EIX vs. CMS
EIX (Edison International) and CMS (CMS Energy Corporation) are both stocks. Both operate in the Utilities - Regulated Electric industry within the Utilities sector. Over the past 10 years, EIX returned 3.88%/yr vs 8.08%/yr for CMS. Their 0.44 correlation means their historical movements had little consistent relationship.
Performance
EIX vs. CMS - Performance Comparison
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Returns By Period
In the year-to-date period, EIX achieves a 27.03% return, which is significantly higher than CMS's 5.02% return. Over the past 10 years, EIX has underperformed CMS with an annualized return of 3.88%, while CMS has yielded a comparatively higher 8.08% annualized return.
EIX
- 1D
- -6.81%
- 1M
- -1.88%
- 6M
- 20.64%
- YTD
- 27.03%
- 1Y
- 45.70%
- 3Y*
- 6.23%
- 5Y*
- 11.26%
- 10Y*
- 3.88%
- ALL TIME*
- 9.21%
CMS
- 1D
- -0.37%
- 1M
- -7.38%
- 6M
- 2.72%
- YTD
- 5.02%
- 1Y
- 0.61%
- 3Y*
- 9.60%
- 5Y*
- 6.57%
- 10Y*
- 8.08%
- ALL TIME*
- 9.88%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $288.83M | $253.73M | $245.75M | |
| $214.42M | $191.18M | $184.45M |
EIX vs. CMS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
EIX Edison International | 27.03% | -20.42% | 15.24% | 17.37% | -2.58% | 13.59% | -12.75% | 37.61% | -6.65% | -9.48% |
CMS CMS Energy Corporation | 5.02% | 8.13% | 18.60% | -5.21% | 0.84% | 9.71% | -0.32% | 30.04% | 8.25% | 17.03% |
Correlation
The correlation between EIX and CMS is 0.56, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.56 |
Correlation (3Y) Balances recent behavior with more history. | 0.60 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.64 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.61 |
Correlation (All Time) Calculated using the full available price history since Dec 31, 1984 | 0.44 |
The correlation between EIX and CMS shifts across timeframes, from 0.44 (all time) to 0.64 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
EIX:
$28.23B
CMS:
$22.57B
EIX:
$10.02
CMS:
$3.41
EIX:
7.32
CMS:
21.09
EIX:
1.46
CMS:
2.45
EIX:
1.62
CMS:
2.27
EIX:
$19.42B
CMS:
$8.81B
EIX:
$5.60B
CMS:
$6.14B
EIX:
$6.80B
CMS:
$3.12B
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Return for Risk
EIX vs. CMS — Risk / Return Rank
EIX
CMS
EIX vs. CMS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Edison International (EIX) and CMS Energy Corporation (CMS). 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.
| EIX | CMS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.89 | ||
| Sortino ratioReturn per unit of downside risk | +2.34 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.02 | +0.30 |
| Calmar ratioReturn relative to maximum drawdown | 4.69 | 0.09 | +4.60 |
| Martin ratioReturn relative to average drawdown | 12.36 | 0.21 | +12.15 |
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Drawdowns
EIX vs. CMS - Drawdown Comparison
The maximum EIX drawdown since its inception was -72.18%, smaller than the maximum CMS drawdown of -91.20%. Use the drawdown chart below to compare losses from any high point for EIX and CMS.
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Drawdown Indicators
| EIX | CMS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -72.18% | -91.20% | +19.02% |
Max Drawdown (1Y)Largest decline over 1 year | -10.39% | -11.48% | +1.09% |
Max Drawdown (3Y)Largest decline over 3 years | -43.88% | -12.64% | -31.24% |
Max Drawdown (5Y)Largest decline over 5 years | -43.88% | -27.56% | -16.32% |
Max Drawdown (10Y)Largest decline over 10 years | -43.88% | -29.55% | -14.33% |
Current DrawdownCurrent decline from peak | -8.72% | -8.82% | +0.10% |
Average DrawdownAverage peak-to-trough decline | -15.00% | -27.27% | +12.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.94% | 4.83% | -0.89% |
Volatility
EIX vs. CMS - Volatility Comparison
Edison International (EIX) has a higher volatility of 9.65% compared to CMS Energy Corporation (CMS) at 5.76%. This indicates that EIX's price experiences larger fluctuations and is considered to be riskier than CMS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| EIX | CMS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.65% | 5.76% | +3.89% |
Volatility (6M)Calculated over the trailing 6-month period | 18.43% | 13.62% | +4.81% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.97% | 16.94% | +8.03% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 25.54% | 19.03% | +6.51% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.20% | 20.77% | +7.43% |
Dividends
EIX vs. CMS - Dividend Comparison
EIX's dividend yield for the trailing twelve months is around 4.72%, more than CMS's 3.60% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CMS CMS Energy Corporation | 3.60% | 3.10% | 3.09% | 3.36% | 3.62% | 2.67% | 2.67% | 2.43% | 2.88% | 2.81% | 2.98% | 3.22% |
EIX Edison International | 4.72% | 5.51% | 2.93% | 4.19% | 4.46% | 3.94% | 4.10% | 3.28% | 4.28% | 3.53% | 2.75% | 2.93% |
Financials
EIX vs. CMS - Financials Comparison
This section allows you to compare key financial metrics between Edison International and CMS 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
EIX vs. CMS - Profitability Comparison
EIX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Edison International reported a gross profit of 0.00 and revenue of 4.36B. Therefore, the gross margin over that period was 0.0%.
CMS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, CMS Energy Corporation reported a gross profit of 1.15B and revenue of 1.83B. Therefore, the gross margin over that period was 63.1%.
EIX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Edison International reported an operating income of 1.09B and revenue of 4.36B, resulting in an operating margin of 25.1%.
CMS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, CMS Energy Corporation reported an operating income of 264.00M and revenue of 1.83B, resulting in an operating margin of 14.4%.
EIX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Edison International reported a net income of 561.00M and revenue of 4.36B, resulting in a net margin of 12.9%.
CMS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, CMS Energy Corporation reported a net income of 120.00M and revenue of 1.83B, resulting in a net margin of 6.6%.
Frequently Asked Questions
EIX and CMS have a correlation of 0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
EIX has higher volatility (9.65%) compared to CMS (5.76%). In terms of maximum drawdown, EIX dropped -72.18% vs CMS's -91.20%.
EIX currently has the higher Sharpe Ratio (1.95 vs 0.06), 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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