HYHG vs. FXAIX

Last updated Jun 4, 2026

HYHG (ProShares High Yield-Interest Rate Hedged) and FXAIX (Fidelity 500 Index Fund) are both funds - HYHG is a High Yield Bonds fund tracking the Citi High Yield (Treasury Rate-Hedged) Index, while FXAIX is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 10 years, HYHG returned 6.17%/yr vs 15.66%/yr for FXAIX. A 0.53 correlation means they provide meaningful diversification when combined. HYHG charges 0.50%/yr vs 0.02%/yr for FXAIX.

Performance

HYHG vs. FXAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares High Yield-Interest Rate Hedged (HYHG) and Fidelity 500 Index Fund (FXAIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, HYHG achieves a 2.90% return, which is significantly lower than FXAIX's 11.71% return. Over the past 10 years, HYHG has underperformed FXAIX with an annualized return of 6.17%, while FXAIX has yielded a comparatively higher 15.66% annualized return.

HYHG

• 1D: -0.45%
• 1M: 0.22%
• YTD: 2.90%
• 6M: 3.60%
• 1Y: 7.32%
• 3Y*: 9.69%
• 5Y*: 6.96%
• 10Y*: 6.17%

FXAIX

• 1D: 0.13%
• 1M: 5.80%
• YTD: 11.71%
• 6M: 11.74%
• 1Y: 28.99%
• 3Y*: 22.75%
• 5Y*: 14.28%
• 10Y*: 15.66%

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

HYHG vs. FXAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
HYHG ProShares High Yield-Interest Rate Hedged	2.90%	5.31%	11.41%	14.69%	-1.71%	5.75%	0.16%	12.02%	-1.95%	3.76%
FXAIX Fidelity 500 Index Fund	11.71%	17.84%	25.01%	26.29%	-18.14%	28.71%	18.42%	31.48%	-4.43%	21.82%

Correlation

The correlation between HYHG and FXAIX is 0.36, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.36
Correlation (3Y) Calculated over the trailing 3-year period	0.43
Correlation (5Y) Calculated over the trailing 5-year period	0.56
Correlation (10Y) Calculated over the trailing 10-year period	0.56
Correlation (All Time) Calculated using the full available price history since May 24, 2013	0.53

The correlation between HYHG and FXAIX shifts across timeframes, from 0.36 (1 year) to 0.56 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

HYHG vs. FXAIX — Risk / Return Rank

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

HYHG

HYHG Risk / Return Rank: 49
HYHG Sharpe Ratio Rank: 36
HYHG Sortino Ratio Rank: 36
HYHG Omega Ratio Rank: 35
HYHG Calmar Ratio Rank: 72
HYHG Martin Ratio Rank: 65

FXAIX

FXAIX Risk / Return Rank: 73
FXAIX Sharpe Ratio Rank: 76
FXAIX Sortino Ratio Rank: 67
FXAIX Omega Ratio Rank: 67
FXAIX Calmar Ratio Rank: 74
FXAIX Martin Ratio Rank: 83

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.

HYHG vs. FXAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares High Yield-Interest Rate Hedged (HYHG) and Fidelity 500 Index Fund (FXAIX). 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.

	HYHG	FXAIX	Difference
Sharpe ratio: Return per unit of total volatility	1.32	2.52	-1.20
Sortino ratio: Return per unit of downside risk	1.93	3.42	-1.50
Omega ratio: Gain probability vs. loss probability	1.24	1.46	-0.22
Calmar ratio: Return relative to maximum drawdown	3.64	3.36	+0.28
Martin ratio: Return relative to average drawdown	11.96	15.70	-3.73
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

HYHG vs. FXAIX - Sharpe Ratio Comparison

The current HYHG Sharpe Ratio is 1.32, which is lower than the FXAIX Sharpe Ratio of 2.52. The chart below compares the historical Sharpe Ratios of HYHG and FXAIX, 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

	HYHG	FXAIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.32	2.52	-1.20
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.86	0.85	+0.01
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.68	0.87	-0.19
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	0.82	-0.36

Drawdowns

HYHG vs. FXAIX - Drawdown Comparison

The maximum HYHG drawdown since its inception was -25.71%, smaller than the maximum FXAIX drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for HYHG and FXAIX.

Drawdown Indicators

	HYHG	FXAIX	Difference
Max Drawdown Largest peak-to-trough decline	-25.71%	-33.79%	+8.08%
Max Drawdown (1Y) Largest decline over 1 year	-2.02%	-8.89%	+6.87%
Max Drawdown (3Y) Largest decline over 3 years	-7.47%	-18.76%	+11.29%
Max Drawdown (5Y) Largest decline over 5 years	-9.21%	-24.50%	+15.29%
Max Drawdown (10Y) Largest decline over 10 years	-25.71%	-33.79%	+8.08%
Current Drawdown Current decline from peak	-0.45%	0.00%	-0.45%
Average Drawdown Average peak-to-trough decline	-3.04%	-3.79%	+0.75%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.61%	1.90%	-1.29%

Volatility

HYHG vs. FXAIX - Volatility Comparison

The current volatility for ProShares High Yield-Interest Rate Hedged (HYHG) is 1.45%, while Fidelity 500 Index Fund (FXAIX) has a volatility of 2.83%. This indicates that HYHG experiences smaller price fluctuations and is considered to be less risky than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	HYHG	FXAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.45%	2.83%	-1.38%
Volatility (6M) Calculated over the trailing 6-month period	4.33%	8.97%	-4.64%
Volatility (1Y) Calculated over the trailing 1-year period	5.56%	11.86%	-6.30%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.16%	16.91%	-8.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.15%	18.07%	-8.92%

HYHG vs. FXAIX - Expense Ratio Comparison

HYHG has a 0.50% expense ratio, which is higher than FXAIX's 0.02% expense ratio.

Dividends

HYHG vs. FXAIX - Dividend Comparison

HYHG's dividend yield for the trailing twelve months is around 6.79%, more than FXAIX's 1.03% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FXAIX Fidelity 500 Index Fund	1.03%	1.11%	1.25%	1.45%	1.69%	1.22%	1.60%	2.06%	2.72%	1.97%	2.52%	2.83%
HYHG ProShares High Yield-Interest Rate Hedged	6.79%	6.97%	6.57%	6.07%	5.58%	4.54%	5.21%	6.06%	6.45%	5.57%	5.37%	6.37%

Frequently Asked Questions

Can I hold both HYHG and FXAIX in my portfolio?

HYHG and FXAIX have a correlation of 0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, HYHG or FXAIX?

FXAIX has higher volatility (2.83%) compared to HYHG (1.45%). In terms of maximum drawdown, HYHG dropped -25.71% vs FXAIX's -33.79%.

Which has better risk-adjusted returns?

FXAIX currently has the higher Sharpe Ratio (2.52 vs 1.32), 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.