OMAH vs. USOY

Last updated Apr 2, 2026

Compare and contrast key facts about VistaShares Target 15™ Berkshire Select Income ETF (OMAH) and Defiance Oil Enhanced Options Income ETF (USOY).

OMAH and USOY are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. OMAH is an actively managed fund by VistaShares. It was launched on Mar 4, 2025. USOY is an actively managed fund by Defiance. It was launched on May 9, 2024.

Performance

OMAH vs. USOY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in VistaShares Target 15™ Berkshire Select Income ETF (OMAH) and Defiance Oil Enhanced Options Income ETF (USOY). The values are adjusted to include any dividend payments, if applicable.

OMAH vs. USOY - Yearly Performance Comparison

	2026 (YTD)	2025
OMAH VistaShares Target 15™ Berkshire Select Income ETF	-0.42%	6.74%
USOY Defiance Oil Enhanced Options Income ETF	59.52%	-5.41%

Returns By Period

In the year-to-date period, OMAH achieves a -0.42% return, which is significantly lower than USOY's 59.52% return.

OMAH

• 1D: -0.28%
• 1M: -0.22%
• YTD: -0.42%
• 6M: 0.85%
• 1Y: 5.85%
• 3Y*: —
• 5Y*: —
• 10Y*: —

USOY

• 1D: -0.43%
• 1M: 30.11%
• YTD: 59.52%
• 6M: 55.51%
• 1Y: 43.21%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

OMAH vs. USOY - Expense Ratio Comparison

OMAH has a 0.95% expense ratio, which is lower than USOY's 1.22% expense ratio.

USOY

Defiance Oil Enhanced Options Income ETF

OMAH

VistaShares Target 15™ Berkshire Select Income ETF

Return for Risk

OMAH vs. USOY — Risk / Return Rank

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

OMAH

OMAH Risk / Return Rank: 25
OMAH Sharpe Ratio Rank: 23
OMAH Sortino Ratio Rank: 23
OMAH Omega Ratio Rank: 26
OMAH Calmar Ratio Rank: 23
OMAH Martin Ratio Rank: 31

USOY

USOY Risk / Return Rank: 76
USOY Sharpe Ratio Rank: 84
USOY Sortino Ratio Rank: 81
USOY Omega Ratio Rank: 78
USOY Calmar Ratio Rank: 86
USOY Martin Ratio Rank: 52

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.

OMAH vs. USOY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for VistaShares Target 15™ Berkshire Select Income ETF (OMAH) and Defiance Oil Enhanced Options Income ETF (USOY). 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.

	OMAH	USOY	Difference
Sharpe ratio Return per unit of total volatility	0.42	1.71	-1.29
Sortino ratio Return per unit of downside risk	0.69	2.16	-1.47
Omega ratio Gain probability vs. loss probability	1.11	1.31	-0.20
Calmar ratio Return relative to maximum drawdown	0.52	2.78	-2.26
Martin ratio Return relative to average drawdown	2.81	5.23	-2.42
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OMAH vs. USOY - Sharpe Ratio Comparison

The current OMAH Sharpe Ratio is 0.42, which is lower than the USOY Sharpe Ratio of 1.71. The chart below compares the historical Sharpe Ratios of OMAH and USOY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	OMAH	USOY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.42	1.71	-1.29
Sharpe Ratio (All Time) Calculated using the full available price history	0.42	1.23	-0.81

Correlation

The correlation between OMAH and USOY is 0.01, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

OMAH vs. USOY - Dividend Comparison

OMAH's dividend yield for the trailing twelve months is around 15.85%, less than USOY's 56.23% yield.

	TTM	2025	2024
OMAH VistaShares Target 15™ Berkshire Select Income ETF	15.85%	12.86%	0.00%
USOY Defiance Oil Enhanced Options Income ETF	56.23%	104.32%	48.60%

Drawdowns

OMAH vs. USOY - Drawdown Comparison

The maximum OMAH drawdown since its inception was -11.83%, smaller than the maximum USOY drawdown of -17.46%. Use the drawdown chart below to compare losses from any high point for OMAH and USOY.

Drawdown Indicators

	OMAH	USOY	Difference
Max Drawdown Largest peak-to-trough decline	-11.83%	-17.46%	+5.63%
Max Drawdown (1Y) Largest decline over 1 year	-11.18%	-15.70%	+4.52%
Current Drawdown Current decline from peak	-1.98%	-0.97%	-1.01%
Average Drawdown Average peak-to-trough decline	-1.40%	-6.55%	+5.15%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.08%	8.34%	-6.26%

Volatility

OMAH vs. USOY - Volatility Comparison

The current volatility for VistaShares Target 15™ Berkshire Select Income ETF (OMAH) is 1.92%, while Defiance Oil Enhanced Options Income ETF (USOY) has a volatility of 12.05%. This indicates that OMAH experiences smaller price fluctuations and is considered to be less risky than USOY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OMAH	USOY	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.92%	12.05%	-10.13%
Volatility (6M) Calculated over the trailing 6-month period	6.32%	18.34%	-12.02%
Volatility (1Y) Calculated over the trailing 1-year period	13.93%	25.35%	-11.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.98%	22.35%	-8.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.98%	22.35%	-8.37%