HNMVX vs. ACLAX

Last updated Jul 29, 2026

HNMVX (Harbor Mid Cap Value Fund Retirement Class) and ACLAX (American Century Mid Cap Value Fund A Class) are both Mid Cap Value Equities funds. Over the past 10 years, HNMVX returned 10.88%/yr vs 8.99%/yr for ACLAX. Their correlation of 0.93 means they have usually moved in the same direction. HNMVX charges 0.77%/yr vs 1.22%/yr for ACLAX.

Performance

HNMVX vs. ACLAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Harbor Mid Cap Value Fund Retirement Class (HNMVX) and American Century Mid Cap Value Fund A Class (ACLAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, HNMVX achieves a 23.81% return, which is significantly higher than ACLAX's 15.09% return. Over the past 10 years, HNMVX has outperformed ACLAX with an annualized return of 10.88%, while ACLAX has yielded a comparatively lower 8.99% annualized return.

HNMVX

• 1D: 1.83%
• 1M: 3.47%
• 6M: 18.21%
• YTD: 23.81%
• 1Y: 36.73%
• 3Y*: 19.26%
• 5Y*: 13.39%
• 10Y*: 10.88%
• ALL TIME*: 11.45%

ACLAX

• 1D: 0.48%
• 1M: 2.81%
• 6M: 10.66%
• YTD: 15.09%
• 1Y: 17.93%
• 3Y*: 10.94%
• 5Y*: 8.38%
• 10Y*: 8.99%
• ALL TIME*: 9.05%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ACLAX American Century Mid Cap Value Fund A Class	$0.00	$0.00	$0.00
HNMVX Harbor Mid Cap Value Fund Retirement Class	$0.00	$0.00	$0.00

HNMVX vs. ACLAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
HNMVX Harbor Mid Cap Value Fund Retirement Class	23.81%	16.06%	12.22%	16.52%	-5.58%	30.06%	-3.70%	23.06%	-17.76%	12.09%
ACLAX American Century Mid Cap Value Fund A Class	15.09%	8.52%	8.18%	5.93%	-1.53%	23.01%	1.44%	28.55%	-12.93%	11.31%

Correlation

The correlation between HNMVX and ACLAX is 0.87, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.87
Correlation (3Y) Balances recent behavior with more history.	0.89
Correlation (5Y) Shows whether the relationship held over a longer period.	0.92
Correlation (10Y) Provides a long-term view across more market conditions.	0.93
Correlation (All Time) Calculated using the full available price history since Mar 1, 2016	0.93

The correlation between HNMVX and ACLAX has been stable across timeframes, ranging from 0.87 to 0.93 - a consistent structural relationship.

Return for Risk

HNMVX vs. ACLAX — Risk / Return Rank

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

HNMVX

HNMVX Risk / Return Rank: 95
HNMVX Sharpe Ratio Rank: 97
HNMVX Sortino Ratio Rank: 95
HNMVX Omega Ratio Rank: 90
HNMVX Calmar Ratio Rank: 97
HNMVX Martin Ratio Rank: 97

ACLAX

ACLAX Risk / Return Rank: 55
ACLAX Sharpe Ratio Rank: 57
ACLAX Sortino Ratio Rank: 64
ACLAX Omega Ratio Rank: 52
ACLAX Calmar Ratio Rank: 57
ACLAX Martin Ratio Rank: 45

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.

HNMVX vs. ACLAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Harbor Mid Cap Value Fund Retirement Class (HNMVX) and American Century Mid Cap Value Fund A Class (ACLAX). 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.

	HNMVX	ACLAX	Difference
Sharpe ratio: Return per unit of total volatility	2.78	1.45	+1.34
Sortino ratio: Return per unit of downside risk	4.09	2.21	+1.87
Omega ratio: Gain probability vs. loss probability	1.50	1.25	+0.24
Calmar ratio: Return relative to maximum drawdown	5.32	2.00	+3.32
Martin ratio: Return relative to average drawdown	19.74	6.47	+13.27

HNMVX vs. ACLAX - Sharpe Ratio Comparison

The current HNMVX Sharpe Ratio is 2.78, which is higher than the ACLAX Sharpe Ratio of 1.45. The chart below compares the historical Sharpe Ratios of HNMVX and ACLAX, 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

HNMVX vs. ACLAX - Drawdown Comparison

The maximum HNMVX drawdown since its inception was -51.33%, roughly equal to the maximum ACLAX drawdown of -51.37%. Use the drawdown chart below to compare losses from any high point for HNMVX and ACLAX.

Drawdown Indicators

	HNMVX	ACLAX	Difference
Max Drawdown Largest peak-to-trough decline	-51.33%	-51.37%	+0.04%
Max Drawdown (1Y) Largest decline over 1 year	-6.84%	-8.50%	+1.66%
Max Drawdown (3Y) Largest decline over 3 years	-21.00%	-14.67%	-6.33%
Max Drawdown (5Y) Largest decline over 5 years	-21.00%	-17.55%	-3.45%
Max Drawdown (10Y) Largest decline over 10 years	-51.33%	-39.24%	-12.09%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-7.04%	-6.22%	-0.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.85%	2.64%	-0.79%

Volatility

HNMVX vs. ACLAX - Volatility Comparison

Harbor Mid Cap Value Fund Retirement Class (HNMVX) and American Century Mid Cap Value Fund A Class (ACLAX) have volatilities of 2.89% and 3.03%, 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

	HNMVX	ACLAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.89%	3.03%	-0.14%
Volatility (6M) Calculated over the trailing 6-month period	8.94%	8.47%	+0.47%
Volatility (1Y) Calculated over the trailing 1-year period	13.11%	11.77%	+1.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.71%	14.57%	+4.14%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.86%	17.41%	+4.45%

HNMVX vs. ACLAX - Expense Ratio Comparison

HNMVX has a 0.77% expense ratio, which is lower than ACLAX's 1.22% expense ratio.

Dividends

HNMVX vs. ACLAX - Dividend Comparison

HNMVX's dividend yield for the trailing twelve months is around 7.08%, less than ACLAX's 12.54% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ACLAX American Century Mid Cap Value Fund A Class	12.54%	14.24%	8.53%	5.01%	14.77%	15.72%	1.62%	1.23%	14.17%	9.25%	3.82%	10.86%
HNMVX Harbor Mid Cap Value Fund Retirement Class	7.08%	8.77%	5.87%	7.28%	8.35%	1.35%	2.43%	3.21%	8.52%	3.91%	3.11%	0.00%

Frequently Asked Questions

Can I hold both HNMVX and ACLAX in my portfolio?

HNMVX and ACLAX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, HNMVX or ACLAX?

ACLAX has higher volatility (3.03%) compared to HNMVX (2.89%). In terms of maximum drawdown, HNMVX dropped -51.33% vs ACLAX's -51.37%.

Which has better risk-adjusted returns?

HNMVX currently has the higher Sharpe Ratio (2.78 vs 1.45), 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.