MSTK vs. AMDY

Last updated Jun 24, 2026

MSTK (Tuttle Capital MSTR 0DTE Covered Call ETF) and AMDY (YieldMax AMD Option Income Strategy ETF) are both Derivative Income funds. Both are actively managed. At a 0.39 correlation, their price movements are largely independent. MSTK charges 0.99%/yr vs 1.23%/yr for AMDY.

Performance

MSTK vs. AMDY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tuttle Capital MSTR 0DTE Covered Call ETF (MSTK) and YieldMax AMD Option Income Strategy ETF (AMDY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

MSTK

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

AMDY

• 1D: -4.73%
• 1M: 8.37%
• YTD: 101.34%
• 6M: 101.99%
• 1Y: 203.83%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MSTK vs. AMDY - Yearly Performance Comparison

	2026 (YTD)	2025
MSTK Tuttle Capital MSTR 0DTE Covered Call ETF	-20.94%	-47.46%
AMDY YieldMax AMD Option Income Strategy ETF	101.34%	-6.40%

Correlation

The correlation between MSTK and AMDY is 0.39, 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 23, 2025	0.39

Return for Risk

MSTK vs. AMDY — Risk / Return Rank

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

MSTK

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

AMDY

AMDY Risk / Return Rank: 90
AMDY Sharpe Ratio Rank: 95
AMDY Sortino Ratio Rank: 88
AMDY Omega Ratio Rank: 88
AMDY Calmar Ratio Rank: 95
AMDY Martin Ratio Rank: 84

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.

MSTK vs. AMDY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tuttle Capital MSTR 0DTE Covered Call ETF (MSTK) and YieldMax AMD Option Income Strategy ETF (AMDY). 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.

	MSTK	AMDY	Difference
Sharpe ratio: Return per unit of total volatility	—	3.65	—
Sortino ratio: Return per unit of downside risk	—	3.82	—
Omega ratio: Gain probability vs. loss probability	—	1.53	—
Calmar ratio: Return relative to maximum drawdown	—	7.44	—
Martin ratio: Return relative to average drawdown	—	16.58	—

Drawdowns

Drawdown Indicators

	MSTK	AMDY	Difference
Max Drawdown Largest peak-to-trough decline	—	-53.92%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-27.59%	—
Current Drawdown Current decline from peak	—	-4.73%	—
Average Drawdown Average peak-to-trough decline	—	-17.78%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	12.35%	—

Volatility

Volatility by Period

	MSTK	AMDY	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	21.35%	—
Volatility (6M) Calculated over the trailing 6-month period	—	43.63%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	56.19%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	46.93%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	46.93%	—

MSTK vs. AMDY - Expense Ratio Comparison

MSTK has a 0.99% expense ratio, which is lower than AMDY's 1.23% expense ratio.

Dividends

MSTK vs. AMDY - Dividend Comparison

MSTK's dividend yield for the trailing twelve months is around 49.03%, less than AMDY's 65.88% yield.

Position	TTM	2025	2024	2023
AMDY YieldMax AMD Option Income Strategy ETF	65.88%	80.68%	109.98%	6.68%
MSTK Tuttle Capital MSTR 0DTE Covered Call ETF	49.03%	26.75%	0.00%	0.00%

Frequently Asked Questions

Can I hold both MSTK and AMDY in my portfolio?

MSTK and AMDY have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, MSTK or AMDY?

On fees, MSTK 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, MSTK or AMDY?

MSTK is cheaper with a 0.99% expense ratio, compared with 1.23% for AMDY.

Which ETF pays a higher dividend yield, MSTK or AMDY?

AMDY has the higher dividend yield at 65.88%, compared with 49.03% for MSTK.

What is the main difference between MSTK and AMDY?

They also come from different issuers: Tuttle Capital Management and YieldMax ETFs. Their fees differ too: 0.99% for MSTK and 1.23% for AMDY.