MSTW vs. ARMW

Last updated Jun 3, 2026

MSTW (Roundhill MSTR WeeklyPay ETF) and ARMW (Roundhill ARM WeeklyPay 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

MSTW vs. ARMW - Performance Comparison

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

Returns By Period

In the year-to-date period, MSTW achieves a -16.42% return, which is significantly lower than ARMW's 347.83% return.

MSTW

• 1D: -10.09%
• 1M: -27.42%
• YTD: -16.42%
• 6M: -33.03%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

ARMW

• 1D: -2.18%
• 1M: 110.86%
• YTD: 347.83%
• 6M: 241.56%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MSTW vs. ARMW - Yearly Performance Comparison

	2026 (YTD)	2025
MSTW Roundhill MSTR WeeklyPay ETF	-16.42%	-54.05%
ARMW Roundhill ARM WeeklyPay ETF	347.83%	-40.49%

Correlation

The correlation between MSTW and ARMW 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

MSTW vs. ARMW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Roundhill MSTR WeeklyPay ETF (MSTW) and Roundhill ARM WeeklyPay ETF (ARMW). 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

	MSTW	ARMW	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	-0.92	4.68	-5.59

Drawdowns

MSTW vs. ARMW - Drawdown Comparison

The maximum MSTW drawdown since its inception was -81.85%, which is greater than ARMW's maximum drawdown of -48.47%. Use the drawdown chart below to compare losses from any high point for MSTW and ARMW.

Drawdown Indicators

	MSTW	ARMW	Difference
Max Drawdown Largest peak-to-trough decline	-81.85%	-48.47%	-33.38%
Current Drawdown Current decline from peak	-76.11%	-2.18%	-73.93%
Average Drawdown Average peak-to-trough decline	-54.38%	-26.73%	-27.65%

Volatility

Volatility by Period

	MSTW	ARMW	Difference
Volatility (1Y) Calculated over the trailing 1-year period	88.79%	88.68%	+0.11%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	88.79%	88.68%	+0.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	88.79%	88.68%	+0.11%

MSTW vs. ARMW - Expense Ratio Comparison

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

Dividends

MSTW vs. ARMW - Dividend Comparison

MSTW's dividend yield for the trailing twelve months is around 219.17%, more than ARMW's 15.72% yield.

Position	TTM	2025
ARMW Roundhill ARM WeeklyPay ETF	15.72%	16.38%
MSTW Roundhill MSTR WeeklyPay ETF	219.17%	106.94%

Frequently Asked Questions

Can I hold both MSTW and ARMW in my portfolio?

MSTW and ARMW 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, MSTW or ARMW?

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, MSTW or ARMW?

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

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

MSTW has the higher dividend yield at 219.17%, compared with 15.72% for ARMW.

What is the main difference between MSTW and ARMW?

They also come from different issuers: Roundhill and Roundhill Investments.