YSPY vs. BAMU

Last updated Jun 24, 2026

YSPY (GraniteShares YieldBOOST SPY ETF) and BAMU (Brookstone Ultra-Short Bond ETF) are both exchange-traded funds - YSPY is a Leveraged Equities fund actively managed by GraniteShares, while BAMU is a Ultrashort Bond fund actively managed by Brookstone. Both are actively managed. Over the past year, YSPY returned 20.09% vs 2.87% for BAMU. At a correlation of -0.05, they often move in opposite directions. YSPY charges 1.07%/yr vs 1.09%/yr for BAMU.

Performance

YSPY vs. BAMU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares YieldBOOST SPY ETF (YSPY) and Brookstone Ultra-Short Bond ETF (BAMU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, YSPY achieves a 2.65% return, which is significantly higher than BAMU's 1.18% return.

YSPY

• 1D: -0.71%
• 1M: -2.24%
• YTD: 2.65%
• 6M: 0.20%
• 1Y: 20.09%
• 3Y*: —
• 5Y*: —
• 10Y*: —

BAMU

• 1D: 0.00%
• 1M: 0.16%
• YTD: 1.18%
• 6M: 1.29%
• 1Y: 2.87%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

YSPY vs. BAMU - Yearly Performance Comparison

	2026 (YTD)	2025
YSPY GraniteShares YieldBOOST SPY ETF	2.65%	8.36%
BAMU Brookstone Ultra-Short Bond ETF	1.18%	2.66%

Correlation

The correlation between YSPY and BAMU is -0.15, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.15
Correlation (All Time) Calculated using the full available price history since Feb 26, 2025	-0.05

Return for Risk

YSPY vs. BAMU — Risk / Return Rank

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

YSPY

YSPY Risk / Return Rank: 31
YSPY Sharpe Ratio Rank: 30
YSPY Sortino Ratio Rank: 26
YSPY Omega Ratio Rank: 36
YSPY Calmar Ratio Rank: 29
YSPY Martin Ratio Rank: 35

BAMU

BAMU Risk / Return Rank: 98
BAMU Sharpe Ratio Rank: 98
BAMU Sortino Ratio Rank: 98
BAMU Omega Ratio Rank: 98
BAMU Calmar Ratio Rank: 99
BAMU 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.

YSPY vs. BAMU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST SPY ETF (YSPY) and Brookstone Ultra-Short Bond ETF (BAMU). 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.

	YSPY	BAMU	Difference
Sharpe ratio: Return per unit of total volatility	1.05	4.94	-3.89
Sortino ratio: Return per unit of downside risk	1.37	8.71	-7.35
Omega ratio: Gain probability vs. loss probability	1.23	2.41	-1.17
Calmar ratio: Return relative to maximum drawdown	1.38	24.37	-22.99
Martin ratio: Return relative to average drawdown	5.05	96.52	-91.48

YSPY vs. BAMU - Sharpe Ratio Comparison

The current YSPY Sharpe Ratio is 1.05, which is lower than the BAMU Sharpe Ratio of 4.94. The chart below compares the historical Sharpe Ratios of YSPY and BAMU, 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

YSPY vs. BAMU - Drawdown Comparison

The maximum YSPY drawdown since its inception was -18.74%, which is greater than BAMU's maximum drawdown of -0.36%. Use the drawdown chart below to compare losses from any high point for YSPY and BAMU.

Drawdown Indicators

	YSPY	BAMU	Difference
Max Drawdown Largest peak-to-trough decline	-18.74%	-0.36%	-18.38%
Max Drawdown (1Y) Largest decline over 1 year	-14.60%	-0.12%	-14.48%
Current Drawdown Current decline from peak	-3.15%	0.00%	-3.15%
Average Drawdown Average peak-to-trough decline	-4.90%	-0.02%	-4.88%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.99%	0.03%	+3.96%

Volatility

YSPY vs. BAMU - Volatility Comparison

GraniteShares YieldBOOST SPY ETF (YSPY) has a higher volatility of 3.13% compared to Brookstone Ultra-Short Bond ETF (BAMU) at 0.09%. This indicates that YSPY's price experiences larger fluctuations and is considered to be riskier than BAMU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	YSPY	BAMU	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.13%	0.09%	+3.04%
Volatility (6M) Calculated over the trailing 6-month period	14.00%	0.39%	+13.61%
Volatility (1Y) Calculated over the trailing 1-year period	19.23%	0.58%	+18.65%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.01%	0.87%	+20.14%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.01%	0.87%	+20.14%

YSPY vs. BAMU - Expense Ratio Comparison

YSPY has a 1.07% expense ratio, which is lower than BAMU's 1.09% expense ratio.

Dividends

YSPY vs. BAMU - Dividend Comparison

YSPY's dividend yield for the trailing twelve months is around 56.44%, more than BAMU's 3.05% yield.

Position	TTM	2025	2024	2023
BAMU Brookstone Ultra-Short Bond ETF	3.05%	3.20%	3.97%	0.84%
YSPY GraniteShares YieldBOOST SPY ETF	56.44%	45.57%	0.00%	0.00%

Frequently Asked Questions

Can I hold both YSPY and BAMU in my portfolio?

YSPY and BAMU have a correlation of -0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, YSPY or BAMU?

YSPY has higher volatility (3.13%) compared to BAMU (0.09%). In terms of maximum drawdown, YSPY dropped -18.74% vs BAMU's -0.36%.

Which ETF is better, YSPY or BAMU?

On 1-year performance, YSPY leads with 20.09% vs 2.87% for BAMU. On fees, YSPY is cheaper at 1.07% per year. On volatility, BAMU has been the lower-risk option at 0.09%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, YSPY or BAMU?

Over the 1-year period, YSPY has performed better with a 20.09% return vs 2.87%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, YSPY or BAMU?

YSPY is cheaper with a 1.07% expense ratio, compared with 1.09% for BAMU.

Which ETF pays a higher dividend yield, YSPY or BAMU?

YSPY has the higher dividend yield at 56.44%, compared with 3.05% for BAMU.

What is the main difference between YSPY and BAMU?

YSPY is categorized as Leveraged Equities, while BAMU is Ultrashort Bond. They also come from different issuers: GraniteShares and Brookstone. Their fees differ too: 1.07% for YSPY and 1.09% for BAMU.

Which has better risk-adjusted returns?

BAMU currently has the higher Sharpe Ratio (4.94 vs 1.05), 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.