TransAlta Corporation
TransAlta Corporation (TAC) PE Ratio — Current & Historical Data
Trailing twelve months (TTM) P/E, forward P/E, PEG, and annual PE history — from market prices and filings.
tac · pe ratio · data through Dec 31, 2025
Core PE Ratio Metrics
Trailing 12 months · TTMThe price-to-earnings (P/E) ratio for TransAlta Corporation (TAC) measures how much investors pay for each dollar of the company's trailing earnings. TAC's current PE ratio of N/A is calculated by dividing its stock price of $12.52 by its TTM earnings per share of -$0.58.
Source: FMP · /ratios-ttm · /analyst-estimates · 2025-12-31
PE Ratio History
2006 – 2025 · Annual▸ FMP /ratios?period=annual&limit=20 · priceToEarningsRatio + netIncomePerShare (Annual)
Historical PE Range
Past 13 fiscal years · Front-end computedMinQ1 · 25%21.7x
MedianQ3 · 75%118.6x
Max
At N/A, TAC's current P/E is lower than in 0% of its annual fiscal year readings over the past 13 years — historically low.
Percentile calculated from annual fiscal year data points, not by trading day. Years where PE ≤ 0 or > 9,999 are excluded.
PE Ratio vs Peers
Independent Power Producers · 6 peers · Annual PE| Company | Market Cap | PE (Annual) | vs Avg | EPS (TTM) |
|---|---|---|---|---|
TransAlta CorporationYou TAC | $3.7B | N/A | — | -$0.58 |
 Companhia Paranaense de Energia - COPEL ELP | $6.9B | 9.76x | -60.8% | $3.77 |
 IDACORP, Inc. IDA | $7.7B | 21.22x | -14.7% | $5.96 |
 Kenon Holdings Ltd. KEN | $4.0B | 52.17x | +109.8% | $1.27 |
 NRG Energy, Inc. NRG | $27.0B | 35.94x | +44.5% | $4.43 |
 Pampa Energía S.A. PAM | $4.5B | 12.77x | -48.6% | $6.93 |
 Portland General Electric Company POR | $5.8B | 17.33x | -30.3% | $2.77 |
Industry Average 6 peers with valid PE | — | 24.86x | baseline | — |
* N/A — Company is not profitable (TTM) · excluded from industry average · ▸ FMP /stock-peers + /ratios?limit=1 · priceToEarningsRatio
Annual PE Ratio History
| Fiscal Year End | PE Ratio | EPS (TTM) | YoY Change | PE vs Max |
|---|---|---|---|---|
2025-12-31Latest FY2025 | — | $-0.46 | — | |
2024-12-31 FY2024 | 26.30x | $0.77 | +502.0% | |
2023-12-31 FY2023 | 4.37x | $2.52 | -93.4% | |
2022-12-31 FY2022 | 65.84x | $0.18 | — | |
2021-12-31 FY2021 | — | $-1.98 | — | |
2020-12-31 FY2020 | — | $-1.04 | — | |
2019-12-31 FY2019 | 32.06x | $0.29 | — | |
2018-12-31 FY2018 | — | $-0.69 | — | |
2017-12-31 FY2017 | — | $-0.56 | — | |
2016-12-31 FY2016 | 12.59x | $0.59 | -79.8% |
▸ FMP /ratios?period=annual&limit=20 · priceToEarningsRatio + netIncomePerShare · Zero extra API
About PE Ratio & Methodology
The price-to-earnings (P/E) ratio for TransAlta Corporation (TAC) measures how much investors pay for each dollar of the company's trailing earnings. TAC's current PE ratio of N/A is calculated by dividing its stock price of $12.52 by its TTM earnings per share of -$0.58.
Frequently asked questions
TAC pe ratio · 6 questionsTAC's current PE ratio is N/A as of 2026-06-08, based on a stock price of $12.52 and TTM EPS of -$0.58. Data sourced from Financial Modeling Prep via TAC's SEC 10-K and 10-Q filings.
▸ Source: FMP · /ratios-ttm · /ratios annual · /analyst-estimates · /stock-peers · TransAlta Corporation SEC 10-K & 10-Q filings · US GAAP · Updated: 2026-06-08