ROSC vs. VB

Last updated Jun 24, 2026

ROSC (Hartford Multifactor Small Cap ETF) and VB (Vanguard Small-Cap ETF) are both Small Cap Blend Equities funds - ROSC tracks the ROSC-US - Hartford Multifactor Small Cap Index while VB tracks the CRSP US Small Cap Index. Both are passively managed. Over the past 10 years, ROSC returned 11.36%/yr vs 11.70%/yr for VB. Their correlation of 0.82 suggests significant overlap in exposure. ROSC charges 0.34%/yr vs 0.05%/yr for VB.

Performance

ROSC vs. VB - Performance Comparison

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

Returns By Period

In the year-to-date period, ROSC achieves a 16.64% return, which is significantly higher than VB's 14.80% return. Both investments have delivered pretty close results over the past 10 years, with ROSC having a 11.36% annualized return and VB not far ahead at 11.70%.

ROSC

• 1D: 0.51%
• 1M: 3.56%
• YTD: 16.64%
• 6M: 14.85%
• 1Y: 34.90%
• 3Y*: 17.42%
• 5Y*: 8.95%
• 10Y*: 11.36%

VB

• 1D: -0.76%
• 1M: 2.05%
• YTD: 14.80%
• 6M: 12.69%
• 1Y: 28.03%
• 3Y*: 17.24%
• 5Y*: 6.99%
• 10Y*: 11.70%

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

ROSC vs. VB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ROSC Hartford Multifactor Small Cap ETF	16.64%	10.18%	7.28%	18.88%	-10.58%	31.37%	5.27%	17.09%	-12.38%	24.49%
VB Vanguard Small-Cap ETF	14.80%	8.87%	14.17%	18.22%	-17.51%	17.57%	19.19%	27.34%	-9.34%	16.26%

Correlation

The correlation between ROSC and VB is 0.84, 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	0.84
Correlation (3Y) Calculated over the trailing 3-year period	0.89
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (10Y) Calculated over the trailing 10-year period	0.87
Correlation (All Time) Calculated using the full available price history since Mar 24, 2015	0.82

The correlation between ROSC and VB has been stable across timeframes, ranging from 0.82 to 0.92 - a consistent structural relationship.

ROSC vs. VB - Sectors Allocation Comparison

Sectors	ROSC	VB
Healthcare	20.0%	11.3%
Financial Services	18.4%	12.3%
Consumer Cyclical	14.6%	10.9%
Technology	13.0%	19.4%
Industrials	11.0%	20.6%
Consumer Defensive	6.4%	3.1%
Real Estate	5.6%	7.5%
Communication Services	3.5%	3.0%
Energy	3.2%	4.2%
Basic Materials	2.6%	4.7%
Utilities	1.9%	3.1%

Return for Risk

ROSC vs. VB — Risk / Return Rank

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

ROSC

ROSC Risk / Return Rank: 79
ROSC Sharpe Ratio Rank: 77
ROSC Sortino Ratio Rank: 81
ROSC Omega Ratio Rank: 73
ROSC Calmar Ratio Rank: 86
ROSC Martin Ratio Rank: 80

VB

VB Risk / Return Rank: 56
VB Sharpe Ratio Rank: 51
VB Sortino Ratio Rank: 51
VB Omega Ratio Rank: 47
VB Calmar Ratio Rank: 65
VB Martin Ratio Rank: 65

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. VB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Hartford Multifactor Small Cap ETF (ROSC) and Vanguard Small-Cap ETF (VB). 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.

	ROSC	VB	Difference
Sharpe ratio: Return per unit of total volatility	2.27	1.69	+0.57
Sortino ratio: Return per unit of downside risk	3.30	2.43	+0.87
Omega ratio: Gain probability vs. loss probability	1.40	1.29	+0.11
Calmar ratio: Return relative to maximum drawdown	4.52	3.14	+1.39
Martin ratio: Return relative to average drawdown	14.75	11.50	+3.25

ROSC vs. VB - Sharpe Ratio Comparison

The current ROSC Sharpe Ratio is 2.27, which is higher than the VB Sharpe Ratio of 1.69. The chart below compares the historical Sharpe Ratios of ROSC and VB, 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

ROSC vs. VB - Drawdown Comparison

The maximum ROSC drawdown since its inception was -43.13%, smaller than the maximum VB drawdown of -59.56%. Use the drawdown chart below to compare losses from any high point for ROSC and VB.

Drawdown Indicators

	ROSC	VB	Difference
Max Drawdown Largest peak-to-trough decline	-43.13%	-59.56%	+16.43%
Max Drawdown (1Y) Largest decline over 1 year	-7.75%	-8.98%	+1.23%
Max Drawdown (3Y) Largest decline over 3 years	-23.74%	-25.36%	+1.62%
Max Drawdown (5Y) Largest decline over 5 years	-23.74%	-28.15%	+4.41%
Max Drawdown (10Y) Largest decline over 10 years	-43.13%	-42.05%	-1.08%
Current Drawdown Current decline from peak	-0.33%	-1.15%	+0.82%
Average Drawdown Average peak-to-trough decline	-7.18%	-8.42%	+1.24%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.37%	2.44%	-0.07%

Volatility

ROSC vs. VB - Volatility Comparison

The current volatility for Hartford Multifactor Small Cap ETF (ROSC) is 3.54%, while Vanguard Small-Cap ETF (VB) has a volatility of 4.99%. This indicates that ROSC experiences smaller price fluctuations and is considered to be less risky than VB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ROSC	VB	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.54%	4.99%	-1.45%
Volatility (6M) Calculated over the trailing 6-month period	10.40%	12.24%	-1.84%
Volatility (1Y) Calculated over the trailing 1-year period	15.53%	16.65%	-1.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.29%	20.79%	-1.50%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.24%	21.42%	-1.18%

ROSC vs. VB - Expense Ratio Comparison

ROSC has a 0.34% expense ratio, which is higher than VB's 0.05% expense ratio.

Dividends

ROSC vs. VB - Dividend Comparison

ROSC's dividend yield for the trailing twelve months is around 1.79%, more than VB's 1.19% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ROSC Hartford Multifactor Small Cap ETF	1.79%	2.08%	2.00%	2.01%	1.51%	2.13%	1.75%	3.05%	2.86%	2.13%	2.20%	2.48%
VB Vanguard Small-Cap ETF	1.19%	1.33%	1.30%	1.55%	1.59%	1.24%	1.14%	1.39%	1.67%	1.35%	1.50%	1.48%

Frequently Asked Questions

Can I hold both ROSC and VB in my portfolio?

ROSC and VB have a correlation of 0.84, 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 VB?

VB has higher volatility (4.99%) compared to ROSC (3.54%). In terms of maximum drawdown, ROSC dropped -43.13% vs VB's -59.56%.

Which ETF is better, ROSC or VB?

On 10-year performance, VB leads with 11.70% vs 11.36% for ROSC. On fees, VB is cheaper at 0.05% 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 VB?

Over the 10-year period, VB has performed better with a 11.70% return vs 11.36%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ROSC or VB?

VB is cheaper with a 0.05% expense ratio, compared with 0.34% for ROSC.

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

ROSC has the higher dividend yield at 1.79%, compared with 1.19% for VB.

What is the main difference between ROSC and VB?

ROSC tracks ROSC-US - Hartford Multifactor Small Cap Index, while VB tracks CRSP US Small Cap Index. They also come from different issuers: Hartford and Vanguard. Their fees differ too: 0.34% for ROSC and 0.05% for VB.

Which has better risk-adjusted returns?

ROSC currently has the higher Sharpe Ratio (2.27 vs 1.69), 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.