SE (EONGY) Germany $52.103B 14.87
Entergy (ETR) United States $48.362B 26.37
RWE AG (RWEOY) Germany $48.263B 17.87
Vistra (VST) United States $47.234B 16.36
Xcel Energy (XEL) United States $46.323B 18.36
Exelon (EXC) United States $44.098B 15.31
Consolidated Edison Inc (ED) United States $39.120B 18.27
Pacific Gas & Electric (PCG) United States $36.450B 8.05
Public Service Enterprise Group (PEG) United States $35.348B 16.65
WEC Energy (WEC) United States $34.270B 18.75
AXIA Energia (AXIAY) Brazil $30.436B 16.29
AXIA Energia (AXIA) Brazil $28.935B 15.48
Ameren (AEE) United States $28.783B 19.40
Fortis (FTS) Canada $27.773B 21.46
DTE Energy (DTE) United States $27.287B 18.29
FirstEnergy (FE) United States $26.519B 17.76
Eversource Energy (ES) United States $25.738B 13.92
CenterPoint Energy (CNP) United States $25.460B 20.24
PPL (PPL) United States $25.428B 18.26
CLP Holdings (CLPHY) Hong Kong, SAR China $25.265B 0.00
NRG Energy (NRG) United States $22.886B 16.07
Edison (EIX) United States $21.600B 7.83
CMS Energy (CMS) United States $20.953B 19.77
Terna Rete Elettrica Nazionale SpA (TEZNY) Italy $20.810B 0.00
NiSource (NI) United States $19.696B 21.39
Evergy (EVRG) United States $18.644B 20.11
Alliant Energy (LNT) United States $17.351B 20.98
Power Assets Holdings (HGKGY) Hong Kong, SAR China $16.985B 0.00
Korea Electric Power (KEP) South Korea $14.842B 2.42
United Utilities Group (UUGRY) United Kingdom $13.271B 0.00
China Resources Power Holdings (CRPJY) Hong Kong, SAR China $12.318B 0.00
Pinnacle West Capital (PNW) United States $11.562B 18.28
AES (AES) United States $10.559B 5.54
OGE Energy (OGE) United States $9.550B 20.37
Companhia Paranaense De Energia - Copel (ELPC) $9.199B 22.89
Brookfield Renewable Partners (BEP) Bermuda $8.832B 0.00
IDACORP (IDA) United States $7.747B 22.17
ENGIE BRASL EGA (EGIEY) Brazil $6.877B 12.97
Comp En De Mn Cemig ADS (CIG) Brazil $6.153B 0.00
Enel Chile S.A (ENIC) Chile $5.962B 10.26
Portland General Electric (POR) United States $5.655B 17.87
Companhia Paranaense De Energia (COPEL) (ELP) Brazil $5.520B 84.27
Black Hills (BKH) United States $5.385B 16.85
Pampa Energia S.A (PAM) Argentina $4.657B 8.23
NorthWestern (NWE) United States $4.223B 18.21
Algonquin Power & Utilities (AQN) Canada $4.119B 16.72
Allete (ALE) United States $3.945B 23.02
TransAlta (TAC) Canada $3.726B 98.25
Otter Tail (OTTR) United States $3.678B 13.52
Kenon Holdings (KEN) Singapore $3.351B 0.00
Versigent (VGNT) Switzerland $3.264B 0.00
Avista (AVA) United States $3.070B 13.94
MGE Energy (MGEE) United States $2.876B 18.70
Centuri Holdings (CTRI) United States $1.976B 39.14
Hawaiian Electric Industries (HE) United States $1.789B 14.00
Empresa Distribuidora Y Comercializadora Norte S.A (Edenor) (EDN) Argentina $1.103B 5.82
Unitil (UTL) United States $0.960B 15.81
Ballard Power Systems (BLDP) Canada $0.758B 0.00
Genie Energy (GNE) United States $0.418B 0.00
Polar Power (POLA) United States $0.006B 0.00
Eletrobras (EBR.B) Brazil $0.000B 0.00
Great Plains Energy Inc (GXP) United States $0.000B 0.00