Last 48 quarters of trend data · Utilities · Independent Power Producers
Quarterly valuation ratios — annualised for comparability. YoY Δ shows same-quarter-prior-year change.
TransAlta Corporation's quarterly P/E stands at 74.6x, up 378.7% year-over-year — indicating the stock has re-rated higher or earnings have softened. EV/EBITDA has expanded 93.4% YoY to 14.1x, reflecting rising market expectations or slowing EBITDA growth.
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P/E Ratio → | -30.68 | 74.60 | — | — | — | 15.58 | — | — | 9.83 | 2.23 | — | 1.54 | 10.17 |
| — | +378.7% | — | — | — | +598.0% | — | — | -3.3% | +12.3% | — | -75.5% | — | |
| P/S Ratio | 2.42 | 1.72 | 1.57 | 1.72 | 1.86 | 0.92 | 1.54 | 1.20 | 0.92 | 0.52 | 1.03 | 0.56 | 0.99 |
| — | +86.9% | +1.5% | +43.4% | +101.5% | +75.8% | +50.6% | +113.6% | -6.8% | -2.9% | +45.7% | -12.7% | -41.4% | |
| P/B Ratio | 3.98 | 2.63 | 2.56 | 2.63 | 1.93 | 1.53 | 2.27 | 1.60 | 1.12 | 1.03 | 1.54 | 0.86 | 1.09 |
| — | +72.2% | +12.8% | +64.7% | +71.9% | +48.9% | +47.7% | +85.8% | +3.5% | -2.4% | +27.2% | -13.2% | -12.9% | |
| P/FCF | 24.82 | 138.60 | 6.39 | 7.06 | 10.18 | — | — | 5.04 | 11.41 | 2.83 | 8.89 | 1.12 | — |
| — | — | — | +40.0% | -10.8% | — | — | +352.3% | — | -15.5% | — | — | — | |
| EV / EBITDA | 24.24 | 14.10 | 27.25 | 13.27 | 12.68 | 7.29 | 14.11 | 7.62 | 5.16 | 3.18 | 9.84 | 2.06 | 5.01 |
| — | +93.4% | +93.1% | +74.1% | +145.6% | +129.2% | +43.4% | +269.9% | +3.0% | +43.1% | +64.8% | -46.9% | -55.4% | |
| EV / EBIT | — | 83.43 | — | 84.42 | — | 15.20 | 123.68 | 23.08 | 9.36 | 4.53 | 94.13 | 2.65 | 10.92 |
| — | +448.8% | — | +265.8% | — | +235.4% | +31.4% | +771.7% | -14.3% | +44.5% | +306.6% | -65.7% | -77.1% |
Quarterly margins and returns. Watch for margin compression across consecutive quarters.
TransAlta Corporation's operating margin was 4.2% in Q1 2026, up 19.3 pp QoQ and down 8.9 pp YoY. The trailing four-quarter average of -2.4% lags the current quarter, suggesting the recent improvement is above-trend. Gross margin contracted 24.5% YoY, suggesting cost inflation or competitive pricing pressure.
