TAC vs. TLN
TAC (TransAlta Corp) and TLN (Talen Energy Corporation) are both stocks. Both operate in the Utilities - Independent Power Producers industry within the Utilities sector. Over the past year, TAC returned 3.37% vs -12.97% for TLN. Their 0.36 correlation means their historical movements had little consistent relationship.
Performance
TAC vs. TLN - Performance Comparison
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Returns By Period
In the year-to-date period, TAC achieves a 1.69% return, which is significantly higher than TLN's -9.29% return.
TAC
- 1D
- 3.40%
- 1M
- -5.27%
- 6M
- -1.66%
- YTD
- 1.69%
- 1Y
- 3.37%
- 3Y*
- 10.01%
- 5Y*
- 5.54%
- 10Y*
- 12.70%
- ALL TIME*
- 3.68%
TLN
- 1D
- -1.30%
- 1M
- -6.77%
- 6M
- -0.42%
- YTD
- -9.29%
- 1Y
- -12.97%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 64.84%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $23.52M | $21.02M | $22.40M | |
| $250.78M | $243.28M | $309.67M |
TAC vs. TLN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
TAC TransAlta Corp | 1.69% | -9.24% | 107.80% |
TLN Talen Energy Corporation | -9.29% | 86.05% | 66.50% |
Correlation
The correlation between TAC and TLN is 0.40, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.40 |
Correlation (All Time) Calculated using the full available price history since Jul 10, 2024 | 0.36 |
Fundamentals
TAC:
$3.81B
TLN:
$15.43B
TAC:
-CA$0.08
TLN:
-$0.44
TAC:
2.39
TLN:
5.37
TAC:
6.46
TLN:
15.03
TAC:
CA$2.27B
TLN:
$3.02B
TAC:
CA$988.52M
TLN:
$1.06B
TAC:
CA$822.39M
TLN:
$326.00M
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Return for Risk
TAC vs. TLN — Risk / Return Rank
TAC
TLN
TAC vs. TLN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for TransAlta Corp (TAC) and Talen Energy Corporation (TLN). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| TAC | TLN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.33 | ||
| Sortino ratioReturn per unit of downside risk | +0.39 | ||
| Omega ratioGain probability vs. loss probability | 1.05 | 1.00 | +0.05 |
| Calmar ratioReturn relative to maximum drawdown | 0.10 | -0.41 | +0.51 |
| Martin ratioReturn relative to average drawdown | 0.16 | -0.77 | +0.92 |
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Drawdowns
TAC vs. TLN - Drawdown Comparison
The maximum TAC drawdown since its inception was -88.12%, which is greater than TLN's maximum drawdown of -33.80%. Use the drawdown chart below to compare losses from any high point for TAC and TLN.
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Drawdown Indicators
| TAC | TLN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -88.12% | -33.80% | -54.32% |
Max Drawdown (1Y)Largest decline over 1 year | -33.10% | -32.05% | -1.05% |
Max Drawdown (3Y)Largest decline over 3 years | -43.26% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -46.55% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -55.11% | — | — |
Current DrawdownCurrent decline from peak | -27.47% | -23.74% | -3.73% |
Average DrawdownAverage peak-to-trough decline | -40.47% | -11.05% | -29.42% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 21.41% | 17.00% | +4.41% |
Volatility
TAC vs. TLN - Volatility Comparison
The current volatility for TransAlta Corp (TAC) is 11.89%, while Talen Energy Corporation (TLN) has a volatility of 16.20%. This indicates that TAC experiences smaller price fluctuations and is considered to be less risky than TLN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TAC | TLN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.89% | 16.20% | -4.31% |
Volatility (6M)Calculated over the trailing 6-month period | 29.09% | 40.64% | -11.55% |
Volatility (1Y)Calculated over the trailing 1-year period | 40.59% | 53.21% | -12.62% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 35.27% | 59.89% | -24.62% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 35.55% | 59.89% | -24.34% |
Dividends
TAC vs. TLN - Dividend Comparison
TAC's dividend yield for the trailing twelve months is around 1.51%, while TLN has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
TAC TransAlta Corp | 1.51% | 1.44% | 1.24% | 2.13% | 1.76% | 1.38% | 1.69% | 1.68% | 3.20% | 2.69% | 2.74% | 20.34% |
TLN Talen Energy Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
TAC vs. TLN - Financials Comparison
This section allows you to compare key financial metrics between TransAlta Corp and Talen Energy Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
TAC vs. TLN - Profitability Comparison
TAC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, TransAlta Corp reported a gross profit of 433.00M and revenue of 487.00M. Therefore, the gross margin over that period was 88.9%.
TLN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Talen Energy Corporation reported a gross profit of 0.00 and revenue of 1.13B. Therefore, the gross margin over that period was 0.0%.
TAC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, TransAlta Corp reported an operating income of 143.00M and revenue of 487.00M, resulting in an operating margin of 29.4%.
TLN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Talen Energy Corporation reported an operating income of 210.00M and revenue of 1.13B, resulting in an operating margin of 18.6%.
TAC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, TransAlta Corp reported a net income of 49.00M and revenue of 487.00M, resulting in a net margin of 10.1%.
TLN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Talen Energy Corporation reported a net income of 63.00M and revenue of 1.13B, resulting in a net margin of 5.6%.
Frequently Asked Questions
TAC and TLN have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TLN has higher volatility (16.20%) compared to TAC (11.89%). In terms of maximum drawdown, TAC dropped -88.12% vs TLN's -33.80%.
TAC currently has the higher Sharpe Ratio (0.08 vs -0.25), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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