TYHYX vs. PIODX

Last updated Jun 23, 2026

TYHYX (Pioneer High Yield Fund) and PIODX (Pioneer Fund) are both mutual funds - TYHYX is a High Yield Bonds fund managed by Amundi, while PIODX is a Large Cap Blend Equities fund managed by Amundi. Over the past 10 years, TYHYX returned 4.80%/yr vs 16.57%/yr for PIODX. A 0.59 correlation means they provide meaningful diversification when combined. TYHYX charges 0.85%/yr vs 1.06%/yr for PIODX.

Performance

TYHYX vs. PIODX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Pioneer High Yield Fund (TYHYX) and Pioneer Fund (PIODX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TYHYX achieves a 1.85% return, which is significantly lower than PIODX's 10.61% return. Over the past 10 years, TYHYX has underperformed PIODX with an annualized return of 4.80%, while PIODX has yielded a comparatively higher 16.57% annualized return.

TYHYX

• 1D: -0.11%
• 1M: 0.84%
• YTD: 1.85%
• 6M: 2.45%
• 1Y: 6.84%
• 3Y*: 7.12%
• 5Y*: 3.06%
• 10Y*: 4.80%

PIODX

• 1D: 1.08%
• 1M: -0.72%
• YTD: 10.61%
• 6M: 9.91%
• 1Y: 30.88%
• 3Y*: 23.93%
• 5Y*: 14.21%
• 10Y*: 16.57%

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

TYHYX vs. PIODX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TYHYX Pioneer High Yield Fund	1.85%	7.99%	6.55%	9.17%	-11.19%	5.99%	3.35%	14.36%	-3.30%	7.87%
PIODX Pioneer Fund	10.61%	23.30%	22.62%	28.45%	-19.43%	27.40%	24.01%	31.04%	-1.48%	21.79%

Correlation

The correlation between TYHYX and PIODX is 0.50, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.50
Correlation (3Y) Calculated over the trailing 3-year period	0.47
Correlation (5Y) Calculated over the trailing 5-year period	0.47
Correlation (10Y) Calculated over the trailing 10-year period	0.47
Correlation (All Time) Calculated using the full available price history since Feb 18, 1998	0.59

The correlation between TYHYX and PIODX shifts across timeframes, from 0.47 (10 years) to 0.59 (all time), reflecting how their relationship changes across market environments.

Return for Risk

TYHYX vs. PIODX — Risk / Return Rank

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

TYHYX

TYHYX Risk / Return Rank: 72
TYHYX Sharpe Ratio Rank: 60
TYHYX Sortino Ratio Rank: 82
TYHYX Omega Ratio Rank: 81
TYHYX Calmar Ratio Rank: 58
TYHYX Martin Ratio Rank: 79

PIODX

PIODX Risk / Return Rank: 54
PIODX Sharpe Ratio Rank: 48
PIODX Sortino Ratio Rank: 43
PIODX Omega Ratio Rank: 43
PIODX Calmar Ratio Rank: 67
PIODX Martin Ratio Rank: 69

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.

TYHYX vs. PIODX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Pioneer High Yield Fund (TYHYX) 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.

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.

	TYHYX	PIODX	Difference
Sharpe ratio: Return per unit of total volatility	2.09	1.90	+0.19
Sortino ratio: Return per unit of downside risk	3.56	2.54	+1.02
Omega ratio: Gain probability vs. loss probability	1.49	1.33	+0.16
Calmar ratio: Return relative to maximum drawdown	2.80	3.02	-0.21
Martin ratio: Return relative to average drawdown	13.75	12.52	+1.24

TYHYX vs. PIODX - Sharpe Ratio Comparison

The current TYHYX Sharpe Ratio is 2.09, which is comparable to the PIODX Sharpe Ratio of 1.90. The chart below compares the historical Sharpe Ratios of TYHYX 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.

Drawdowns

TYHYX vs. PIODX - Drawdown Comparison

The maximum TYHYX drawdown since its inception was -40.86%, smaller than the maximum PIODX drawdown of -53.40%. Use the drawdown chart below to compare losses from any high point for TYHYX and PIODX.

Drawdown Indicators

	TYHYX	PIODX	Difference
Max Drawdown Largest peak-to-trough decline	-40.86%	-53.40%	+12.54%
Max Drawdown (1Y) Largest decline over 1 year	-2.49%	-9.99%	+7.50%
Max Drawdown (3Y) Largest decline over 3 years	-4.19%	-21.52%	+17.33%
Max Drawdown (5Y) Largest decline over 5 years	-14.11%	-26.55%	+12.44%
Max Drawdown (10Y) Largest decline over 10 years	-23.73%	-30.14%	+6.41%
Current Drawdown Current decline from peak	-0.23%	-2.41%	+2.18%
Average Drawdown Average peak-to-trough decline	-3.98%	-8.59%	+4.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.51%	2.41%	-1.90%

Volatility

TYHYX vs. PIODX - Volatility Comparison

The current volatility for Pioneer High Yield Fund (TYHYX) is 0.89%, while Pioneer Fund (PIODX) has a volatility of 6.20%. This indicates that TYHYX 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

	TYHYX	PIODX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.89%	6.20%	-5.31%
Volatility (6M) Calculated over the trailing 6-month period	2.79%	12.39%	-9.60%
Volatility (1Y) Calculated over the trailing 1-year period	3.35%	15.91%	-12.56%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.47%	19.30%	-14.83%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.22%	18.93%	-13.71%

TYHYX vs. PIODX - Expense Ratio Comparison

TYHYX has a 0.85% expense ratio, which is lower than PIODX's 1.06% expense ratio.

Dividends

TYHYX vs. PIODX - Dividend Comparison

TYHYX's dividend yield for the trailing twelve months is around 5.81%, less than PIODX's 9.00% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PIODX Pioneer Fund	9.00%	10.04%	14.17%	2.86%	4.13%	16.18%	5.82%	9.37%	15.37%	21.35%	20.51%	14.53%
TYHYX Pioneer High Yield Fund	5.81%	5.91%	4.13%	4.10%	5.23%	4.44%	5.23%	5.17%	5.13%	4.97%	5.12%	6.29%

Frequently Asked Questions

Can I hold both TYHYX and PIODX in my portfolio?

TYHYX and PIODX have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TYHYX or PIODX?

PIODX has higher volatility (6.20%) compared to TYHYX (0.89%). In terms of maximum drawdown, TYHYX dropped -40.86% vs PIODX's -53.40%.

Which has better risk-adjusted returns?

TYHYX currently has the higher Sharpe Ratio (2.09 vs 1.90), 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.