CWT vs. MMM
CWT (California Water Service Group) and MMM (3M Company) are both stocks. CWT operates in Utilities - Regulated Water (Utilities), while MMM operates in Conglomerates (Industrials). Over the past 10 years, CWT returned 5.57%/yr vs 4.58%/yr for MMM. At a 0.25 correlation, their price movements are largely independent.
Performance
CWT vs. MMM - Performance Comparison
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Returns By Period
In the year-to-date period, CWT achieves a 6.79% return, which is significantly higher than MMM's -0.15% return. Over the past 10 years, CWT has outperformed MMM with an annualized return of 5.57%, while MMM has yielded a comparatively lower 4.58% annualized return.
CWT
- 1D
- 0.49%
- 1M
- 7.30%
- YTD
- 6.79%
- 6M
- 4.76%
- 1Y
- 1.17%
- 3Y*
- -3.04%
- 5Y*
- -2.91%
- 10Y*
- 5.57%
MMM
- 1D
- 0.26%
- 1M
- 8.84%
- YTD
- -0.15%
- 6M
- -5.36%
- 1Y
- 13.32%
- 3Y*
- 26.46%
- 5Y*
- 2.22%
- 10Y*
- 4.58%
CWT vs. MMM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CWT California Water Service Group | 6.79% | -1.81% | -10.64% | -12.83% | -14.13% | 35.05% | 6.68% | 9.85% | 7.06% | 36.39% |
MMM 3M Company | -0.15% | 26.36% | 46.13% | -3.33% | -29.63% | 4.85% | 2.77% | -4.29% | -16.90% | 34.90% |
Correlation
The correlation between CWT and MMM is 0.10, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.10 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.21 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.28 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.27 |
Correlation (All Time) Calculated using the full available price history since Mar 26, 1990 | 0.25 |
The correlation between CWT and MMM shifts across timeframes, from 0.10 (1 year) to 0.28 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
CWT:
$2.72B
MMM:
$84.35B
CWT:
$1.99
MMM:
$5.17
CWT:
22.87
MMM:
30.65
CWT:
2.69
MMM:
3.41
CWT:
1.52
MMM:
25.85
CWT:
$1.01B
MMM:
$25.02B
CWT:
$366.63M
MMM:
$9.89B
CWT:
$329.51M
MMM:
$5.28B
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Return for Risk
CWT vs. MMM — Risk / Return Rank
CWT
MMM
CWT vs. MMM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for California Water Service Group (CWT) and 3M Company (MMM). 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.
| CWT | MMM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.43 | ||
| Sortino ratioReturn per unit of downside risk | -0.62 | ||
| Omega ratioGain probability vs. loss probability | 1.02 | 1.10 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 0.03 | 0.61 | -0.58 |
| Martin ratioReturn relative to average drawdown | 0.05 | 1.35 | -1.29 |
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Drawdowns
CWT vs. MMM - Drawdown Comparison
The maximum CWT drawdown since its inception was -38.21%, smaller than the maximum MMM drawdown of -59.10%. Use the drawdown chart below to compare losses from any high point for CWT and MMM.
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Drawdown Indicators
| CWT | MMM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.21% | -59.10% | +20.89% |
Max Drawdown (1Y)Largest decline over 1 year | -14.59% | -18.77% | +4.18% |
Max Drawdown (3Y)Largest decline over 3 years | -24.13% | -22.87% | -1.26% |
Max Drawdown (5Y)Largest decline over 5 years | -38.21% | -53.34% | +15.13% |
Max Drawdown (10Y)Largest decline over 10 years | -38.21% | -59.10% | +20.89% |
Current DrawdownCurrent decline from peak | -29.87% | -8.45% | -21.42% |
Average DrawdownAverage peak-to-trough decline | -11.70% | -16.10% | +4.40% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.73% | 8.48% | -0.75% |
Volatility
CWT vs. MMM - Volatility Comparison
California Water Service Group (CWT) has a higher volatility of 7.70% compared to 3M Company (MMM) at 6.23%. This indicates that CWT's price experiences larger fluctuations and is considered to be riskier than MMM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CWT | MMM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.70% | 6.23% | +1.47% |
Volatility (6M)Calculated over the trailing 6-month period | 18.76% | 19.26% | -0.50% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.20% | 25.96% | -1.76% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 24.30% | 28.30% | -4.00% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.74% | 26.53% | +1.21% |
Dividends
CWT vs. MMM - Dividend Comparison
CWT's dividend yield for the trailing twelve months is around 2.79%, more than MMM's 1.91% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CWT California Water Service Group | 2.79% | 2.86% | 2.47% | 2.01% | 1.65% | 1.28% | 1.57% | 1.53% | 1.57% | 1.59% | 2.04% | 2.88% |
MMM 3M Company | 1.91% | 1.82% | 16.27% | 5.49% | 4.97% | 3.33% | 3.36% | 3.26% | 2.86% | 2.00% | 2.49% | 2.72% |
Financials
CWT vs. MMM - Financials Comparison
This section allows you to compare key financial metrics between California Water Service Group and 3M Company. 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
CWT vs. MMM - Profitability Comparison
CWT - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, California Water Service Group reported a gross profit of 0.00 and revenue of 214.57M. Therefore, the gross margin over that period was 0.0%.
MMM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, 3M Company reported a gross profit of 2.46B and revenue of 6.03B. Therefore, the gross margin over that period was 40.7%.
CWT - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, California Water Service Group reported an operating income of 18.16M and revenue of 214.57M, resulting in an operating margin of 8.5%.
MMM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, 3M Company reported an operating income of 1.40B and revenue of 6.03B, resulting in an operating margin of 23.2%.
CWT - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, California Water Service Group reported a net income of 4.04M and revenue of 214.57M, resulting in a net margin of 1.9%.
MMM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, 3M Company reported a net income of 653.00M and revenue of 6.03B, resulting in a net margin of 10.8%.
Frequently Asked Questions
CWT and MMM have a correlation of 0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CWT has higher volatility (7.70%) compared to MMM (6.23%). In terms of maximum drawdown, CWT dropped -38.21% vs MMM's -59.10%.
MMM currently has the higher Sharpe Ratio (0.44 vs 0.02), 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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