TransAlta - 23 Year Stock Price History | TAC

Historical daily share price chart and data for TransAlta since 2001 adjusted for splits and dividends. The latest closing stock price for TransAlta as of December 20, 2024 is 13.85.
  • The all-time high TransAlta stock closing price was 19.01 on July 21, 2008.
  • The TransAlta 52-week high stock price is 14.64, which is 5.7% above the current share price.
  • The TransAlta 52-week low stock price is 5.94, which is 57.1% below the current share price.
  • The average TransAlta stock price for the last 52 weeks is 8.30.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
TransAlta Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2024 8.2288 8.1325 14.3300 5.9976 13.8500 69.49%
2023 8.7572 8.5925 10.1138 7.1626 8.1718 -5.64%
2022 9.7024 11.1478 11.2394 7.4880 8.6601 -18.05%
2021 9.3066 7.1667 10.9724 7.1667 10.5681 48.82%
2020 5.8959 6.4425 7.8007 3.5022 7.1012 8.07%
2019 5.7481 3.7656 6.7812 3.7656 6.5709 77.04%
2018 4.7907 5.2412 5.3025 3.6936 3.7116 -29.18%
2017 5.1065 4.7433 5.7104 4.4229 5.2412 10.50%
2016 3.9188 2.9428 4.9158 2.1861 4.7433 59.36%
2015 5.5301 7.0136 8.0043 2.5224 2.9765 -57.28%
2014 8.4245 9.1848 9.9036 6.4599 6.9675 -24.32%
2013 9.6038 10.1913 11.1698 8.4471 9.2066 -8.00%
2012 10.7267 12.9628 13.1106 9.1601 10.0075 -20.81%
2011 12.7801 12.4456 13.9353 11.7611 12.6380 2.55%
2010 11.8082 12.4224 12.7361 10.4583 12.3236 0.54%
2009 9.9633 10.7671 12.4169 7.3918 12.2573 17.65%
2008 15.2559 17.0499 19.0112 8.4489 10.4183 -38.42%
2007 13.3907 11.2471 18.4296 9.9071 16.9185 52.34%
2006 10.0600 10.7258 11.2275 8.8929 11.1056 8.66%
2005 8.0105 6.7474 10.5853 6.5184 10.2201 51.47%
2004 5.6836 5.9633 6.7697 5.0480 6.7474 14.90%
2003 5.1757 4.3672 5.9591 4.1483 5.8724 37.79%
2002 4.8481 4.9381 5.6676 4.1417 4.2617 -15.52%
Sector Industry Market Cap Revenue
Utilities Utility - Electric Power Distribution $4.146B $2.485B
TransAlta is Canada's largest non-regulated electric generation and marketing company.
Stock Name Country Market Cap PE Ratio
NextEra Energy (NEE) United States $143.475B 20.40
Southern (SO) United States $89.605B 19.52
Iberdrola S.A (IBDRY) Spain $85.488B 12.30
Duke Energy (DUK) United States $82.717B 18.62
National Grid Transco (NGG) United Kingdom $56.365B 0.00
Pacific Gas & Electric (PCG) United States $50.789B 12.78
American Electric Power (AEP) United States $48.551B 16.29
Vistra (VST) United States $46.679B 23.25
Dominion Energy (D) United States $44.512B 22.36
Public Service Enterprise Group (PEG) United States $41.447B 24.61
Xcel Energy (XEL) United States $38.273B 19.04
Exelon (EXC) United States $37.370B 15.06
Entergy (ETR) United States $31.943B 22.89
Consolidated Edison Inc (ED) United States $30.855B 16.43
Edison (EIX) United States $30.171B 15.16
WEC Energy (WEC) United States $29.503B 20.45
DTE Energy (DTE) United States $24.461B 16.20
Ameren (AEE) United States $23.642B 20.04
PPL (PPL) United States $23.630B 18.40
FirstEnergy (FE) United States $22.569B 15.18
CenterPoint Energy (CNP) United States $20.699B 20.62
CLP Holdings (CLPHY) Hong Kong, SAR China $20.490B 0.00
Eversource Energy (ES) United States $20.482B 12.37
Fortis (FTS) Canada $20.473B 17.67
CMS Energy (CMS) United States $19.648B 18.68
NRG Energy (NRG) United States $18.079B 16.93
Tenaga Nasional Berhad (TNABY) $17.666B 26.54
NiSource (NI) United States $16.743B 20.04
Terna Rete Elettrica Nazionale SpA (TEZNY) Italy $15.738B 0.00
Alliant Energy (LNT) United States $14.949B 20.66
Evergy (EVRG) United States $13.920B 16.23
Power Assets Holdings (HGKGY) Hong Kong, SAR China $13.905B 0.00
Avangrid (AGR) United States $13.824B 12.36
China Resources Power Holdings (CRPJY) Hong Kong, SAR China $13.194B 0.00
Centrais El¿tricas Brasileiras SA (EBR) Brazil $13.071B 0.00
Pinnacle West Capital (PNW) United States $9.619B 16.02
AES (AES) United States $8.845B 5.36
OGE Energy (OGE) United States $8.231B 21.22
Brookfield Renewable Partners (BEP) Bermuda $6.441B 0.00
IDACORP (IDA) United States $5.806B 20.22
Companhia Paranaense De Energia - Copel (ELPC) $5.692B 0.00
Comp En De Mn Cemig ADS (CIG) Brazil $5.266B 5.18
Pampa Energia S.A (PAM) Argentina $4.634B 13.07
Portland General Electric (POR) United States $4.631B 12.62
Black Hills (BKH) United States $4.155B 15.60
Enel Chile S.A (ENIC) Chile $3.915B 4.64
Allete (ALE) United States $3.735B 18.30
MGE Energy (MGEE) United States $3.401B 28.73
Algonquin Power & Utilities (AQN) Canada $3.307B 9.17
Companhia Paranaense De Energia (COPEL) (ELP) Brazil $3.284B 0.00
NorthWestern (NWE) United States $3.219B 14.38
Otter Tail (OTTR) United States $3.135B 10.35
Avista (AVA) United States $2.840B 14.29
Empresa Distribuidora Y Comercializadora Norte S.A (Edenor) (EDN) Argentina $1.925B 8.26
Centuri Holdings (CTRI) United States $1.757B 0.00
Hawaiian Electric Industries (HE) United States $1.673B 5.30
Kenon Holdings (KEN) Singapore $1.581B 26.92
Innergex Renewable Energy (INGXF) Canada $1.149B 0.00
Unitil (UTL) United States $0.878B 18.39
Genie Energy (GNE) United States $0.395B 9.82
Polar Power (POLA) United States $0.007B 0.00
Great Plains Energy Inc (GXP) United States $0.000B 0.00
Korea Electric Power (KEP) South Korea $0.000B 3.34
Eletrobras (EBR.B) Brazil $0.000B 0.00