ARMW vs. MSTK

Last updated Jun 4, 2026

ARMW (Roundhill ARM WeeklyPay ETF) and MSTK (Tuttle Capital MSTR 0DTE Covered Call ETF) are both Derivative Income funds. Both are actively managed. At a 0.36 correlation, their price movements are largely independent. Both charge a 0.99% expense ratio.

Performance

ARMW vs. MSTK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Roundhill ARM WeeklyPay ETF (ARMW) and Tuttle Capital MSTR 0DTE Covered Call ETF (MSTK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

ARMW

• 1D: 3.44%
• 1M: 128.75%
• YTD: 363.23%
• 6M: 245.13%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

MSTK

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

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

ARMW vs. MSTK - Yearly Performance Comparison

	2026 (YTD)	2025
ARMW Roundhill ARM WeeklyPay ETF	363.23%	-40.49%
MSTK Tuttle Capital MSTR 0DTE Covered Call ETF	-20.94%	-47.41%

Correlation

The correlation between ARMW and MSTK is 0.36, 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 24, 2025	0.36

Return for Risk

ARMW vs. MSTK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Roundhill ARM WeeklyPay ETF (ARMW) and Tuttle Capital MSTR 0DTE Covered Call ETF (MSTK). 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

	ARMW	MSTK	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	4.96	—	—

Drawdowns

Drawdown Indicators

	ARMW	MSTK	Difference
Max Drawdown Largest peak-to-trough decline	-48.47%	—	—
Current Drawdown Current decline from peak	0.00%	—	—
Average Drawdown Average peak-to-trough decline	-26.55%	—	—

Volatility

Volatility by Period

	ARMW	MSTK	Difference
Volatility (1Y) Calculated over the trailing 1-year period	88.46%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	88.46%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	88.46%	—	—

ARMW vs. MSTK - Expense Ratio Comparison

Both ARMW and MSTK have an expense ratio of 0.99%.

Dividends

ARMW vs. MSTK - Dividend Comparison

ARMW's dividend yield for the trailing twelve months is around 15.20%, less than MSTK's 49.03% yield.

Position	TTM	2025
ARMW Roundhill ARM WeeklyPay ETF	15.20%	16.38%
MSTK Tuttle Capital MSTR 0DTE Covered Call ETF	49.03%	26.75%

Frequently Asked Questions

Can I hold both ARMW and MSTK in my portfolio?

ARMW and MSTK have a correlation of 0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ARMW or MSTK?

Both ETFs have the same 0.99% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ARMW or MSTK?

ARMW and MSTK have the same expense ratio: 0.99% per year.

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

MSTK has the higher dividend yield at 49.03%, compared with 15.20% for ARMW.

What is the main difference between ARMW and MSTK?

They also come from different issuers: Roundhill Investments and Tuttle Capital Management.