MBDFX vs. PRCIX
MBDFX (AMG GW&K Core Bond ESG Fund) and PRCIX (T. Rowe Price New Income Fund) are both Intermediate Core Bond funds. Over the past 10 years, MBDFX returned 1.21%/yr vs 1.53%/yr for PRCIX. Their correlation of 0.85 suggests significant overlap in exposure. MBDFX charges 0.56%/yr vs 0.44%/yr for PRCIX.
Performance
MBDFX vs. PRCIX - Performance Comparison
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Returns By Period
In the year-to-date period, MBDFX achieves a -0.16% return, which is significantly higher than PRCIX's -0.25% return. Over the past 10 years, MBDFX has underperformed PRCIX with an annualized return of 1.21%, while PRCIX has yielded a comparatively higher 1.53% annualized return.
MBDFX
- 1D
- -0.33%
- 1M
- 0.56%
- YTD
- -0.16%
- 6M
- -0.16%
- 1Y
- 3.84%
- 3Y*
- 3.72%
- 5Y*
- -0.61%
- 10Y*
- 1.21%
PRCIX
- 1D
- -0.38%
- 1M
- 0.62%
- YTD
- -0.25%
- 6M
- 0.63%
- 1Y
- 5.54%
- 3Y*
- 4.60%
- 5Y*
- 0.05%
- 10Y*
- 1.53%
MBDFX vs. PRCIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MBDFX AMG GW&K Core Bond ESG Fund | -0.16% | 7.29% | 1.24% | 5.73% | -13.85% | -3.34% | 7.33% | 9.70% | -1.11% | 3.88% |
PRCIX T. Rowe Price New Income Fund | -0.25% | 8.74% | 2.50% | 5.31% | -14.87% | -0.54% | 5.77% | 9.28% | -0.62% | 4.01% |
Correlation
The correlation between MBDFX and PRCIX is 0.86, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.86 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.92 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.94 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.91 |
Correlation (All Time) Calculated using the full available price history since Apr 30, 1993 | 0.85 |
The correlation between MBDFX and PRCIX has been stable across timeframes, ranging from 0.85 to 0.94 - a consistent structural relationship.
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Return for Risk
MBDFX vs. PRCIX — Risk / Return Rank
MBDFX
PRCIX
MBDFX vs. PRCIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for AMG GW&K Core Bond ESG Fund (MBDFX) and T. Rowe Price New Income Fund (PRCIX). 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.
| MBDFX | PRCIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.40 | ||
| Sortino ratioReturn per unit of downside risk | -0.69 | ||
| Omega ratioGain probability vs. loss probability | 1.19 | 1.26 | -0.08 |
| Calmar ratioReturn relative to maximum drawdown | 1.26 | 1.93 | -0.67 |
| Martin ratioReturn relative to average drawdown | 3.42 | 5.49 | -2.07 |
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Drawdowns
MBDFX vs. PRCIX - Drawdown Comparison
The maximum MBDFX drawdown since its inception was -20.66%, smaller than the maximum PRCIX drawdown of -22.34%. Use the drawdown chart below to compare losses from any high point for MBDFX and PRCIX.
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Drawdown Indicators
| MBDFX | PRCIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -20.66% | -22.34% | +1.68% |
Max Drawdown (1Y)Largest decline over 1 year | -3.25% | -3.02% | -0.23% |
Max Drawdown (3Y)Largest decline over 3 years | -6.99% | -6.00% | -0.99% |
Max Drawdown (5Y)Largest decline over 5 years | -20.54% | -19.65% | -0.89% |
Max Drawdown (10Y)Largest decline over 10 years | -20.66% | -19.65% | -1.01% |
Current DrawdownCurrent decline from peak | -4.62% | -1.79% | -2.83% |
Average DrawdownAverage peak-to-trough decline | -3.96% | -4.40% | +0.44% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.20% | 1.06% | +0.14% |
Volatility
MBDFX vs. PRCIX - Volatility Comparison
The current volatility for AMG GW&K Core Bond ESG Fund (MBDFX) is 1.14%, while T. Rowe Price New Income Fund (PRCIX) has a volatility of 1.26%. This indicates that MBDFX experiences smaller price fluctuations and is considered to be less risky than PRCIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MBDFX | PRCIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.14% | 1.26% | -0.12% |
Volatility (6M)Calculated over the trailing 6-month period | 2.87% | 3.02% | -0.15% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.85% | 3.97% | -0.12% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.16% | 5.97% | +0.19% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.06% | 4.96% | +0.10% |
MBDFX vs. PRCIX - Expense Ratio Comparison
MBDFX has a 0.56% expense ratio, which is higher than PRCIX's 0.44% expense ratio.
Dividends
MBDFX vs. PRCIX - Dividend Comparison
MBDFX's dividend yield for the trailing twelve months is around 3.48%, less than PRCIX's 5.97% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MBDFX AMG GW&K Core Bond ESG Fund | 3.48% | 3.66% | 3.50% | 2.92% | 2.16% | 2.35% | 1.84% | 2.40% | 2.30% | 2.10% | 2.06% | 4.17% |
PRCIX T. Rowe Price New Income Fund | 5.97% | 5.94% | 5.65% | 4.37% | 1.80% | 2.65% | 3.33% | 2.88% | 3.03% | 2.66% | 2.56% | 2.55% |
Frequently Asked Questions
MBDFX and PRCIX have a correlation of 0.86, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PRCIX has higher volatility (1.26%) compared to MBDFX (1.14%). In terms of maximum drawdown, MBDFX dropped -20.66% vs PRCIX's -22.34%.
PRCIX currently has the higher Sharpe Ratio (1.47 vs 1.07), 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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