COYY vs. FIAT

Last updated Jun 4, 2026

COYY (GraniteShares YieldBOOST COIN ETF) and FIAT (YieldMax Short COIN Option Income Strategy ETF) are both Derivative Income funds. Both are actively managed. At a correlation of -0.88, they often move in opposite directions. COYY charges 1.07%/yr vs 0.99%/yr for FIAT.

Performance

COYY vs. FIAT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares YieldBOOST COIN ETF (COYY) and YieldMax Short COIN Option Income Strategy ETF (FIAT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, COYY achieves a -29.65% return, which is significantly lower than FIAT's 13.84% return.

COYY

• 1D: -2.87%
• 1M: -7.38%
• YTD: -29.65%
• 6M: -39.90%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FIAT

• 1D: 4.32%
• 1M: 16.99%
• YTD: 13.84%
• 6M: 33.71%
• 1Y: -0.18%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

COYY vs. FIAT - Yearly Performance Comparison

	2026 (YTD)	2025
COYY GraniteShares YieldBOOST COIN ETF	-29.65%	-38.98%
FIAT YieldMax Short COIN Option Income Strategy ETF	13.84%	32.17%

Correlation

The correlation between COYY and FIAT is -0.88, 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 (All Time) Calculated using the full available price history since Jul 30, 2025	-0.88

Return for Risk

COYY vs. FIAT — Risk / Return Rank

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

FIAT

FIAT Risk / Return Rank: 10
FIAT Sharpe Ratio Rank: 8
FIAT Sortino Ratio Rank: 11
FIAT Omega Ratio Rank: 11
FIAT Calmar Ratio Rank: 9
FIAT Martin Ratio Rank: 9

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.

COYY vs. FIAT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST COIN ETF (COYY) and YieldMax Short COIN Option Income Strategy ETF (FIAT). 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

	COYY	FIAT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	-0.00	—
Sharpe Ratio (All Time) Calculated using the full available price history	-1.74	-0.37	-1.37

Drawdowns

COYY vs. FIAT - Drawdown Comparison

The maximum COYY drawdown since its inception was -58.58%, smaller than the maximum FIAT drawdown of -70.50%. Use the drawdown chart below to compare losses from any high point for COYY and FIAT.

Drawdown Indicators

	COYY	FIAT	Difference
Max Drawdown Largest peak-to-trough decline	-58.58%	-70.50%	+11.92%
Max Drawdown (1Y) Largest decline over 1 year	—	-42.26%	—
Current Drawdown Current decline from peak	-58.58%	-50.94%	-7.64%
Average Drawdown Average peak-to-trough decline	-35.21%	-45.35%	+10.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	27.32%	—

Volatility

Volatility by Period

	COYY	FIAT	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	15.34%	—
Volatility (6M) Calculated over the trailing 6-month period	—	42.03%	—
Volatility (1Y) Calculated over the trailing 1-year period	36.39%	55.49%	-19.10%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	36.39%	60.56%	-24.17%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.39%	60.56%	-24.17%

COYY vs. FIAT - Expense Ratio Comparison

COYY has a 1.07% expense ratio, which is higher than FIAT's 0.99% expense ratio.

Dividends

COYY vs. FIAT - Dividend Comparison

COYY's dividend yield for the trailing twelve months is around 386.46%, more than FIAT's 93.28% yield.

Position	TTM	2025	2024
COYY GraniteShares YieldBOOST COIN ETF	386.46%	132.14%	0.00%
FIAT YieldMax Short COIN Option Income Strategy ETF	93.28%	178.11%	70.99%

Frequently Asked Questions

Can I hold both COYY and FIAT in my portfolio?

COYY and FIAT have a correlation of -0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, COYY or FIAT?

On fees, FIAT is cheaper at 0.99% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, COYY or FIAT?

FIAT is cheaper with a 0.99% expense ratio, compared with 1.07% for COYY.

Which ETF pays a higher dividend yield, COYY or FIAT?

COYY has the higher dividend yield at 386.46%, compared with 93.28% for FIAT.

What is the main difference between COYY and FIAT?

They also come from different issuers: GraniteShares and YieldMax. Their fees differ too: 1.07% for COYY and 0.99% for FIAT.