TransAlta Corporation (TAC) Earnings History
Annual and quarterly earnings data from 1997 to 2025
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TAC EPS Growth (CAGR)
Compound annual growth rate of diluted earnings per share
CAGR (Compound Annual Growth Rate) shows the annualized growth rate of EPS over the specified period. A higher CAGR indicates stronger earnings momentum.
TAC Profitability Analysis
Margin trends over time
| Year | Gross Margin | Operating Margin | Net Margin |
|---|---|---|---|
| 2025 | 32.6% | -9.2% | -5.7% |
| 2024 | 63.1% | 20.6% | 8.0% |
| 2023 | 65.1% | 32.5% | 20.7% |
| 2022 | 54.9% | 17.8% | 1.7% |
| 2021 | 54.7% | -8.8% | -19.7% |
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TransAlta Corporation (TAC) Earnings Overview
As of May 8, 2026, TransAlta Corporation (TAC) reported trailing twelve-month net income of -$171M, reflecting -206.7% year-over-year growth. The company earned $-0.58 per diluted share over the past four quarters, with a net profit margin of -5.7%.
Looking at the long-term picture, TAC's historical earnings data spans multiple years. The company achieved its highest annual net income of $695M in fiscal 2023.
TransAlta Corporation is currently reporting a net loss, though operating performance should be evaluated in the context of growth investments and industry dynamics View revenue history →
Compared to peers including NRG ($239M net income, 2.8% margin), VST ($2.19B net income, 5.6% margin), CWEN ($169M net income, 11.8% margin), TAC has room to improve margins relative to the peer group. Compare TAC vs NRG →
TAC Earnings vs Peers
Earnings metrics vs comparable public companies
TAC Historical Earnings Data (1997–2025)
29 years| Fiscal Year | Net Income | YoY % | Operating Income | EPS (Diluted) | Net Margin | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | -$138M | -160.2% | -$222M | $-0.64 | -5.7% | -9.2% |
| 2024 | $229M | -67.1% | $585M | $0.60 | 8.0% | 20.6% |
| 2023 | $695M | +1290.0% | $1.09B | $2.33 | 20.7% | 32.5% |
| 2022 | $50M | +109.3% | $531M | $0.59 | 1.7% | 17.8% |
| 2021 | -$537M | -87.1% | -$239M | $-1.57 | -19.7% | -8.8% |
| 2020 | -$287M | -450.0% | -$99M | $-0.92 | -13.7% | -4.7% |
| 2019 | $82M | +141.4% | $335M | $0.62 | 3.5% | 14.3% |
| 2018 | -$198M | -23.8% | $160M | $-0.69 | -8.8% | 7.1% |
| 2017 | -$160M | -194.7% | $138M | $-0.56 | -6.9% | 6.0% |
| 2016 | $169M | +668.2% | $478M | $0.41 | 7.1% | 19.9% |
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Start ComparisonTAC — Frequently Asked Questions
Quick answers to the most common questions about buying TAC stock.
Is TAC growing earnings?
TAC EPS fell to $-0.58, with earnings declining -206.7%. This contrasts with the 5-year CAGR of N/A. TTM net income dropped to $-171M.
What are TAC's profit margins?
TransAlta Corporation net margin is -5.7%, with operating margin at -9.2%. Below-average margins reflect competitive or cost pressures.
How consistent are TAC's earnings?
TAC earnings data spans 1997-2025. The declining earnings trend is -206.7% YoY. Historical data enables comparison across business cycles.