TransAlta Corporation (TAC) Revenue History
Annual and quarterly revenue from 1997 to present
TAC Revenue Over Time (1997–2025)
TAC Revenue Growth History
14 of 28 years with positive growth- FY1997 revenue growth
- N/A
- FY1998 revenue growth
- -1.8%
- FY1999 revenue growth
- -37.8%
- FY2000 revenue growth
- +172.2%
- FY2001 revenue growth
- +75.8%
- FY2002 revenue growth
- -65.0%
- FY2003 revenue growth
- +45.5%
- FY2004 revenue growth
- +13.1%
- FY2005 revenue growth
- +0.0%
- FY2006 revenue growth
- -1.5%
- FY2007 revenue growth
- -0.8%
- FY2008 revenue growth
- +12.1%
- FY2009 revenue growth
- -10.9%
- FY2010 revenue growth
- +1.8%
- FY2011 revenue growth
- -5.5%
- FY2012 revenue growth
- -15.1%
- FY2013 revenue growth
- +1.3%
- FY2014 revenue growth
- +14.4%
- FY2015 revenue growth
- -13.6%
- FY2016 revenue growth
- +5.7%
- FY2017 revenue growth
- -3.8%
- FY2018 revenue growth
- -2.5%
- FY2019 revenue growth
- +4.4%
- FY2020 revenue growth
- -10.5%
- FY2021 revenue growth
- +29.5%
- FY2022 revenue growth
- +9.4%
- FY2023 revenue growth
- +12.7%
- FY2024 revenue growth
- -15.2%
- FY2025 revenue growth
- -15.5%
| Quarter | Revenue | YoY |
|---|---|---|
| Q1 2026 | $566.5M | -25.3% |
| Q4 2025 | $598.5M | -11.7% |
| Q3 2025 | $615.0M | -3.6% |
| Q2 2025 | $433.0M | -25.6% |
| Q1 2025 | $758.0M | -20.0% |
| Q4 2024 | $678.0M | +8.7% |
| Q3 2024 | $638.0M | -37.3% |
| Q2 2024 | $582.0M | -6.9% |
Multi-year avg. share of annual revenue by fiscal quarter
Revenue Breakdown
TAC's revenue distribution by segment and geography
By Geography
TAC Revenue Analysis (1997–2025)
Current Revenue & Growth
As of June 22, 2026, TransAlta Corporation (TAC) generated trailing twelve-month (TTM) revenue of $2.21 billion, reflecting significant decline in growth of -25.3% year-over-year. The most recent quarter (Q1 2026) recorded $566.5 million in revenue, down 5.4% sequentially.
Historical Growth Trajectory
TAC's 5-year compound annual growth rate (CAGR) stands at +2.7%, indicating moderate growth over time. The 3-year CAGR of -6.9% is below the 5-year average, signalling a growth deceleration in recent years. TransAlta Corporation's highest annual revenue of $4.93 billion was recorded in 2001.
Peer Comparison
Compared to Utilities sector peers — including NRG (+10.6% YoY), VST (-25.5% YoY), and CWEN (+5.6% YoY) — TAC has underperformed the peer group in revenue growth. Compare TAC vs NRG →
TAC Revenue vs Peers
Revenue metrics vs comparable public companies
| Company | TTM Revenue | YoY Growth | 5Y CAGR | Op. Margin | Compare |
|---|---|---|---|---|---|
| TACCurrent | $2.2B | -25.3% | +2.7% | -9.2% | |
 NRG | $30.7B | +10.6% | +27.6% | 6.0% | |
 VST | $17.0B | -25.5% | +8.9% | 7.9% | |
 CWEN | $1.4B | +5.6% | +3.6% | 12.3% | |
 BEP | $6.5B | +9.4% | +11.3% | 13.4% | |
 AES | $12.2B | +3.0% | +4.8% | 16.1% |
TAC Historical Revenue Data (1997–2025)
| Year | Revenue | YoY % | Gross Profit | Gross Margin | Op. Income | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | $2.40B | -15.5% | $784.4M | 32.6% | $-221,819,084 | -9.2% |
| 2024 | $2.85B | -15.2% | $1.79B | 63.1% | $585.0M | 20.6% |
| 2023 | $3.35B | +12.7% | $2.18B | 65.1% | $1.09B | 32.5% |
| 2022 | $2.98B | +9.4% | $1.64B | 54.9% | $531.0M | 17.8% |
| 2021 | $2.72B | +29.5% | $1.49B | 54.7% | $-239,000,000 | -8.8% |
| 2020 | $2.10B | -10.5% | $1.13B | 53.9% | $-99,000,000 | -4.7% |
| 2019 | $2.35B | +4.4% | $1.26B | 53.7% | $335.0M | 14.3% |
| 2018 | $2.25B | -2.5% | $1.15B | 51.1% | $160.0M | 7.1% |
| 2017 | $2.31B | -3.8% | $1.29B | 56.0% | $138.0M | 6.0% |
| 2016 | $2.40B | +5.7% | $1.43B | 59.8% | $478.0M | 19.9% |
| 2015 | $2.27B | -13.6% | $1.26B | 55.5% | $148.0M | 6.5% |
| 2014 | $2.62B | +14.4% | $1.53B | 58.4% | $442.0M | 16.9% |
| 2013 | $2.29B | +1.3% | $1.37B | 59.6% | $297.0M | 13.0% |
| 2012 | $2.26B | -15.1% | $1.45B | 64.2% | $42.0M | 1.9% |
| 2011 | $2.66B | -5.5% | $1.72B | 64.4% | $662.0M | 24.9% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
29+ years return with dividends reinvested.
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Peer Comparison
Compare growth, multiples, and margins vs sector.
TAC — Frequently Asked Questions
Quick answers to the most common questions about buying TAC stock.
Is TAC's revenue growth accelerating or slowing?
TAC revenue is declining -25.3% year-over-year. TTM revenue fell to $2.2B, contrasting with the 5-year CAGR of +2.7%. The reversal reflects either macro headwinds or company-specific challenges.
What is TAC's revenue history from 1997 to 2026?
TransAlta Corporation (TAC) revenue history spans 1997 to 2026. TTM revenue as of 2026 is $2.2B, growing at -25.3% YoY. The 5-year CAGR is +2.7%. Complete annual and quarterly revenue figures are available on this page, including gross profit, operating income, and margin trends.
What is TAC's long-term revenue growth rate (CAGR)?
TransAlta Corporation's 5-year revenue CAGR of +2.7% reflects the variable nature of its business expansion. As of 2026, the current YoY growth rate of -25.3% is below this long-term average. CAGR is the most reliable measure of sustained revenue momentum for TAC.
Why does TAC's quarterly revenue fluctuate?
TAC quarterly revenue can fluctuate significantly between periods. A quarter-over-quarter (QoQ) change does not always indicate a trend; comparing the same quarter year-over-year (YoY) is a more reliable signal for underlying growth. TransAlta Corporation's revenue data from 1997 to 2026 shows full historical quarterly detail on this page.
How is TAC's revenue distributed by segment?
TAC reports revenue broken down by product line and geographic region. The segment breakdown on this page shows which business units contribute the most to total revenue as of the latest fiscal year. Concentration in a single segment above 50% indicates category dependence, while a diversified mix signals more resilient revenue streams.
How does TAC's revenue compare to industry peers?
TransAlta Corporation (TAC) with TTM revenue of $2.2B and -25.3% YoY growth can be benchmarked against sector peers using the comparison table on this page. Revenue growth relative to peers indicates market share gains or losses. The peer section shows TTM revenue, YoY growth, and operating margin for direct comparisons.