MAAY vs. BKUI

Last updated Jun 4, 2026

MAAY (GraniteShares YieldBOOST MARA ETF) and BKUI (BNY Mellon Ultra Short Income ETF) are both exchange-traded funds - MAAY is a Derivative Income fund actively managed by GraniteShares, while BKUI is a Ultrashort Bond fund actively managed by BNY Mellon. Both are actively managed. At a 0.05 correlation, their price movements are largely independent. MAAY charges 1.07%/yr vs 0.12%/yr for BKUI.

Performance

MAAY vs. BKUI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares YieldBOOST MARA ETF (MAAY) and BNY Mellon Ultra Short Income ETF (BKUI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MAAY achieves a -15.55% return, which is significantly lower than BKUI's 1.42% return.

MAAY

• 1D: 0.13%
• 1M: 4.35%
• YTD: -15.55%
• 6M: -31.95%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

BKUI

• 1D: -0.01%
• 1M: 0.33%
• YTD: 1.42%
• 6M: 1.74%
• 1Y: 4.32%
• 3Y*: 5.21%
• 5Y*: —
• 10Y*: —

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

MAAY vs. BKUI - Yearly Performance Comparison

	2026 (YTD)	2025
MAAY GraniteShares YieldBOOST MARA ETF	-15.55%	-27.95%
BKUI BNY Mellon Ultra Short Income ETF	1.42%	0.71%

Correlation

The correlation between MAAY and BKUI is 0.05, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (All Time) Calculated using the full available price history since Nov 5, 2025	0.05

Return for Risk

MAAY vs. BKUI — Risk / Return Rank

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

BKUI

BKUI Risk / Return Rank: 99
BKUI Sharpe Ratio Rank: 99
BKUI Sortino Ratio Rank: 100
BKUI Omega Ratio Rank: 100
BKUI Calmar Ratio Rank: 99
BKUI Martin Ratio Rank: 99

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.

MAAY vs. BKUI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST MARA ETF (MAAY) and BNY Mellon Ultra Short Income ETF (BKUI). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	MAAY	BKUI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	10.52	—
Sharpe Ratio (All Time) Calculated using the full available price history	-1.93	6.08	-8.01

Drawdowns

MAAY vs. BKUI - Drawdown Comparison

The maximum MAAY drawdown since its inception was -45.22%, which is greater than BKUI's maximum drawdown of -1.72%. Use the drawdown chart below to compare losses from any high point for MAAY and BKUI.

Drawdown Indicators

	MAAY	BKUI	Difference
Max Drawdown Largest peak-to-trough decline	-45.22%	-1.72%	-43.50%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.13%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-0.25%	—
Current Drawdown Current decline from peak	-39.90%	-0.01%	-39.89%
Average Drawdown Average peak-to-trough decline	-31.44%	-0.27%	-31.17%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.02%	—

Volatility

Volatility by Period

	MAAY	BKUI	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.15%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.31%	—
Volatility (1Y) Calculated over the trailing 1-year period	30.16%	0.41%	+29.75%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	30.16%	0.59%	+29.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.16%	0.59%	+29.57%

MAAY vs. BKUI - Expense Ratio Comparison

MAAY has a 1.07% expense ratio, which is higher than BKUI's 0.12% expense ratio.

Dividends

MAAY vs. BKUI - Dividend Comparison

MAAY's dividend yield for the trailing twelve months is around 131.86%, more than BKUI's 4.21% yield.

Position	TTM	2025	2024	2023	2022	2021
BKUI BNY Mellon Ultra Short Income ETF	4.21%	4.48%	5.11%	4.29%	1.82%	0.22%
MAAY GraniteShares YieldBOOST MARA ETF	131.86%	31.22%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both MAAY and BKUI in my portfolio?

MAAY and BKUI have a correlation of 0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, MAAY or BKUI?

On fees, BKUI is cheaper at 0.12% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, MAAY or BKUI?

BKUI is cheaper with a 0.12% expense ratio, compared with 1.07% for MAAY.

Which ETF pays a higher dividend yield, MAAY or BKUI?

MAAY has the higher dividend yield at 131.86%, compared with 4.21% for BKUI.

What is the main difference between MAAY and BKUI?

MAAY is categorized as Derivative Income, while BKUI is Ultrashort Bond. They also come from different issuers: GraniteShares and BNY Mellon. Their fees differ too: 1.07% for MAAY and 0.12% for BKUI.