DUTMX vs. CMPIX

Last updated Jun 4, 2026

DUTMX (Dupree Taxable Municipal Bond Fund) and CMPIX (Principal Core Fixed Income) are both Intermediate Core Bond funds. Over the past 10 years, DUTMX returned 0.44%/yr vs 1.68%/yr for CMPIX. Their correlation of 0.80 suggests significant overlap in exposure. DUTMX charges 1.00%/yr vs 0.74%/yr for CMPIX.

Performance

DUTMX vs. CMPIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dupree Taxable Municipal Bond Fund (DUTMX) and Principal Core Fixed Income (CMPIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DUTMX achieves a 0.88% return, which is significantly higher than CMPIX's 0.26% return. Over the past 10 years, DUTMX has underperformed CMPIX with an annualized return of 0.44%, while CMPIX has yielded a comparatively higher 1.68% annualized return.

DUTMX

• 1D: 0.14%
• 1M: 0.79%
• YTD: 0.88%
• 6M: 0.60%
• 1Y: 6.90%
• 3Y*: 3.30%
• 5Y*: -2.32%
• 10Y*: 0.44%

CMPIX

• 1D: 0.00%
• 1M: 0.53%
• YTD: 0.26%
• 6M: 0.10%
• 1Y: 5.06%
• 3Y*: 3.68%
• 5Y*: -0.19%
• 10Y*: 1.68%

*Multi-year figures are annualized to reflect compound growth (CAGR)

DUTMX vs. CMPIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
DUTMX Dupree Taxable Municipal Bond Fund	0.88%	6.44%	1.09%	6.83%	-25.27%	0.28%	6.24%	6.66%	2.04%	5.12%
CMPIX Principal Core Fixed Income	0.26%	6.76%	1.26%	4.89%	-13.34%	-2.03%	7.84%	8.59%	-0.24%	4.16%

Correlation

The correlation between DUTMX and CMPIX is 0.87, 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	0.87
Correlation (3Y) Calculated over the trailing 3-year period	0.88
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (10Y) Calculated over the trailing 10-year period	0.83
Correlation (All Time) Calculated using the full available price history since Nov 5, 2010	0.80

The correlation between DUTMX and CMPIX has been stable across timeframes, ranging from 0.80 to 0.88 - a consistent structural relationship.

Return for Risk

DUTMX vs. CMPIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

DUTMX

DUTMX Risk / Return Rank: 19
DUTMX Sharpe Ratio Rank: 18
DUTMX Sortino Ratio Rank: 19
DUTMX Omega Ratio Rank: 17
DUTMX Calmar Ratio Rank: 22
DUTMX Martin Ratio Rank: 20

CMPIX

CMPIX Risk / Return Rank: 20
CMPIX Sharpe Ratio Rank: 20
CMPIX Sortino Ratio Rank: 20
CMPIX Omega Ratio Rank: 20
CMPIX Calmar Ratio Rank: 21
CMPIX Martin Ratio Rank: 19

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

DUTMX vs. CMPIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dupree Taxable Municipal Bond Fund (DUTMX) and Principal Core Fixed Income (CMPIX). 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.

	DUTMX	CMPIX	Difference
Sharpe ratio: Return per unit of total volatility	1.21	1.29	-0.08
Sortino ratio: Return per unit of downside risk	1.82	1.89	-0.07
Omega ratio: Gain probability vs. loss probability	1.22	1.23	-0.01
Calmar ratio: Return relative to maximum drawdown	1.71	1.71	0.00
Martin ratio: Return relative to average drawdown	5.24	5.17	+0.08
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

DUTMX vs. CMPIX - Sharpe Ratio Comparison

The current DUTMX Sharpe Ratio is 1.21, which is comparable to the CMPIX Sharpe Ratio of 1.29. The chart below compares the historical Sharpe Ratios of DUTMX and CMPIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	DUTMX	CMPIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.21	1.29	-0.08
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.26	-0.03	-0.23
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.06	0.35	-0.29
Sharpe Ratio (All Time) Calculated using the full available price history	0.37	0.98	-0.61

Drawdowns

DUTMX vs. CMPIX - Drawdown Comparison

The maximum DUTMX drawdown since its inception was -30.53%, which is greater than CMPIX's maximum drawdown of -18.80%. Use the drawdown chart below to compare losses from any high point for DUTMX and CMPIX.

Drawdown Indicators

	DUTMX	CMPIX	Difference
Max Drawdown Largest peak-to-trough decline	-30.53%	-18.80%	-11.73%
Max Drawdown (1Y) Largest decline over 1 year	-4.05%	-2.97%	-1.08%
Max Drawdown (3Y) Largest decline over 3 years	-8.67%	-6.58%	-2.09%
Max Drawdown (5Y) Largest decline over 5 years	-30.53%	-18.51%	-12.02%
Max Drawdown (10Y) Largest decline over 10 years	-30.53%	-18.80%	-11.73%
Current Drawdown Current decline from peak	-14.81%	-3.49%	-11.32%
Average Drawdown Average peak-to-trough decline	-6.94%	-2.48%	-4.46%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.32%	0.98%	+0.34%

Volatility

DUTMX vs. CMPIX - Volatility Comparison

Dupree Taxable Municipal Bond Fund (DUTMX) has a higher volatility of 1.91% compared to Principal Core Fixed Income (CMPIX) at 1.42%. This indicates that DUTMX's price experiences larger fluctuations and is considered to be riskier than CMPIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DUTMX	CMPIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.91%	1.42%	+0.49%
Volatility (6M) Calculated over the trailing 6-month period	3.87%	2.93%	+0.94%
Volatility (1Y) Calculated over the trailing 1-year period	5.75%	3.96%	+1.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.83%	5.81%	+3.02%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.08%	4.82%	+2.26%

DUTMX vs. CMPIX - Expense Ratio Comparison

DUTMX has a 1.00% expense ratio, which is higher than CMPIX's 0.74% expense ratio.

Dividends

DUTMX vs. CMPIX - Dividend Comparison

DUTMX's dividend yield for the trailing twelve months is around 4.49%, more than CMPIX's 3.43% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CMPIX Principal Core Fixed Income	3.43%	3.35%	3.27%	2.37%	2.10%	1.94%	2.11%	2.71%	3.19%	2.91%	3.17%	3.29%
DUTMX Dupree Taxable Municipal Bond Fund	4.49%	4.57%	4.26%	4.02%	4.28%	2.32%	4.69%	5.18%	5.04%	4.89%	4.84%	4.77%

Frequently Asked Questions

Can I hold both DUTMX and CMPIX in my portfolio?

DUTMX and CMPIX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DUTMX or CMPIX?

DUTMX has higher volatility (1.91%) compared to CMPIX (1.42%). In terms of maximum drawdown, DUTMX dropped -30.53% vs CMPIX's -18.80%.

Which has better risk-adjusted returns?

CMPIX currently has the higher Sharpe Ratio (1.29 vs 1.21), 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.