Range Low Price High Price Comment
30 days $12.17 $14.77 Tuesday, 23rd Jun 2026 TAC stock ended at $13.69. This is 1.16% less than the trading day before Monday, 22nd Jun 2026. During the day the stock fluctuated 1.55% from a day low at $13.52 to a day high of $13.73.
90 days $11.93 $14.77
52 weeks $10.28 $17.88

Historical TransAlta Corporation prices

Date Open High Low Close Volume
Jun 23, 2026 $13.62 $13.73 $13.52 $13.69 895 776
Jun 22, 2026 $13.81 $14.06 $13.70 $13.85 1 101 004
Jun 18, 2026 $13.74 $13.85 $13.51 $13.74 1 659 271
Jun 17, 2026 $13.47 $13.88 $13.46 $13.56 1 593 344
Jun 16, 2026 $13.55 $13.68 $13.46 $13.51 1 025 150
Jun 15, 2026 $13.40 $13.66 $13.33 $13.57 933 174
Jun 12, 2026 $13.36 $13.65 $13.27 $13.39 1 275 179
Jun 11, 2026 $12.44 $13.48 $12.40 $13.37 2 013 788
Jun 10, 2026 $12.63 $12.78 $12.17 $12.38 1 290 608
Jun 09, 2026 $12.56 $12.83 $12.34 $12.46 1 735 055
Jun 08, 2026 $12.69 $12.82 $12.41 $12.51 1 166 493
Jun 05, 2026 $12.95 $13.13 $12.47 $12.68 2 044 426
Jun 04, 2026 $13.61 $13.62 $12.70 $12.96 4 257 000
Jun 03, 2026 $14.45 $14.77 $14.31 $14.46 1 459 200
Jun 02, 2026 $14.22 $14.61 $14.17 $14.34 1 696 500
Jun 01, 2026 $14.02 $14.36 $13.92 $14.16 3 653 401
May 29, 2026 $14.01 $14.25 $13.82 $14.22 907 432
May 28, 2026 $13.84 $14.10 $13.82 $14.03 663 312
May 27, 2026 $13.90 $14.08 $13.76 $13.82 682 466
May 26, 2026 $13.74 $14.23 $13.71 $14.12 860 449
May 22, 2026 $13.56 $13.82 $13.42 $13.57 830 901
May 21, 2026 $12.89 $13.50 $12.88 $13.50 888 687
May 20, 2026 $12.96 $13.06 $12.81 $12.98 806 265
May 19, 2026 $12.58 $13.08 $12.48 $12.86 1 159 637
May 18, 2026 $12.76 $12.85 $12.34 $12.46 514 954

FAQ

What are historical stock prices?
Historical stock prices refer to a stock’s recorded prices at various past points. These prices include several key figures that help investors and analysts evaluate a stock’s performance over time:
Open: Open price for the trading day.
High: Highest price for the trading day.
Low: Lowest price for the trading day.
Close: Close price for the trading day.

Additionally, historical prices often include:
Volume is the number of shares traded during the day. It indicates how actively a stock was traded and can provide insights into market sentiment and liquidity.

How can I use TAC stock historical prices to predict future price movements?
Trend Analysis: Examine the TAC stock’s historical trends to identify patterns that might continue.
Moving Averages: Use moving averages to detect potential reversal points.
Momentum Indicators: Apply indicators like RSI or MACD to assess the momentum and strength of price movements.
Volume Analysis: Analyze trading volume alongside price changes to gauge trend strength.
Statistical Methods: Use statistical tools such as regression analysis to model and forecast future prices based on past data.
These techniques can provide insights but should be used with risk management practices to mitigate potential losses.

What impact do stock splits have on historical price data?
When a company performs a stock split, it adjusts the historical price data to reflect the new, lower trading price as if it had always been that way.

This ensures consistency for anyone analyzing the stock’s past prices. The adjustment helps prevent misleading signals on charts, such as false sell signals or bearish trends that aren’t there. For instance, in a 2-for-1 stock split, the price per share is cut in half, which would otherwise appear as a dramatic drop on the chart. If someone didn’t know about the split, they might wrongly think something negative happened to the company. Most technical indicators would also react to this apparent drop by signaling to sell.

A stock split, while making the shares seem more affordable and potentially more attractive to investors, doesn’t alter the company’s fundamental value.

Why do the TAC stock historical prices show a range for periods like 30 days, 90 days, and 52 weeks?
The range provides the lowest and highest prices at which the stock has traded during the specified period. This helps investors understand the stock’s volatility and price variability within that timeframe.

How can I use historical price volatility to assess risk?
High price volatility historically indicates higher risk and potentially higher returns. Investors can gauge the stock’s risk level by examining the range between high and low prices over various periods.
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ABOUT TRANSALTA CORPORATION
TransAlta
TransAlta Corporation owns, operates, and develops a diverse fleet of electrical power generation assets in Canada, the United States, and Australia. It operates through four segments: Hydro, Wind and Solar, Gas, and Energy Transition. owns and operates hydro, wind and solar, natural gas-fired, and coal-fired facilities. The company also engages in wholesale trading of electricity and other energy-related commodities and derivatives; and related ...
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