CGW vs. XYL
CGW (Invesco S&P Global Water Index ETF) is Water Equities fund tracking the S&P Global Water Index, while XYL (Xylem Inc.) is a stock. Over the past 10 years, CGW returned 9.98%/yr vs 10.95%/yr for XYL. A 0.70 correlation means they provide meaningful diversification when combined.
Performance
CGW vs. XYL - Performance Comparison
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Returns By Period
In the year-to-date period, CGW achieves a -0.07% return, which is significantly higher than XYL's -18.34% return. Over the past 10 years, CGW has underperformed XYL with an annualized return of 9.98%, while XYL has yielded a comparatively higher 10.95% annualized return.
CGW
- 1D
- -1.01%
- 1M
- 0.69%
- YTD
- -0.07%
- 6M
- -0.77%
- 1Y
- 4.10%
- 3Y*
- 9.64%
- 5Y*
- 5.08%
- 10Y*
- 9.98%
XYL
- 1D
- -1.23%
- 1M
- 0.50%
- YTD
- -18.34%
- 6M
- -19.77%
- 1Y
- -10.88%
- 3Y*
- 1.04%
- 5Y*
- 0.06%
- 10Y*
- 10.95%
CGW vs. XYL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CGW Invesco S&P Global Water Index ETF | -0.07% | 18.10% | 4.55% | 15.50% | -22.00% | 31.70% | 15.41% | 34.04% | -10.47% | 27.08% |
XYL Xylem Inc. | -18.34% | 18.78% | 2.57% | 4.77% | -6.60% | 18.94% | 30.90% | 19.59% | -1.01% | 39.50% |
Correlation
The correlation between CGW and XYL is 0.68, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.68 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.71 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.76 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.72 |
Correlation (All Time) Calculated using the full available price history since Oct 13, 2011 | 0.70 |
The correlation between CGW and XYL has been stable across timeframes, ranging from 0.68 to 0.76 - a consistent structural relationship.
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Return for Risk
CGW vs. XYL — Risk / Return Rank
CGW
XYL
CGW vs. XYL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco S&P Global Water Index ETF (CGW) and Xylem Inc. (XYL). 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.
| CGW | XYL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.75 | ||
| Sortino ratioReturn per unit of downside risk | +1.01 | ||
| Omega ratioGain probability vs. loss probability | 1.06 | 0.94 | +0.12 |
| Calmar ratioReturn relative to maximum drawdown | 0.38 | -0.36 | +0.74 |
| Martin ratioReturn relative to average drawdown | 0.90 | -0.77 | +1.67 |
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Drawdowns
CGW vs. XYL - Drawdown Comparison
The maximum CGW drawdown since its inception was -57.24%, which is greater than XYL's maximum drawdown of -46.69%. Use the drawdown chart below to compare losses from any high point for CGW and XYL.
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Drawdown Indicators
| CGW | XYL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -57.24% | -46.69% | -10.55% |
Max Drawdown (1Y)Largest decline over 1 year | -10.86% | -30.04% | +19.18% |
Max Drawdown (3Y)Largest decline over 3 years | -16.24% | -30.04% | +13.80% |
Max Drawdown (5Y)Largest decline over 5 years | -32.74% | -46.69% | +13.95% |
Max Drawdown (10Y)Largest decline over 10 years | -35.72% | -46.69% | +10.97% |
Current DrawdownCurrent decline from peak | -8.55% | -27.09% | +18.54% |
Average DrawdownAverage peak-to-trough decline | -9.83% | -10.42% | +0.59% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.54% | 14.15% | -9.61% |
Volatility
CGW vs. XYL - Volatility Comparison
The current volatility for Invesco S&P Global Water Index ETF (CGW) is 4.01%, while Xylem Inc. (XYL) has a volatility of 5.86%. This indicates that CGW experiences smaller price fluctuations and is considered to be less risky than XYL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CGW | XYL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.01% | 5.86% | -1.85% |
Volatility (6M)Calculated over the trailing 6-month period | 10.51% | 19.34% | -8.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 13.58% | 24.49% | -10.91% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.82% | 26.07% | -9.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.63% | 27.28% | -9.65% |
Dividends
CGW vs. XYL - Dividend Comparison
CGW's dividend yield for the trailing twelve months is around 1.58%, more than XYL's 1.50% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CGW Invesco S&P Global Water Index ETF | 1.58% | 1.58% | 2.27% | 1.55% | 1.45% | 1.59% | 1.41% | 1.48% | 2.14% | 1.71% | 1.65% | 1.67% |
XYL Xylem Inc. | 1.50% | 1.17% | 1.24% | 1.15% | 1.09% | 0.93% | 1.02% | 1.22% | 1.26% | 1.06% | 1.25% | 1.54% |
Frequently Asked Questions
CGW and XYL have a correlation of 0.68, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
XYL has higher volatility (5.86%) compared to CGW (4.01%). In terms of maximum drawdown, CGW dropped -57.24% vs XYL's -46.69%.
CGW currently has the higher Sharpe Ratio (0.30 vs -0.45), 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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