CMPGX vs. PDMIX

Last updated Apr 2, 2026

Compare and contrast key facts about Principal Government & High Quality Bond Fund (CMPGX) and PIMCO GNMA and Government Securities Fund (PDMIX).

CMPGX is managed by Principal Funds. It was launched on May 3, 1984. PDMIX is managed by PIMCO. It was launched on Jul 30, 1997.

Performance

CMPGX vs. PDMIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Principal Government & High Quality Bond Fund (CMPGX) and PIMCO GNMA and Government Securities Fund (PDMIX). The values are adjusted to include any dividend payments, if applicable.

CMPGX vs. PDMIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CMPGX Principal Government & High Quality Bond Fund	0.03%	7.56%	0.46%	3.98%	-12.34%	-1.80%	2.50%	6.12%	0.52%	1.36%
PDMIX PIMCO GNMA and Government Securities Fund	0.60%	8.43%	1.59%	6.03%	-13.96%	-0.65%	5.78%	6.57%	0.83%	2.06%

Returns By Period

In the year-to-date period, CMPGX achieves a 0.03% return, which is significantly lower than PDMIX's 0.60% return. Over the past 10 years, CMPGX has underperformed PDMIX with an annualized return of 0.61%, while PDMIX has yielded a comparatively higher 1.55% annualized return.

CMPGX

• 1D: 0.33%
• 1M: -1.62%
• YTD: 0.03%
• 6M: 0.99%
• 1Y: 4.22%
• 3Y*: 3.09%
• 5Y*: -0.55%
• 10Y*: 0.61%

PDMIX

• 1D: 0.42%
• 1M: -1.55%
• YTD: 0.60%
• 6M: 1.74%
• 1Y: 4.92%
• 3Y*: 4.41%
• 5Y*: 0.18%
• 10Y*: 1.55%

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

CMPGX vs. PDMIX - Expense Ratio Comparison

CMPGX has a 0.78% expense ratio, which is higher than PDMIX's 0.50% expense ratio.

CMPGX

Principal Government & High Quality Bond Fund

PDMIX

PIMCO GNMA and Government Securities Fund

Return for Risk

CMPGX vs. PDMIX — Risk / Return Rank

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

CMPGX

CMPGX Risk / Return Rank: 37
CMPGX Sharpe Ratio Rank: 39
CMPGX Sortino Ratio Rank: 34
CMPGX Omega Ratio Rank: 26
CMPGX Calmar Ratio Rank: 52
CMPGX Martin Ratio Rank: 32

PDMIX

PDMIX Risk / Return Rank: 56
PDMIX Sharpe Ratio Rank: 54
PDMIX Sortino Ratio Rank: 53
PDMIX Omega Ratio Rank: 41
PDMIX Calmar Ratio Rank: 78
PDMIX Martin Ratio Rank: 53

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.

CMPGX vs. PDMIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Principal Government & High Quality Bond Fund (CMPGX) and PIMCO GNMA and Government Securities Fund (PDMIX). 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.

	CMPGX	PDMIX	Difference
Sharpe ratio Return per unit of total volatility	0.93	1.07	-0.14
Sortino ratio Return per unit of downside risk	1.32	1.54	-0.23
Omega ratio Gain probability vs. loss probability	1.17	1.20	-0.03
Calmar ratio Return relative to maximum drawdown	1.52	2.00	-0.48
Martin ratio Return relative to average drawdown	4.29	5.63	-1.34
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CMPGX vs. PDMIX - Sharpe Ratio Comparison

The current CMPGX Sharpe Ratio is 0.93, which is comparable to the PDMIX Sharpe Ratio of 1.07. The chart below compares the historical Sharpe Ratios of CMPGX and PDMIX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	CMPGX	PDMIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.93	1.07	-0.14
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.08	0.03	-0.11
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.12	0.31	-0.19
Sharpe Ratio (All Time) Calculated using the full available price history	0.83	1.04	-0.21

Correlation

The correlation between CMPGX and PDMIX is 0.85, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

CMPGX vs. PDMIX - Dividend Comparison

CMPGX's dividend yield for the trailing twelve months is around 3.23%, less than PDMIX's 3.93% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CMPGX Principal Government & High Quality Bond Fund	3.23%	3.44%	2.84%	2.19%	1.35%	1.08%	2.00%	2.43%	2.65%	3.30%	3.76%	2.96%
PDMIX PIMCO GNMA and Government Securities Fund	3.93%	4.29%	4.66%	3.76%	3.84%	2.03%	2.40%	3.41%	3.10%	2.96%	2.93%	2.14%

Drawdowns

CMPGX vs. PDMIX - Drawdown Comparison

The maximum CMPGX drawdown since its inception was -19.56%, roughly equal to the maximum PDMIX drawdown of -18.64%. Use the drawdown chart below to compare losses from any high point for CMPGX and PDMIX.

Drawdown Indicators

	CMPGX	PDMIX	Difference
Max Drawdown Largest peak-to-trough decline	-19.56%	-18.64%	-0.92%
Max Drawdown (1Y) Largest decline over 1 year	-3.35%	-3.25%	-0.10%
Max Drawdown (5Y) Largest decline over 5 years	-19.17%	-18.59%	-0.58%
Max Drawdown (10Y) Largest decline over 10 years	-19.56%	-18.64%	-0.92%
Current Drawdown Current decline from peak	-3.64%	-1.96%	-1.68%
Average Drawdown Average peak-to-trough decline	-2.41%	-1.75%	-0.66%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.19%	1.16%	+0.03%

Volatility

CMPGX vs. PDMIX - Volatility Comparison

Principal Government & High Quality Bond Fund (CMPGX) and PIMCO GNMA and Government Securities Fund (PDMIX) have volatilities of 1.93% and 1.92%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CMPGX	PDMIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.93%	1.92%	+0.01%
Volatility (6M) Calculated over the trailing 6-month period	2.81%	2.85%	-0.04%
Volatility (1Y) Calculated over the trailing 1-year period	4.93%	5.06%	-0.13%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.59%	6.60%	-0.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.94%	5.02%	-0.08%