COYY vs. FIAT

Last updated Apr 2, 2026

Compare and contrast key facts about GraniteShares YieldBOOST COIN ETF (COYY) and YieldMax Short COIN Option Income Strategy ETF (FIAT).

COYY and FIAT are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. COYY is an actively managed fund by GraniteShares. It was launched on Jul 28, 2025. FIAT is an actively managed fund by YieldMax. It was launched on Jul 9, 2024.

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.

COYY vs. FIAT - Yearly Performance Comparison

	2026 (YTD)	2025
COYY GraniteShares YieldBOOST COIN ETF	-24.24%	-38.98%
FIAT YieldMax Short COIN Option Income Strategy ETF	13.45%	32.17%

Returns By Period

In the year-to-date period, COYY achieves a -24.24% return, which is significantly lower than FIAT's 13.45% return.

COYY

• 1D: -0.93%
• 1M: -3.22%
• YTD: -24.24%
• 6M: -51.89%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FIAT

• 1D: 0.96%
• 1M: 1.55%
• YTD: 13.45%
• 6M: 49.80%
• 1Y: -32.18%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

COYY vs. FIAT - Expense Ratio Comparison

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

COYY

GraniteShares YieldBOOST COIN ETF

FIAT

YieldMax Short COIN Option Income Strategy ETF

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: 5
FIAT Sharpe Ratio Rank: 3
FIAT Sortino Ratio Rank: 5
FIAT Omega Ratio Rank: 4
FIAT Calmar Ratio Rank: 4
FIAT Martin Ratio Rank: 7

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	—	-0.55	—
Sharpe Ratio (All Time) Calculated using the full available price history	-1.74	-0.40	-1.34

Correlation

The correlation between COYY and FIAT is -0.89. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.

Dividends

COYY vs. FIAT - Dividend Comparison

COYY's dividend yield for the trailing twelve months is around 290.71%, more than FIAT's 136.83% yield.

	TTM	2025	2024
COYY GraniteShares YieldBOOST COIN ETF	290.71%	132.14%	0.00%
FIAT YieldMax Short COIN Option Income Strategy ETF	136.83%	178.11%	70.99%

Drawdowns

COYY vs. FIAT - Drawdown Comparison

The maximum COYY drawdown since its inception was -58.26%, 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	-58.26%	-70.50%	+12.24%
Max Drawdown (1Y) Largest decline over 1 year	—	-63.14%	—
Current Drawdown Current decline from peak	-55.39%	-51.10%	-4.29%
Average Drawdown Average peak-to-trough decline	-30.15%	-44.36%	+14.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	47.96%	—

Volatility

Volatility by Period

	COYY	FIAT	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	20.25%	—
Volatility (6M) Calculated over the trailing 6-month period	—	41.52%	—
Volatility (1Y) Calculated over the trailing 1-year period	39.27%	58.69%	-19.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	39.27%	61.35%	-22.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.27%	61.35%	-22.08%