DMAY vs. RSBY

Last updated Jul 17, 2026

DMAY (FT Cboe Vest U.S. Equity Deep Buffer ETF - May) and RSBY (Return Stacked Bonds & Futures Yield ETF) are both exchange-traded funds - DMAY is a Defined Outcome fund tracking the Cboe S&P 500 30% (-5% to -35%) Buffer Protect May Series Index, while RSBY is a Multistrategy fund actively managed by Return Stacked. DMAY is passively managed, while RSBY is actively managed. Over the past year, DMAY returned 10.01% vs 18.35% for RSBY. At a correlation of -0.20, they often move in opposite directions. DMAY charges 0.85%/yr vs 0.98%/yr for RSBY.

Performance

DMAY vs. RSBY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FT Cboe Vest U.S. Equity Deep Buffer ETF - May (DMAY) and Return Stacked Bonds & Futures Yield ETF (RSBY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DMAY achieves a 4.62% return, which is significantly lower than RSBY's 19.01% return.

DMAY

• 1D: -0.21%
• 1M: 0.28%
• 6M: 4.21%
• YTD: 4.62%
• 1Y: 10.01%
• 3Y*: 11.04%
• 5Y*: 7.00%
• 10Y*: —

RSBY

• 1D: -0.19%
• 1M: -0.03%
• 6M: 18.44%
• YTD: 19.01%
• 1Y: 18.35%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

DMAY vs. RSBY - Yearly Performance Comparison

	2026 (YTD)	2025	2024
DMAY FT Cboe Vest U.S. Equity Deep Buffer ETF - May	4.62%	11.05%	3.87%
RSBY Return Stacked Bonds & Futures Yield ETF	19.01%	-12.98%	-7.79%

Correlation

The correlation between DMAY and RSBY is -0.24, 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	-0.24
Correlation (All Time) Calculated using the full available price history since Aug 21, 2024	-0.20

Return for Risk

DMAY vs. RSBY — Risk / Return Rank

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

DMAY

DMAY Risk / Return Rank: 81
DMAY Sharpe Ratio Rank: 76
DMAY Sortino Ratio Rank: 80
DMAY Omega Ratio Rank: 85
DMAY Calmar Ratio Rank: 74
DMAY Martin Ratio Rank: 90

RSBY

RSBY Risk / Return Rank: 56
RSBY Sharpe Ratio Rank: 61
RSBY Sortino Ratio Rank: 62
RSBY Omega Ratio Rank: 56
RSBY Calmar Ratio Rank: 58
RSBY Martin Ratio Rank: 42

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.

DMAY vs. RSBY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FT Cboe Vest U.S. Equity Deep Buffer ETF - May (DMAY) and Return Stacked Bonds & Futures Yield ETF (RSBY). 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.

	DMAY	RSBY	Difference
Sharpe ratio: Return per unit of total volatility	1.93	1.62	+0.31
Sortino ratio: Return per unit of downside risk	2.86	2.34	+0.53
Omega ratio: Gain probability vs. loss probability	1.41	1.28	+0.13
Calmar ratio: Return relative to maximum drawdown	3.02	2.32	+0.70
Martin ratio: Return relative to average drawdown	15.82	5.39	+10.43

DMAY vs. RSBY - Sharpe Ratio Comparison

The current DMAY Sharpe Ratio is 1.93, which is comparable to the RSBY Sharpe Ratio of 1.62. The chart below compares the historical Sharpe Ratios of DMAY and RSBY, 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

DMAY vs. RSBY - Drawdown Comparison

The maximum DMAY drawdown since its inception was -13.90%, smaller than the maximum RSBY drawdown of -23.32%. Use the drawdown chart below to compare losses from any high point for DMAY and RSBY.

Drawdown Indicators

	DMAY	RSBY	Difference
Max Drawdown Largest peak-to-trough decline	-13.90%	-23.32%	+9.42%
Max Drawdown (1Y) Largest decline over 1 year	-3.36%	-7.95%	+4.59%
Max Drawdown (3Y) Largest decline over 3 years	-12.38%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-13.90%	—	—
Current Drawdown Current decline from peak	-0.21%	-6.07%	+5.86%
Average Drawdown Average peak-to-trough decline	-2.21%	-13.29%	+11.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.64%	3.41%	-2.77%

Volatility

DMAY vs. RSBY - Volatility Comparison

The current volatility for FT Cboe Vest U.S. Equity Deep Buffer ETF - May (DMAY) is 2.04%, while Return Stacked Bonds & Futures Yield ETF (RSBY) has a volatility of 3.17%. This indicates that DMAY experiences smaller price fluctuations and is considered to be less risky than RSBY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DMAY	RSBY	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.04%	3.17%	-1.13%
Volatility (6M) Calculated over the trailing 6-month period	4.57%	8.39%	-3.82%
Volatility (1Y) Calculated over the trailing 1-year period	5.26%	11.40%	-6.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.09%	13.34%	-4.25%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	8.42%	13.34%	-4.92%

DMAY vs. RSBY - Expense Ratio Comparison

DMAY has a 0.85% expense ratio, which is lower than RSBY's 0.98% expense ratio.

Dividends

DMAY vs. RSBY - Dividend Comparison

DMAY has not paid dividends to shareholders, while RSBY's dividend yield for the trailing twelve months is around 1.74%.

Position	TTM	2025	2024
DMAY FT Cboe Vest U.S. Equity Deep Buffer ETF - May	0.00%	0.00%	0.00%
RSBY Return Stacked Bonds & Futures Yield ETF	1.74%	2.07%	2.29%

Frequently Asked Questions

Can I hold both DMAY and RSBY in my portfolio?

DMAY and RSBY have a correlation of -0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DMAY or RSBY?

RSBY has higher volatility (3.17%) compared to DMAY (2.04%). In terms of maximum drawdown, DMAY dropped -13.90% vs RSBY's -23.32%.

Which ETF is better, DMAY or RSBY?

On 1-year performance, RSBY leads with 18.35% vs 10.01% for DMAY. On fees, DMAY is cheaper at 0.85% per year. On volatility, DMAY has been the lower-risk option at 2.04%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, DMAY or RSBY?

Over the 1-year period, RSBY has performed better with a 18.35% return vs 10.01%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, DMAY or RSBY?

DMAY is cheaper with a 0.85% expense ratio, compared with 0.98% for RSBY.

Which ETF pays a higher dividend yield, DMAY or RSBY?

RSBY has the higher dividend yield at 1.74%, compared with 0.00% for DMAY.

What is the main difference between DMAY and RSBY?

DMAY is categorized as Defined Outcome, while RSBY is Multistrategy. They also come from different issuers: First Trust and Return Stacked. Their fees differ too: 0.85% for DMAY and 0.98% for RSBY.

Which has better risk-adjusted returns?

DMAY currently has the higher Sharpe Ratio (1.93 vs 1.62), 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.