ROSC vs. EPSB

Last updated Jun 4, 2026

ROSC (Hartford Multifactor Small Cap ETF) and EPSB (Harbor SMID Cap Core ETF) are both Small Cap Blend Equities funds. ROSC is passively managed, while EPSB is actively managed. Over the past year, ROSC returned 30.49% vs 29.37% for EPSB. Their correlation of 0.83 suggests significant overlap in exposure. ROSC charges 0.34%/yr vs 0.88%/yr for EPSB.

Performance

ROSC vs. EPSB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Hartford Multifactor Small Cap ETF (ROSC) and Harbor SMID Cap Core ETF (EPSB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ROSC achieves a 11.71% return, which is significantly lower than EPSB's 18.61% return.

ROSC

• 1D: -0.88%
• 1M: 0.50%
• YTD: 11.71%
• 6M: 12.39%
• 1Y: 30.49%
• 3Y*: 15.86%
• 5Y*: 8.05%
• 10Y*: 10.48%

EPSB

• 1D: 0.44%
• 1M: 2.40%
• YTD: 18.61%
• 6M: 19.57%
• 1Y: 29.37%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

ROSC vs. EPSB - Yearly Performance Comparison

	2026 (YTD)	2025
ROSC Hartford Multifactor Small Cap ETF	11.71%	20.22%
EPSB Harbor SMID Cap Core ETF	18.61%	13.67%

Correlation

The correlation between ROSC and EPSB is 0.82, 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	0.82
Correlation (All Time) Calculated using the full available price history since May 5, 2025	0.83

The correlation between ROSC and EPSB has been stable across timeframes, ranging from 0.82 to 0.83 - a consistent structural relationship.

ROSC vs. EPSB - Sectors Allocation Comparison

Sectors	ROSC	EPSB
Healthcare	20.1%	6.3%
Financial Services	18.7%	13.8%
Consumer Cyclical	14.1%	7.9%
Technology	12.1%	22.6%
Industrials	11.2%	29.9%
Consumer Defensive	6.6%	-
Real Estate	5.5%	6.1%
Energy	3.8%	3.2%
Communication Services	3.6%	-
Basic Materials	2.5%	7.1%
Utilities	1.9%	3.1%

Return for Risk

ROSC vs. EPSB — Risk / Return Rank

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

ROSC

ROSC Risk / Return Rank: 65
ROSC Sharpe Ratio Rank: 58
ROSC Sortino Ratio Rank: 62
ROSC Omega Ratio Rank: 57
ROSC Calmar Ratio Rank: 78
ROSC Martin Ratio Rank: 69

EPSB

EPSB Risk / Return Rank: 64
EPSB Sharpe Ratio Rank: 60
EPSB Sortino Ratio Rank: 65
EPSB Omega Ratio Rank: 57
EPSB Calmar Ratio Rank: 71
EPSB Martin Ratio Rank: 66

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.

ROSC vs. EPSB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Hartford Multifactor Small Cap ETF (ROSC) and Harbor SMID Cap Core ETF (EPSB). 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.

	ROSC	EPSB	Difference
Sharpe ratio: Return per unit of total volatility	1.97	1.98	0.00
Sortino ratio: Return per unit of downside risk	2.90	2.97	-0.07
Omega ratio: Gain probability vs. loss probability	1.35	1.34	0.00
Calmar ratio: Return relative to maximum drawdown	3.95	3.49	+0.46
Martin ratio: Return relative to average drawdown	12.81	11.84	+0.97
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ROSC vs. EPSB - Sharpe Ratio Comparison

The current ROSC Sharpe Ratio is 1.97, which is comparable to the EPSB Sharpe Ratio of 1.98. The chart below compares the historical Sharpe Ratios of ROSC and EPSB, 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

	ROSC	EPSB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.97	1.98	0.00
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.42	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.52	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	2.08	-1.62

Drawdowns

ROSC vs. EPSB - Drawdown Comparison

The maximum ROSC drawdown since its inception was -43.13%, which is greater than EPSB's maximum drawdown of -8.46%. Use the drawdown chart below to compare losses from any high point for ROSC and EPSB.

Drawdown Indicators

	ROSC	EPSB	Difference
Max Drawdown Largest peak-to-trough decline	-43.13%	-8.46%	-34.67%
Max Drawdown (1Y) Largest decline over 1 year	-7.75%	-8.46%	+0.71%
Max Drawdown (3Y) Largest decline over 3 years	-23.74%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-23.74%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-43.13%	—	—
Current Drawdown Current decline from peak	-1.76%	-0.31%	-1.45%
Average Drawdown Average peak-to-trough decline	-7.21%	-1.58%	-5.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.39%	2.49%	-0.10%

Volatility

ROSC vs. EPSB - Volatility Comparison

The current volatility for Hartford Multifactor Small Cap ETF (ROSC) is 3.54%, while Harbor SMID Cap Core ETF (EPSB) has a volatility of 4.44%. This indicates that ROSC experiences smaller price fluctuations and is considered to be less risky than EPSB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ROSC	EPSB	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.54%	4.44%	-0.90%
Volatility (6M) Calculated over the trailing 6-month period	10.30%	10.87%	-0.57%
Volatility (1Y) Calculated over the trailing 1-year period	15.56%	15.00%	+0.56%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.32%	15.38%	+3.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.28%	15.38%	+4.90%

ROSC vs. EPSB - Expense Ratio Comparison

ROSC has a 0.34% expense ratio, which is lower than EPSB's 0.88% expense ratio.

Dividends

ROSC vs. EPSB - Dividend Comparison

ROSC's dividend yield for the trailing twelve months is around 1.87%, more than EPSB's 1.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EPSB Harbor SMID Cap Core ETF	1.15%	1.36%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
ROSC Hartford Multifactor Small Cap ETF	1.87%	2.08%	2.00%	2.01%	1.51%	2.13%	1.75%	3.05%	2.86%	2.13%	2.20%	2.48%

Frequently Asked Questions

Can I hold both ROSC and EPSB in my portfolio?

ROSC and EPSB have a correlation of 0.82, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ROSC or EPSB?

EPSB has higher volatility (4.44%) compared to ROSC (3.54%). In terms of maximum drawdown, ROSC dropped -43.13% vs EPSB's -8.46%.

Which ETF is better, ROSC or EPSB?

On 1-year performance, ROSC leads with 30.49% vs 29.37% for EPSB. On fees, ROSC is cheaper at 0.34% per year. On volatility, ROSC has been the lower-risk option at 3.54%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ROSC or EPSB?

Over the 1-year period, ROSC has performed better with a 30.49% return vs 29.37%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ROSC or EPSB?

ROSC is cheaper with a 0.34% expense ratio, compared with 0.88% for EPSB.

Which ETF pays a higher dividend yield, ROSC or EPSB?

ROSC has the higher dividend yield at 1.87%, compared with 1.15% for EPSB.

What is the main difference between ROSC and EPSB?

They also come from different issuers: Hartford and Harbor. Their fees differ too: 0.34% for ROSC and 0.88% for EPSB.

Which has better risk-adjusted returns?

EPSB currently has the higher Sharpe Ratio (1.98 vs 1.97), 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.