HNACX vs. FXAIX

Last updated Jun 4, 2026

HNACX (Harbor Capital Appreciation Fund Retirement Class) and FXAIX (Fidelity 500 Index Fund) are both mutual funds - HNACX is a Large Cap Growth Equities fund managed by Harbor, while FXAIX is a S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, HNACX returned 15.23%/yr vs 14.28%/yr for FXAIX. Their correlation of 0.87 suggests significant overlap in exposure. HNACX charges 0.57%/yr vs 0.02%/yr for FXAIX.

Performance

HNACX vs. FXAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Harbor Capital Appreciation Fund Retirement Class (HNACX) 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, HNACX achieves a 9.63% return, which is significantly lower than FXAIX's 11.71% return.

HNACX

• 1D: -0.68%
• 1M: 7.51%
• YTD: 9.63%
• 6M: 8.26%
• 1Y: 21.43%
• 3Y*: 28.99%
• 5Y*: 15.23%
• 10Y*: —

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)

HNACX vs. FXAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
HNACX Harbor Capital Appreciation Fund Retirement Class	9.63%	14.04%	46.43%	53.86%	-37.67%	15.43%	54.82%	33.53%	-1.24%	35.33%
FXAIX Fidelity 500 Index Fund	11.71%	17.84%	25.01%	26.29%	-18.14%	28.71%	18.42%	31.48%	-4.43%	20.80%

Correlation

The correlation between HNACX and FXAIX is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.91
Correlation (3Y) Calculated over the trailing 3-year period	0.88
Correlation (5Y) Calculated over the trailing 5-year period	0.90
Correlation (All Time) Calculated using the full available price history since Jan 4, 2017	0.87

The correlation between HNACX and FXAIX has been stable across timeframes, ranging from 0.87 to 0.91 - a consistent structural relationship.

Return for Risk

HNACX vs. FXAIX — Risk / Return Rank

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

HNACX

HNACX Risk / Return Rank: 18
HNACX Sharpe Ratio Rank: 22
HNACX Sortino Ratio Rank: 20
HNACX Omega Ratio Rank: 21
HNACX Calmar Ratio Rank: 13
HNACX Martin Ratio Rank: 13

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.

HNACX vs. FXAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Harbor Capital Appreciation Fund Retirement Class (HNACX) 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.

	HNACX	FXAIX	Difference
Sharpe ratio Return per unit of total volatility	1.35	2.52	-1.17
Sortino ratio Return per unit of downside risk	1.89	3.42	-1.53
Omega ratio Gain probability vs. loss probability	1.24	1.46	-0.22
Calmar ratio Return relative to maximum drawdown	1.23	3.36	-2.13
Martin ratio Return relative to average drawdown	3.89	15.70	-11.81
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

HNACX vs. FXAIX - Sharpe Ratio Comparison

The current HNACX Sharpe Ratio is 1.35, which is lower than the FXAIX Sharpe Ratio of 2.52. The chart below compares the historical Sharpe Ratios of HNACX 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

	HNACX	FXAIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.35	2.52	-1.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.59	0.85	-0.26
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.81	0.82	-0.01

Drawdowns

HNACX vs. FXAIX - Drawdown Comparison

The maximum HNACX drawdown since its inception was -43.46%, which is greater than FXAIX's maximum drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for HNACX and FXAIX.

Drawdown Indicators

	HNACX	FXAIX	Difference
Max Drawdown Largest peak-to-trough decline	-43.46%	-33.79%	-9.67%
Max Drawdown (1Y) Largest decline over 1 year	-17.94%	-8.89%	-9.05%
Max Drawdown (3Y) Largest decline over 3 years	-27.32%	-18.76%	-8.56%
Max Drawdown (5Y) Largest decline over 5 years	-43.46%	-24.50%	-18.96%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.79%	—
Current Drawdown Current decline from peak	-0.68%	0.00%	-0.68%
Average Drawdown Average peak-to-trough decline	-9.56%	-3.79%	-5.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.67%	1.90%	+3.77%

Volatility

HNACX vs. FXAIX - Volatility Comparison

Harbor Capital Appreciation Fund Retirement Class (HNACX) has a higher volatility of 3.84% compared to Fidelity 500 Index Fund (FXAIX) at 2.83%. This indicates that HNACX's price experiences larger fluctuations and is considered to be riskier than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	HNACX	FXAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.84%	2.83%	+1.01%
Volatility (6M) Calculated over the trailing 6-month period	12.37%	8.97%	+3.40%
Volatility (1Y) Calculated over the trailing 1-year period	16.36%	11.86%	+4.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.80%	16.91%	+8.89%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.88%	18.07%	+6.81%

HNACX vs. FXAIX - Expense Ratio Comparison

HNACX has a 0.57% expense ratio, which is higher than FXAIX's 0.02% expense ratio.

Dividends

HNACX vs. FXAIX - Dividend Comparison

HNACX's dividend yield for the trailing twelve months is around 10.21%, 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%
HNACX Harbor Capital Appreciation Fund Retirement Class	10.21%	11.19%	21.66%	0.00%	0.00%	18.62%	12.25%	8.97%	11.07%	11.64%	0.00%	0.00%

Frequently Asked Questions

Can I hold both HNACX and FXAIX in my portfolio?

With a correlation of 0.91, HNACX and FXAIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, HNACX or FXAIX?

HNACX has higher volatility (3.84%) compared to FXAIX (2.83%). In terms of maximum drawdown, HNACX dropped -43.46% vs FXAIX's -33.79%.

Which has better risk-adjusted returns?

FXAIX currently has the higher Sharpe Ratio (2.52 vs 1.35), 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.