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gross Margin | 32.6% | 43.0% | 23.0% | 28.3% | 77.1% | 57.0% | 57.5% | 60.2% | 74.9% | 61.7% | 51.1% | 70.8% | 65.9% |
| — | -24.5% | -59.9% | -53.0% | +3.0% | -7.6% | +12.5% | -15.0% | +13.6% | -8.3% | +14.6% | +17.9% | +38.5% | |
| Operating Margin | -9.2% | 4.2% | -15.0% | 1.8% | -0.5% | 13.2% | 0.9% | 14.3% | 27.3% | 34.7% | 3.4% | 50.1% | 19.0% |
| — | -67.8% | -1797.7% | -87.5% | -101.7% | -62.0% | -73.7% | -71.6% | +43.5% | -13.8% | -12.9% | +163.2% | +315.2% | |
| Net Margin | -5.7% | 2.3% | -6.0% | -8.0% | -22.9% | 6.1% | -5.8% | -3.6% | 11.9% | 23.4% | -9.5% | 38.0% | 11.8% |
| — | -62.1% | -4.5% | -121.0% | -292.8% | -74.1% | +39.2% | -109.5% | +0.1% | -13.2% | +41.5% | +389.7% | +177.5% |
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ROE | -8.3% | 0.9% | -2.3% | -3.0% | -5.7% | 2.5% | -2.1% | -1.2% | 3.6% | 12.3% | -2.7% | 15.6% | 3.3% |
| — | -64.7% | -12.9% | -149.0% | -257.9% | -79.7% | +24.0% | -107.7% | +9.4% | -11.3% | +56.5% | +431.2% | +220.0% | |
| ROA | -1.5% | 0.1% | -0.4% | -0.5% | -1.1% | 0.5% | -0.4% | -0.3% | 0.8% | 2.6% | -0.6% | 4.0% | 0.8% |
| — | -69.2% | +4.6% | -105.5% | -234.7% | -81.0% | +33.8% | -106.6% | +4.8% | -10.7% | +51.1% | +451.0% | +203.4% | |
| ROIC | -2.8% | 0.3% | -1.2% | 0.1% | -0.0% | 1.2% | 0.1% | 1.2% | 2.1% | 4.6% | 0.3% | 6.7% | 1.6% |
| — | -73.8% | -1634.3% | -88.3% | -101.2% | -73.2% | -73.6% | -82.2% | +28.3% | -29.4% | -39.0% | +179.3% | +459.3% |
Quarterly solvency trend — watch for debt spikes or covenant pressure.
TransAlta Corporation's Debt/EBITDA ratio is 31.4x, down from 61.4x last quarter — elevated, raising questions about debt serviceability. The current ratio has weakened 9.7% YoY to 0.76x, tightening the short-term liquidity position.
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt / Equity | 3.06 | 3.02 | 3.06 | 2.74 | 2.71 | 2.54 | 2.47 | 2.17 | 2.20 | 2.18 | 2.29 | 1.62 | 1.91 |
| — | +19.3% | +23.7% | +26.3% | +23.4% | +16.5% | +8.0% | +34.2% | +15.3% | +11.1% | +13.7% | -1.1% | +20.4% | |
| Debt / EBITDA | 10.83 | 31.43 | 61.42 | 27.77 | 30.48 | 18.81 | 30.60 | 18.60 | 14.46 | 9.28 | 24.92 | 6.62 | 14.84 |
| — | +67.1% | +100.8% | +49.3% | +110.8% | +102.7% | +22.8% | +181.0% | -2.6% | +30.5% | +37.4% | -40.3% | -48.5% | |
| Current Ratio | 0.73 | 0.76 | 0.73 | 0.79 | 0.79 | 0.84 | 0.69 | 0.74 | 0.84 | 0.69 | 0.91 | 1.54 | 1.66 |
| — | -9.7% | +5.8% | +6.1% | -5.8% | +22.3% | -23.9% | -51.8% | -49.6% | -54.3% | -29.5% | +42.0% | +48.6% | |
| Quick Ratio | 0.67 | 0.70 | 0.67 | 0.71 | 0.72 | 0.78 | 0.64 | 0.67 | 0.75 | 0.62 | 0.82 | 1.43 | 1.53 |
| — | -10.6% | +4.9% | +5.8% | -4.8% | +24.8% | -21.9% | -52.9% | -51.0% | -56.3% | -33.7% | +39.2% | +45.1% | |
| Interest Coverage | -0.77 | 0.35 | -1.36 | 0.37 | -0.40 | 1.71 | 0.25 | 1.14 | 2.42 | 7.56 | 0.39 | 11.65 | 3.06 |
| — | — | — | — | — | — | — | — | — | — | — | — | — |
Includes 30+ ratios · 48 years · Updated daily
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Quick answers to the most common questions about buying TAC stock.
TransAlta Corporation's current P/E is -30.7x. The average P/E over the last 1 quarters is 74.6x. Quarterly P/E ratios can vary due to seasonal revenue patterns and one-time charges.
TransAlta Corporation's current operating margin is -9.2%. Margins have been expanding over recent quarters. Quarterly margins are particularly useful for identifying trend inflections that annual data smooths over.
Quarterly financial ratios reveal short-term trend shifts — margin compression, debt spikes, or valuation re-ratings — that annual figures smooth over. They're essential for active investors tracking TransAlta Corporation's business trajectory between earnings reports.