TransAlta Corporation (TAC)
NYSE: TAC
· Real-Time Price · USD
12.29
0.17 (1.44%)
At close: Sep 05, 2025, 3:59 PM
12.28
-0.04%
After-hours: Sep 05, 2025, 05:34 PM EDT
TransAlta Market Cap
TransAlta has a market cap or net worth of 3.64B as of Sep 7, 2025. Its market cap has increased by 35.64% in one year.
Market Cap Chart
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| Sep 04, 2025 | 3.61B | -13.77% |
| Dec 31, 2024 | 4.19B | 63.64% |
| Dec 29, 2023 | 2.56B | 6.43% |
| Dec 30, 2022 | 2.4B | -20.2% |
| Dec 31, 2021 | 3.01B | 47.05% |
| Dec 31, 2020 | 2.05B | 3.33% |
| Dec 31, 2019 | 1.98B | 68.91% |
| Dec 31, 2018 | 1.17B | -31.48% |
| Dec 29, 2017 | 1.71B | 8.18% |
| Dec 30, 2016 | 1.58B | 58.11% |
| Dec 31, 2015 | 1B | -59.94% |
| Dec 31, 2014 | 2.5B | -26.42% |
| Dec 31, 2013 | 3.4B | -11.86% |
| Dec 31, 2012 | 3.86B | -15.77% |
| Dec 30, 2011 | 4.58B | -0.08% |
| Dec 31, 2010 | 4.58B | -2.04% |
| Dec 31, 2009 | 4.68B | 18.04% |
| Dec 31, 2008 | 3.96B | -40.53% |
| Dec 31, 2007 | 6.66B | 44.64% |
| Dec 29, 2006 | 4.61B | 6.41% |
| Dec 30, 2005 | 4.33B | 47.52% |
| Dec 31, 2004 | 2.93B | 8.38% |
| Dec 31, 2003 | 2.71B | 46.2% |
| Dec 31, 2002 | 1.85B | -20.31% |
| Dec 31, 2001 | 2.32B | n/a |