OUSM vs. GABF

Last updated Jun 9, 2026

OUSM (OShares U.S. Small-Cap Quality Dividend ETF) and GABF (Gabelli Financial Services Opportunities ETF) are both exchange-traded funds - OUSM is a Small Cap Blend Equities fund tracking the O'Shares US Small-Cap Quality Dividend Index, while GABF is a Financials Equities fund actively managed by Gabelli. OUSM is passively managed, while GABF is actively managed. Over the past 3 years, OUSM returned 11.01%/yr vs 20.42%/yr for GABF. Their correlation of 0.80 suggests significant overlap in exposure. OUSM charges 0.48%/yr vs 0.10%/yr for GABF.

Performance

OUSM vs. GABF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in OShares U.S. Small-Cap Quality Dividend ETF (OUSM) and Gabelli Financial Services Opportunities ETF (GABF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OUSM achieves a 6.25% return, which is significantly higher than GABF's -6.04% return.

OUSM

• 1D: -0.44%
• 1M: -1.28%
• YTD: 6.25%
• 6M: 7.17%
• 1Y: 10.16%
• 3Y*: 11.01%
• 5Y*: 7.32%
• 10Y*: —

GABF

• 1D: -0.80%
• 1M: -1.27%
• YTD: -6.04%
• 6M: -4.66%
• 1Y: -3.63%
• 3Y*: 20.42%
• 5Y*: —
• 10Y*: —

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

OUSM vs. GABF - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
OUSM OShares U.S. Small-Cap Quality Dividend ETF	6.25%	2.17%	13.45%	18.82%	5.19%
GABF Gabelli Financial Services Opportunities ETF	-6.04%	3.60%	44.38%	38.92%	0.40%

Correlation

The correlation between OUSM and GABF is 0.72, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.72
Correlation (3Y) Calculated over the trailing 3-year period	0.77
Correlation (All Time) Calculated using the full available price history since May 11, 2022	0.80

The correlation between OUSM and GABF has been stable across timeframes, ranging from 0.72 to 0.80 - a consistent structural relationship.

OUSM vs. GABF - Sectors Allocation Comparison

Sectors	OUSM	GABF
Industrials	22.8%	4.6%
Financial Services	21.1%	84.6%
Consumer Cyclical	19.3%	-
Technology	13.5%	4.9%
Healthcare	9.2%	-
Consumer Defensive	4.9%	-
Utilities	3.9%	-
Communication Services	3.8%	-
Basic Materials	1.4%	-
Energy	0.3%	-
Real Estate	-	6.0%

Return for Risk

OUSM vs. GABF — Risk / Return Rank

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

OUSM

OUSM Risk / Return Rank: 25
OUSM Sharpe Ratio Rank: 24
OUSM Sortino Ratio Rank: 25
OUSM Omega Ratio Rank: 23
OUSM Calmar Ratio Rank: 25
OUSM Martin Ratio Rank: 26

GABF

GABF Risk / Return Rank: 7
GABF Sharpe Ratio Rank: 7
GABF Sortino Ratio Rank: 7
GABF Omega Ratio Rank: 7
GABF Calmar Ratio Rank: 7
GABF Martin Ratio Rank: 7

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.

OUSM vs. GABF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for OShares U.S. Small-Cap Quality Dividend ETF (OUSM) and Gabelli Financial Services Opportunities ETF (GABF). 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.

	OUSM	GABF	Difference
Sharpe ratio: Return per unit of total volatility	0.78	-0.21	+0.99
Sortino ratio: Return per unit of downside risk	1.26	-0.17	+1.42
Omega ratio: Gain probability vs. loss probability	1.14	0.98	+0.16
Calmar ratio: Return relative to maximum drawdown	1.11	-0.21	+1.32
Martin ratio: Return relative to average drawdown	3.23	-0.50	+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.

