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 February 20, 2024 is 6.86.
  • The all-time high TransAlta stock closing price was 19.33 on July 21, 2008.
  • The TransAlta 52-week high stock price is 10.40, which is 51.6% above the current share price.
  • The TransAlta 52-week low stock price is 6.76, which is 1.5% below the current share price.
  • The average TransAlta stock price for the last 52 weeks is 8.74.
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 7.4165 8.2700 8.2700 6.8300 6.8600 -17.45%
2023 8.9054 8.7381 10.2851 7.2837 8.3100 -5.64%
2022 9.8666 11.3365 11.4294 7.6150 8.8069 -18.05%
2021 9.4641 7.2876 11.1581 7.2876 10.7469 48.83%
2020 5.9955 6.5513 7.9325 3.5614 7.2210 8.07%
2019 5.8451 3.8292 6.8956 3.8292 6.6819 77.04%
2018 4.8714 5.3291 5.3917 3.7559 3.7742 -29.18%
2017 5.1918 4.8220 5.8057 4.4966 5.3291 10.52%
2016 3.9838 2.9917 4.9973 2.2224 4.8220 59.36%
2015 5.6216 7.1295 8.1368 2.5643 3.0259 -57.28%
2014 8.5637 9.3372 10.0680 6.5666 7.0826 -24.33%
2013 9.7632 10.3605 11.3551 8.5873 9.3594 -8.00%
2012 10.9047 13.1779 13.3282 9.3121 10.1735 -20.81%
2011 12.9921 12.6522 14.1665 11.9563 12.8477 2.55%
2010 12.0042 12.6285 12.9475 10.6319 12.5281 0.54%
2009 10.1286 10.9458 12.6229 7.5145 12.4607 17.65%
2008 15.5091 17.3328 19.3267 8.5891 10.5912 -38.42%
2007 13.6128 11.4337 18.7354 10.0715 17.1992 52.34%
2006 10.2270 10.9037 11.4139 9.0405 11.2899 8.66%
2005 8.1435 6.8594 10.7610 6.6265 10.3897 51.47%
2004 5.7779 6.0622 6.8821 5.1318 6.8594 14.90%
2003 5.2616 4.4397 6.0580 4.2171 5.9698 37.79%
2002 4.9285 5.0201 5.7617 4.2104 4.3324 -15.52%
Sector Industry Market Cap Revenue
Utilities Utility - Electric Power Distribution $2.118B $2.289B
TransAlta is Canada's largest non-regulated electric generation and marketing company.
Stock Name Country Market Cap PE Ratio
NextEra Energy (NEE) United States $116.188B 17.80
Iberdrola S.A (IBDRY) Spain $75.442B 15.11
Southern (SO) United States $73.142B 18.42
Duke Energy (DUK) United States $70.859B 16.54
National Grid Transco (NGG) United Kingdom $49.628B 0.00
Pacific Gas & Electric (PCG) United States $43.425B 16.30
American Electric Power (AEP) United States $42.533B 15.98
Dominion Energy (D) United States $37.949B 13.54
Exelon (EXC) United States $34.572B 15.72
Xcel Energy (XEL) United States $32.662B 17.72
Consolidated Edison Inc (ED) United States $30.260B 17.31
Public Service Enterprise Group (PEG) United States $29.954B 16.79
Edison (EIX) United States $25.523B 14.40
WEC Energy (WEC) United States $24.604B 16.85
RWE AG (RWEOY) Germany $22.768B 5.18
DTE Energy (DTE) United States $22.223B 18.78
FirstEnergy (FE) United States $21.340B 14.45
Entergy (ETR) United States $21.149B 14.79
Centrais El¿tricas Brasileiras SA (EBR) Brazil $20.803B 0.00
Eversource Energy (ES) United States $20.114B 13.28
PPL (PPL) United States $19.502B 16.52
Fortis (FTS) Canada $19.452B 17.31
Ameren (AEE) United States $18.372B 15.88
CenterPoint Energy (CNP) United States $17.542B 18.53
CMS Energy (CMS) United States $16.792B 18.34
Vistra (VST) United States $16.501B 38.46
Tenaga Nasional Berhad (TNABY) $13.824B 20.77
Power Assets Holdings (HGKGY) Hong Kong, SAR China $12.707B 0.00
Alliant Energy (LNT) United States $12.357B 17.11
Avangrid (AGR) United States $12.148B 20.80
NRG Energy (NRG) United States $11.672B 9.90
AES (AES) United States $10.995B 10.80
NiSource (NI) United States $10.757B 16.57
China Resources Power Holdings (CRPJY) Hong Kong, SAR China $9.550B 0.00
United Utilities Group (UUGRY) United Kingdom $9.168B 0.00
Pinnacle West Capital (PNW) United States $7.836B 16.45
Brookfield Renewable Partners (BEP) Bermuda $6.757B 0.00
OGE Energy (OGE) United States $6.593B 15.83
IDACORP (IDA) United States $4.505B 17.31
Enersis Chile S.A (ENIC) Chile $4.191B 2.73
Portland General Electric (POR) United States $4.142B 17.21
Algonquin Power & Utilities (AQN) Canada $4.079B 10.21
Otter Tail (OTTR) United States $3.711B 12.71
Black Hills (BKH) United States $3.564B 13.33
Allete (ALE) United States $3.315B 13.41
PNM Resources (PNM) United States $3.227B 13.33
NorthWestern (NWE) United States $2.997B 14.96
Avista (AVA) United States $2.626B 15.43
MGE Energy (MGEE) United States $2.351B 19.82
Pampa Energia S.A (PAM) Argentina $2.294B 4.04
Hawaiian Electric Industries (HE) United States $1.464B 6.51
Kenon Holdings (KEN) Singapore $1.379B 0.00
Innergex Renewable Energy (INGXF) Canada $1.075B 0.00
Empresa Distribuidora Y Comercializadora Norte S.A (Edenor) (EDN) Argentina $0.871B 4.66
Unitil (UTL) United States $0.809B 17.75
Genie Energy (GNE) United States $0.487B 9.61
Polar Power (POLA) United States $0.005B 0.00
Comp En De Mn Cemig ADS (CIG) Brazil $0.000B 5.20
Companhia Paranaense De Energia (COPEL) (ELP) Brazil $0.000B 0.00
Great Plains Energy Inc (GXP) United States $0.000B 0.00
Korea Electric Power (KEP) South Korea $0.000B 0.00
Companhia Paranaense De Energia - Copel (ELPC) $0.000B 0.00
Eletrobras (EBR.B) Brazil $0.000B 0.00