SMYY vs. GMAR

Last updated Jun 4, 2026

SMYY (GraniteShares YieldBOOST SMCI ETF) and GMAR (FT Cboe Vest U.S. Equity Moderate Buffer ETF - March) are both Options Trading funds. At a 0.41 correlation, their price movements are largely independent. SMYY charges 1.07%/yr vs 0.85%/yr for GMAR.

Performance

SMYY vs. GMAR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares YieldBOOST SMCI ETF (SMYY) and FT Cboe Vest U.S. Equity Moderate Buffer ETF - March (GMAR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SMYY achieves a 6.70% return, which is significantly lower than GMAR's 7.89% return.

SMYY

• 1D: -0.53%
• 1M: 3.58%
• YTD: 6.70%
• 6M: -8.56%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

GMAR

• 1D: -0.09%
• 1M: 1.52%
• YTD: 7.89%
• 6M: 8.66%
• 1Y: 15.30%
• 3Y*: 12.24%
• 5Y*: —
• 10Y*: —

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

SMYY vs. GMAR - Yearly Performance Comparison

	2026 (YTD)	2025
SMYY GraniteShares YieldBOOST SMCI ETF	6.70%	-27.52%
GMAR FT Cboe Vest U.S. Equity Moderate Buffer ETF - March	7.89%	2.09%

Correlation

The correlation between SMYY and GMAR is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 1, 2025	0.41

Return for Risk

SMYY vs. GMAR — Risk / Return Rank

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

GMAR

GMAR Risk / Return Rank: 97
GMAR Sharpe Ratio Rank: 95
GMAR Sortino Ratio Rank: 97
GMAR Omega Ratio Rank: 98
GMAR Calmar Ratio Rank: 95
GMAR Martin Ratio Rank: 98

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.

SMYY vs. GMAR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST SMCI ETF (SMYY) and FT Cboe Vest U.S. Equity Moderate Buffer ETF - March (GMAR). 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

	SMYY	GMAR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	3.94	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.98	1.91	-2.89

Drawdowns

SMYY vs. GMAR - Drawdown Comparison

The maximum SMYY drawdown since its inception was -36.84%, which is greater than GMAR's maximum drawdown of -9.11%. Use the drawdown chart below to compare losses from any high point for SMYY and GMAR.

Drawdown Indicators

	SMYY	GMAR	Difference
Max Drawdown Largest peak-to-trough decline	-36.84%	-9.11%	-27.73%
Max Drawdown (1Y) Largest decline over 1 year	—	-1.79%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-9.11%	—
Current Drawdown Current decline from peak	-28.74%	-0.10%	-28.64%
Average Drawdown Average peak-to-trough decline	-25.15%	-0.54%	-24.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.26%	—

Volatility

Volatility by Period

	SMYY	GMAR	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.69%	—
Volatility (6M) Calculated over the trailing 6-month period	—	2.99%	—
Volatility (1Y) Calculated over the trailing 1-year period	32.69%	3.90%	+28.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.69%	6.84%	+25.85%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	32.69%	6.84%	+25.85%

SMYY vs. GMAR - Expense Ratio Comparison

SMYY has a 1.07% expense ratio, which is higher than GMAR's 0.85% expense ratio.

Dividends

SMYY vs. GMAR - Dividend Comparison

SMYY's dividend yield for the trailing twelve months is around 146.89%, while GMAR has not paid dividends to shareholders.

Position	TTM	2025
GMAR FT Cboe Vest U.S. Equity Moderate Buffer ETF - March	0.00%	0.00%
SMYY GraniteShares YieldBOOST SMCI ETF	146.89%	53.33%

Frequently Asked Questions

Can I hold both SMYY and GMAR in my portfolio?

SMYY and GMAR have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, SMYY or GMAR?

On fees, GMAR is cheaper at 0.85% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, SMYY or GMAR?

GMAR is cheaper with a 0.85% expense ratio, compared with 1.07% for SMYY.

Which ETF pays a higher dividend yield, SMYY or GMAR?

SMYY has the higher dividend yield at 146.89%, compared with 0.00% for GMAR.

What is the main difference between SMYY and GMAR?

They also come from different issuers: GraniteShares and FT Vest. Their fees differ too: 1.07% for SMYY and 0.85% for GMAR.