MYFRX vs. PIODX

Last updated Jun 5, 2026

MYFRX (Pioneer Multi-Asset Ultrashort Income Fund) and PIODX (Pioneer Fund) are both mutual funds - MYFRX is a Ultrashort Bond fund managed by Amundi, while PIODX is a Large Cap Blend Equities fund managed by Amundi. Over the past 10 years, MYFRX returned 2.84%/yr vs 16.62%/yr for PIODX. At a 0.05 correlation, their price movements are largely independent. MYFRX charges 0.44%/yr vs 1.06%/yr for PIODX.

Performance

MYFRX vs. PIODX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Pioneer Multi-Asset Ultrashort Income Fund (MYFRX) and Pioneer Fund (PIODX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MYFRX achieves a 1.73% return, which is significantly lower than PIODX's 12.16% return. Over the past 10 years, MYFRX has underperformed PIODX with an annualized return of 2.84%, while PIODX has yielded a comparatively higher 16.62% annualized return.

MYFRX

• 1D: 0.00%
• 1M: 0.37%
• YTD: 1.73%
• 6M: 2.14%
• 1Y: 4.36%
• 3Y*: 5.33%
• 5Y*: 3.91%
• 10Y*: 2.84%

PIODX

• 1D: -1.04%
• 1M: 1.29%
• YTD: 12.16%
• 6M: 11.60%
• 1Y: 33.20%
• 3Y*: 25.61%
• 5Y*: 14.08%
• 10Y*: 16.62%

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

MYFRX vs. PIODX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MYFRX Pioneer Multi-Asset Ultrashort Income Fund	1.73%	4.68%	6.25%	6.32%	0.26%	1.56%	-0.51%	3.34%	1.80%	1.80%
PIODX Pioneer Fund	12.16%	23.30%	22.62%	28.45%	-19.43%	27.40%	24.01%	31.04%	-1.48%	21.79%

Correlation

The correlation between MYFRX and PIODX is 0.03, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.03
Correlation (3Y) Calculated over the trailing 3-year period	0.04
Correlation (5Y) Calculated over the trailing 5-year period	0.07
Correlation (10Y) Calculated over the trailing 10-year period	0.06
Correlation (All Time) Calculated using the full available price history since May 2, 2011	0.05

Return for Risk

MYFRX vs. PIODX — Risk / Return Rank

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

MYFRX

MYFRX Risk / Return Rank: 98
MYFRX Sharpe Ratio Rank: 92
MYFRX Sortino Ratio Rank: 99
MYFRX Omega Ratio Rank: 99
MYFRX Calmar Ratio Rank: 99
MYFRX Martin Ratio Rank: 99

PIODX

PIODX Risk / Return Rank: 62
PIODX Sharpe Ratio Rank: 57
PIODX Sortino Ratio Rank: 51
PIODX Omega Ratio Rank: 49
PIODX Calmar Ratio Rank: 75
PIODX Martin Ratio Rank: 78

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.

MYFRX vs. PIODX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Pioneer Multi-Asset Ultrashort Income Fund (MYFRX) and Pioneer Fund (PIODX). 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.

	MYFRX	PIODX	Difference
Sharpe ratio: Return per unit of total volatility	3.09	2.23	+0.86
Sortino ratio: Return per unit of downside risk	10.60	3.01	+7.59
Omega ratio: Gain probability vs. loss probability	3.64	1.38	+2.26
Calmar ratio: Return relative to maximum drawdown	14.49	3.36	+11.13
Martin ratio: Return relative to average drawdown	53.81	14.64	+39.17
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MYFRX vs. PIODX - Sharpe Ratio Comparison

The current MYFRX Sharpe Ratio is 3.09, which is higher than the PIODX Sharpe Ratio of 2.23. The chart below compares the historical Sharpe Ratios of MYFRX and PIODX, 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

	MYFRX	PIODX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.09	2.23	+0.86
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	2.45	0.74	+1.71
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.55	0.88	+0.66
Sharpe Ratio (All Time) Calculated using the full available price history	1.48	0.53	+0.95

Drawdowns

MYFRX vs. PIODX - Drawdown Comparison

The maximum MYFRX drawdown since its inception was -10.08%, smaller than the maximum PIODX drawdown of -53.40%. Use the drawdown chart below to compare losses from any high point for MYFRX and PIODX.

Drawdown Indicators

	MYFRX	PIODX	Difference
Max Drawdown Largest peak-to-trough decline	-10.08%	-53.40%	+43.32%
Max Drawdown (1Y) Largest decline over 1 year	-0.31%	-9.99%	+9.68%
Max Drawdown (3Y) Largest decline over 3 years	-0.73%	-21.52%	+20.79%
Max Drawdown (5Y) Largest decline over 5 years	-1.52%	-26.55%	+25.03%
Max Drawdown (10Y) Largest decline over 10 years	-10.08%	-30.14%	+20.06%
Current Drawdown Current decline from peak	0.00%	-1.04%	+1.04%
Average Drawdown Average peak-to-trough decline	-0.26%	-8.60%	+8.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.08%	2.29%	-2.21%

Volatility

MYFRX vs. PIODX - Volatility Comparison

The current volatility for Pioneer Multi-Asset Ultrashort Income Fund (MYFRX) is 0.39%, while Pioneer Fund (PIODX) has a volatility of 3.89%. This indicates that MYFRX experiences smaller price fluctuations and is considered to be less risky than PIODX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MYFRX	PIODX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.39%	3.89%	-3.50%
Volatility (6M) Calculated over the trailing 6-month period	0.97%	11.31%	-10.34%
Volatility (1Y) Calculated over the trailing 1-year period	1.45%	15.09%	-13.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.61%	19.16%	-17.55%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.84%	18.86%	-17.02%

MYFRX vs. PIODX - Expense Ratio Comparison

MYFRX has a 0.44% expense ratio, which is lower than PIODX's 1.06% expense ratio.

Dividends

MYFRX vs. PIODX - Dividend Comparison

MYFRX's dividend yield for the trailing twelve months is around 4.69%, less than PIODX's 8.94% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MYFRX Pioneer Multi-Asset Ultrashort Income Fund	4.69%	4.99%	5.63%	4.74%	2.35%	1.34%	1.92%	2.98%	2.60%	1.88%	1.77%	1.36%
PIODX Pioneer Fund	8.94%	10.04%	14.17%	2.86%	4.13%	16.18%	5.82%	9.37%	15.37%	21.35%	20.51%	14.53%

Frequently Asked Questions

Can I hold both MYFRX and PIODX in my portfolio?

MYFRX and PIODX have a correlation of 0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MYFRX or PIODX?

PIODX has higher volatility (3.89%) compared to MYFRX (0.39%). In terms of maximum drawdown, MYFRX dropped -10.08% vs PIODX's -53.40%.

Which has better risk-adjusted returns?

MYFRX currently has the higher Sharpe Ratio (3.09 vs 2.23), 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.