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TransAlta Corporation

TACNYSEUtilitiesUtilities - Independent Power Producers

$12.22Today:- (-)1Y −27.39%

As of Oct 23, 2026 close

Market cap
$3.69B
P/E (TTM)
-
Forward P/E
-
Dividend yield
1.57%
52-week range
$11.38$17.88
Volume (live)
-
Avg. volume (3M)
1.11M

TransAlta (TAC) Historical Stock Prices

Analyze TransAlta (TAC) historical stock prices with comprehensive OHLC data, adjusted close prices, and daily trading volume. Access interactive price charts and detailed historical price data across multiple timeframes including daily, weekly, monthly, and yearly intervals for complete price history analysis.

TransAlta (TAC) Interactive Price Chart

Interactive historical price chart showing TransAlta stock price movements and trends across multiple time periods.

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TAC Historical Price Data Table

Complete historical stock price data with OHLC prices, adjusted close, and daily trading volume. Filter by time interval and date range for detailed price history analysis.

Filter Historical Data

Active filters: 6 Months · Daily126 records
Showing 1-50 of 126
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TAC historical price data table with daily, weekly, monthly, quarterly, and yearly trading intervals. Track Open, High, Low, Close, Adjusted Close prices, and trading volume to analyze price trends, technical patterns, and market activity for comprehensive price history analysis.
DateOpenHighLowCloseAdj CloseVolume
Oct 23, 202612.3612.5812.1312.2212.222.03M
Oct 22, 202613.3413.4412.4312.5112.511.40M
Oct 21, 202613.0913.5813.0613.3413.34996.63K
Oct 20, 202612.9513.0912.9212.9712.97813.47K
Oct 19, 202613.0113.0712.8213.0013.00947.30K
Oct 16, 202612.7313.0312.6412.8512.851.28M
Oct 15, 202612.5712.7112.3212.6612.662.44M
Oct 14, 202613.0813.2112.5612.6612.661.12M
Oct 13, 202612.9013.2712.8513.2213.22859.25K
Oct 12, 202613.1013.2212.9713.0013.00663.66K
Oct 9, 202612.9313.1612.8013.1313.13743.59K
Oct 8, 202612.7812.9912.7112.8912.89944.25K
Oct 7, 202613.0013.2012.8412.8812.881.16M
Oct 6, 202612.5713.2212.5613.1213.121.20M
Oct 5, 202612.3912.5412.1712.4712.47706.92K
Oct 2, 202612.2712.4412.1812.3512.351.08M
Oct 1, 202612.0812.3612.0812.2212.221.23M
Sep 30, 202611.8712.1411.7312.0812.081.13M
Sep 29, 202611.7911.8711.6011.7911.79847.51K
Sep 28, 202611.4911.9811.4211.8111.812.01M
Sep 25, 202611.7811.8911.4611.5311.53703.33K
Sep 24, 202611.8211.8711.6811.7711.77963.68K
Sep 23, 202611.8612.0411.8111.9511.95964.16K
Sep 22, 202612.2612.3611.8911.9311.93999.56K
Sep 21, 202612.3512.4112.2212.3112.311.36M
Sep 18, 202612.3012.3312.1312.2212.221.05M
Sep 17, 202612.1012.3112.0712.2912.29713.81K
Sep 16, 202611.6312.1211.5911.9511.951.15M
Sep 15, 202611.8211.9611.4711.5011.50599.90K
Sep 14, 202611.9811.9811.7111.7911.791.13M
Sep 11, 202612.2712.2812.0412.0812.08862.70K
Sep 10, 202612.2412.3112.0612.1812.181.10M
Sep 9, 202612.3412.5012.2512.3512.35744.75K
Sep 8, 202612.0512.5211.9812.4112.411.02M
Sep 4, 202611.7912.0711.7511.9611.962.75M
Sep 3, 202611.9111.9711.7211.8111.811.37M
Sep 2, 202611.7411.9011.6511.8411.841.20M
Sep 1, 202612.0912.1211.6911.7711.776.12M
Aug 31, 202612.2112.2812.0112.0912.04967.12K
Aug 28, 202612.5412.5512.1012.1912.14871.44K
Aug 27, 202612.6412.7212.3712.5012.45975.08K
Aug 26, 202612.1812.7512.1812.6412.591.28M
Aug 25, 202612.1612.2912.1012.2512.204.87M
Aug 24, 202612.1612.1611.8712.1012.051.06M
Aug 21, 202612.6712.7512.1912.2112.161.59M
Aug 20, 202612.2912.8412.2912.5912.541.17M
Aug 19, 202612.5712.6112.2912.3812.33924.83K
Aug 18, 202612.6212.6812.4412.4712.42965.67K
Aug 17, 202612.8212.8412.6512.7112.661.28M
Aug 14, 202612.6012.8812.6012.7912.74889.69K
Show:
of 126

Source: Daily price history (open, high, low, close and volume). Data as of Oct 23, 2026. Data sources and methodology

Understanding Historical Stock Price Data & OHLC Metrics

Open Price
The price at which the stock opened for trading at the start of the trading session.
High Price
The highest price at which the stock traded during the trading session.
Low Price
The lowest price at which the stock traded during the trading session.
Close Price
The final price when trading closed for the session.
Adjusted Close Price
The closing price adjusted for corporate actions such as dividends, stock splits, and rights offerings. Used for accurate long-term historical price analysis and return calculations.
Volume
The total number of shares traded during the session, indicating trading activity and liquidity.