CMPIX vs. PCBIX
CMPIX (Principal Core Fixed Income) and PCBIX (Principal MidCap Fund Institutional Class) are both mutual funds - CMPIX is a Intermediate Core Bond fund managed by Principal, while PCBIX is a Mid Cap Growth Equities fund managed by Principal. Over the past 10 years, CMPIX returned 1.60%/yr vs 12.24%/yr for PCBIX. At a correlation of -0.06, they often move in opposite directions. CMPIX charges 0.74%/yr vs 0.67%/yr for PCBIX.
Performance
CMPIX vs. PCBIX - Performance Comparison
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Returns By Period
In the year-to-date period, CMPIX achieves a 0.03% return, which is significantly higher than PCBIX's -7.10% return. Over the past 10 years, CMPIX has underperformed PCBIX with an annualized return of 1.60%, while PCBIX has yielded a comparatively higher 12.24% annualized return.
CMPIX
- 1D
- 0.12%
- 1M
- 0.65%
- YTD
- 0.03%
- 6M
- 0.10%
- 1Y
- 3.71%
- 3Y*
- 3.56%
- 5Y*
- -0.36%
- 10Y*
- 1.60%
PCBIX
- 1D
- -0.20%
- 1M
- 2.50%
- YTD
- -7.10%
- 6M
- -8.62%
- 1Y
- -9.88%
- 3Y*
- 9.58%
- 5Y*
- 4.53%
- 10Y*
- 12.24%
CMPIX vs. PCBIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CMPIX Principal Core Fixed Income | 0.03% | 6.76% | 1.26% | 4.89% | -13.34% | -2.03% | 7.84% | 8.59% | -0.24% | 4.16% |
PCBIX Principal MidCap Fund Institutional Class | -7.10% | 1.62% | 23.63% | 25.92% | -23.16% | 25.22% | 18.25% | 49.40% | -6.86% | 25.32% |
Correlation
The correlation between CMPIX and PCBIX is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.41 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.31 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.22 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.09 |
Correlation (All Time) Calculated using the full available price history since Feb 28, 2001 | -0.06 |
The correlation between CMPIX and PCBIX shifts across timeframes, from -0.06 (all time) to 0.41 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
CMPIX vs. PCBIX — Risk / Return Rank
CMPIX
PCBIX
CMPIX vs. PCBIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Principal Core Fixed Income (CMPIX) and Principal MidCap Fund Institutional Class (PCBIX). 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.
| CMPIX | PCBIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.64 | ||
| Sortino ratioReturn per unit of downside risk | +2.30 | ||
| Omega ratioGain probability vs. loss probability | 1.18 | 0.91 | +0.27 |
| Calmar ratioReturn relative to maximum drawdown | 1.34 | -0.47 | +1.81 |
| Martin ratioReturn relative to average drawdown | 3.76 | -0.99 | +4.75 |
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Drawdowns
CMPIX vs. PCBIX - Drawdown Comparison
The maximum CMPIX drawdown since its inception was -18.80%, smaller than the maximum PCBIX drawdown of -50.25%. Use the drawdown chart below to compare losses from any high point for CMPIX and PCBIX.
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Drawdown Indicators
| CMPIX | PCBIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.80% | -50.25% | +31.45% |
Max Drawdown (1Y)Largest decline over 1 year | -2.97% | -19.29% | +16.32% |
Max Drawdown (3Y)Largest decline over 3 years | -6.58% | -19.29% | +12.71% |
Max Drawdown (5Y)Largest decline over 5 years | -18.51% | -31.17% | +12.66% |
Max Drawdown (10Y)Largest decline over 10 years | -18.80% | -40.56% | +21.76% |
Current DrawdownCurrent decline from peak | -3.71% | -13.17% | +9.46% |
Average DrawdownAverage peak-to-trough decline | -2.48% | -6.57% | +4.09% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.06% | 9.20% | -8.14% |
Volatility
CMPIX vs. PCBIX - Volatility Comparison
The current volatility for Principal Core Fixed Income (CMPIX) is 1.23%, while Principal MidCap Fund Institutional Class (PCBIX) has a volatility of 4.42%. This indicates that CMPIX experiences smaller price fluctuations and is considered to be less risky than PCBIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CMPIX | PCBIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.23% | 4.42% | -3.19% |
Volatility (6M)Calculated over the trailing 6-month period | 3.01% | 11.64% | -8.63% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.92% | 14.64% | -10.72% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.82% | 18.69% | -12.87% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.83% | 19.14% | -14.31% |
CMPIX vs. PCBIX - Expense Ratio Comparison
CMPIX has a 0.74% expense ratio, which is higher than PCBIX's 0.67% expense ratio.
Dividends
CMPIX vs. PCBIX - Dividend Comparison
CMPIX's dividend yield for the trailing twelve months is around 3.44%, less than PCBIX's 6.26% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CMPIX Principal Core Fixed Income | 3.44% | 3.35% | 3.27% | 2.37% | 2.10% | 1.94% | 2.11% | 2.71% | 3.19% | 2.91% | 3.17% | 3.29% |
PCBIX Principal MidCap Fund Institutional Class | 6.26% | 5.81% | 6.40% | 2.51% | 3.18% | 7.96% | 1.08% | 9.02% | 12.24% | 3.31% | 2.49% | 6.30% |
Frequently Asked Questions
CMPIX and PCBIX have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PCBIX has higher volatility (4.42%) compared to CMPIX (1.23%). In terms of maximum drawdown, CMPIX dropped -18.80% vs PCBIX's -50.25%.
CMPIX currently has the higher Sharpe Ratio (1.01 vs -0.63), 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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