MXBIX vs. MXBGX
MXBIX (Great-West Bond Index Fund) and MXBGX (Great-West Lifetime 2040 Fund) are both mutual funds - MXBIX is a Intermediate Core Bond fund managed by Great-West, while MXBGX is a Target Retirement Date fund managed by Great-West. Over the past 10 years, MXBIX returned 0.98%/yr vs 9.79%/yr for MXBGX. At a 0.05 correlation, their price movements are largely independent. MXBIX charges 0.50%/yr vs 0.11%/yr for MXBGX.
Performance
MXBIX vs. MXBGX - Performance Comparison
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Returns By Period
In the year-to-date period, MXBIX achieves a 0.77% return, which is significantly lower than MXBGX's 8.11% return. Over the past 10 years, MXBIX has underperformed MXBGX with an annualized return of 0.98%, while MXBGX has yielded a comparatively higher 9.79% annualized return.
MXBIX
- 1D
- 0.54%
- 1M
- 0.85%
- YTD
- 0.77%
- 6M
- 0.62%
- 1Y
- 3.96%
- 3Y*
- 3.64%
- 5Y*
- -0.37%
- 10Y*
- 0.98%
MXBGX
- 1D
- 0.16%
- 1M
- -0.47%
- YTD
- 8.11%
- 6M
- 7.30%
- 1Y
- 18.21%
- 3Y*
- 14.26%
- 5Y*
- 6.97%
- 10Y*
- 9.79%
MXBIX vs. MXBGX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MXBIX Great-West Bond Index Fund | 0.77% | 6.62% | 0.82% | 5.02% | -13.69% | -2.33% | 7.10% | 8.09% | -0.26% | 2.56% |
MXBGX Great-West Lifetime 2040 Fund | 8.11% | 16.19% | 10.17% | 16.47% | -15.90% | 15.69% | 13.61% | 25.22% | -9.48% | 18.42% |
Correlation
The correlation between MXBIX and MXBGX is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.39 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.32 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.22 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.06 |
Correlation (All Time) Calculated using the full available price history since May 4, 2016 | 0.05 |
Over the past year, MXBIX and MXBGX have become more correlated (0.39) than their long-term average of 0.05, meaning their price movements have been converging.
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Return for Risk
MXBIX vs. MXBGX — Risk / Return Rank
MXBIX
MXBGX
MXBIX vs. MXBGX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Great-West Bond Index Fund (MXBIX) and Great-West Lifetime 2040 Fund (MXBGX). 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.
| MXBIX | MXBGX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.55 | ||
| Sortino ratioReturn per unit of downside risk | -0.69 | ||
| Omega ratioGain probability vs. loss probability | 1.20 | 1.31 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | 1.46 | 2.40 | -0.94 |
| Martin ratioReturn relative to average drawdown | 4.02 | 9.91 | -5.89 |
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Drawdowns
MXBIX vs. MXBGX - Drawdown Comparison
The maximum MXBIX drawdown since its inception was -19.74%, smaller than the maximum MXBGX drawdown of -30.12%. Use the drawdown chart below to compare losses from any high point for MXBIX and MXBGX.
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Drawdown Indicators
| MXBIX | MXBGX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.74% | -30.12% | +10.38% |
Max Drawdown (1Y)Largest decline over 1 year | -2.87% | -7.98% | +5.11% |
Max Drawdown (3Y)Largest decline over 3 years | -6.35% | -13.05% | +6.70% |
Max Drawdown (5Y)Largest decline over 5 years | -18.70% | -28.13% | +9.43% |
Max Drawdown (10Y)Largest decline over 10 years | -19.74% | -30.12% | +10.38% |
Current DrawdownCurrent decline from peak | -4.83% | -1.39% | -3.44% |
Average DrawdownAverage peak-to-trough decline | -5.88% | -5.58% | -0.30% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.02% | 1.93% | -0.91% |
Volatility
MXBIX vs. MXBGX - Volatility Comparison
The current volatility for Great-West Bond Index Fund (MXBIX) is 1.14%, while Great-West Lifetime 2040 Fund (MXBGX) has a volatility of 4.14%. This indicates that MXBIX experiences smaller price fluctuations and is considered to be less risky than MXBGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MXBIX | MXBGX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.14% | 4.14% | -3.00% |
Volatility (6M)Calculated over the trailing 6-month period | 2.74% | 8.69% | -5.95% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.74% | 11.45% | -7.71% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.05% | 14.50% | -8.45% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.94% | 15.08% | -10.14% |
MXBIX vs. MXBGX - Expense Ratio Comparison
MXBIX has a 0.50% expense ratio, which is higher than MXBGX's 0.11% expense ratio.
Dividends
MXBIX vs. MXBGX - Dividend Comparison
MXBIX's dividend yield for the trailing twelve months is around 2.76%, less than MXBGX's 4.64% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
MXBGX Great-West Lifetime 2040 Fund | 4.64% | 5.02% | 6.86% | 5.77% | 11.05% | 10.66% | 6.43% | 9.53% | 7.86% | 5.21% |
MXBIX Great-West Bond Index Fund | 2.76% | 2.78% | 2.42% | 1.98% | 1.32% | 1.51% | 2.83% | 1.06% | 1.33% | 0.70% |
Frequently Asked Questions
MXBIX and MXBGX have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MXBGX has higher volatility (4.14%) compared to MXBIX (1.14%). In terms of maximum drawdown, MXBIX dropped -19.74% vs MXBGX's -30.12%.
MXBGX currently has the higher Sharpe Ratio (1.67 vs 1.12), 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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