OUSM vs. GABF - Sharpe Ratio Comparison

The current OUSM Sharpe Ratio is 0.78, which is higher than the GABF Sharpe Ratio of -0.21. The chart below compares the historical Sharpe Ratios of OUSM and GABF, 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

	OUSM	GABF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.78	-0.21	+0.99
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.45	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.47	0.88	-0.41

Drawdowns

OUSM vs. GABF - Drawdown Comparison

The maximum OUSM drawdown since its inception was -39.84%, which is greater than GABF's maximum drawdown of -20.86%. Use the drawdown chart below to compare losses from any high point for OUSM and GABF.

Drawdown Indicators

	OUSM	GABF	Difference
Max Drawdown Largest peak-to-trough decline	-39.84%	-20.86%	-18.98%
Max Drawdown (1Y) Largest decline over 1 year	-9.21%	-17.16%	+7.95%
Max Drawdown (3Y) Largest decline over 3 years	-19.44%	-20.86%	+1.42%
Max Drawdown (5Y) Largest decline over 5 years	-19.44%	—	—
Current Drawdown Current decline from peak	-2.17%	-10.66%	+8.49%
Average Drawdown Average peak-to-trough decline	-5.21%	-4.87%	-0.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.15%	7.35%	-4.20%

Volatility

OUSM vs. GABF - Volatility Comparison

The current volatility for OShares U.S. Small-Cap Quality Dividend ETF (OUSM) is 3.47%, while Gabelli Financial Services Opportunities ETF (GABF) has a volatility of 4.72%. This indicates that OUSM experiences smaller price fluctuations and is considered to be less risky than GABF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OUSM	GABF	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.47%	4.72%	-1.25%
Volatility (6M) Calculated over the trailing 6-month period	9.23%	13.26%	-4.03%
Volatility (1Y) Calculated over the trailing 1-year period	13.12%	17.51%	-4.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.30%	20.55%	-4.25%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.93%	20.55%	-1.62%

OUSM vs. GABF - Expense Ratio Comparison

OUSM has a 0.48% expense ratio, which is higher than GABF's 0.10% expense ratio.

Dividends

OUSM vs. GABF - Dividend Comparison

OUSM's dividend yield for the trailing twelve months is around 2.08%, which matches GABF's 2.09% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
GABF Gabelli Financial Services Opportunities ETF	2.09%	1.96%	4.19%	4.95%	1.31%	0.00%	0.00%	0.00%	0.00%	0.00%
OUSM OShares U.S. Small-Cap Quality Dividend ETF	2.08%	2.09%	1.62%	1.64%	1.98%	1.55%	2.02%	1.99%	2.63%	2.17%

Frequently Asked Questions

Can I hold both OUSM and GABF in my portfolio?

OUSM and GABF have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OUSM or GABF?

GABF has higher volatility (4.72%) compared to OUSM (3.47%). In terms of maximum drawdown, OUSM dropped -39.84% vs GABF's -20.86%.

Which ETF is better, OUSM or GABF?

On 3-year performance, GABF leads with 20.42% vs 11.01% for OUSM. On fees, GABF is cheaper at 0.10% per year. On volatility, OUSM has been the lower-risk option at 3.47%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, OUSM or GABF?

Over the 3-year period, GABF has performed better with a 20.42% return vs 11.01%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, OUSM or GABF?

GABF is cheaper with a 0.10% expense ratio, compared with 0.48% for OUSM.

Which ETF pays a higher dividend yield, OUSM or GABF?

OUSM and GABF have nearly identical dividend yields, around 2.08%.

What is the main difference between OUSM and GABF?

OUSM is categorized as Small Cap Blend Equities, while GABF is Financials Equities. They also come from different issuers: O'Shares Investments and Gabelli. Their fees differ too: 0.48% for OUSM and 0.10% for GABF.

Which has better risk-adjusted returns?

OUSM currently has the higher Sharpe Ratio (0.78 vs -0.21), 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.