TransAlta Corporation (TAC)
NYSE: TAC · Real-Time Price · USD
14.06
-0.20 (-1.40%)
At close: Dec 5, 2025, 4:00 PM EST
13.96
-0.10 (-0.71%)
After-hours: Dec 5, 2025, 7:24 PM EST
TransAlta Market Cap
TransAlta has a market cap or net worth of $4.16 billion as of December 5, 2025. Its market cap has increased by 35.39% in one year.
Market Cap
4.16B
Enterprise Value
7.93B
1-Year Change
35.39%
Ranking
Category
Stock Price
$14.06
Market Cap Chart
Since December 31, 2002, TransAlta's market cap has increased from $1.85B to $4.16B, an increase of 124.98%. That is a compound annual growth rate of 3.60%.
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| Dec 4, 2025 | 4.23B | 0.17% |
| Dec 31, 2024 | 4.22B | 92.96% |
| Dec 29, 2023 | 2.19B | -9.42% |
| Dec 30, 2022 | 2.42B | -19.59% |
| Dec 31, 2021 | 3.01B | 42.80% |
| Dec 31, 2020 | 2.10B | 3.18% |
| Dec 31, 2019 | 2.04B | 71.94% |
| Dec 31, 2018 | 1.19B | -30.75% |
| Dec 29, 2017 | 1.71B | 9.65% |
| Dec 30, 2016 | 1.56B | 60.45% |
| Dec 31, 2015 | 973.70M | -59.93% |
| Dec 31, 2014 | 2.43B | -24.74% |
| Dec 31, 2013 | 3.23B | -5.26% |
| Dec 31, 2012 | 3.41B | -24.99% |
| Dec 30, 2011 | 4.54B | -1.92% |
| Dec 31, 2010 | 4.63B | 5.26% |
| Dec 31, 2009 | 4.40B | 9.22% |
| Dec 31, 2008 | 4.03B | -40.55% |
| Dec 31, 2007 | 6.78B | 53.34% |
| Dec 29, 2006 | 4.42B | 4.31% |
| Dec 30, 2005 | 4.24B | 47.06% |
| Dec 31, 2004 | 2.88B | 19.37% |
| Dec 31, 2003 | 2.41B | 30.45% |
| Dec 31, 2002 | 1.85B | - |
| Dec 31, 2002 | 1.85B | - |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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