BITY vs. COSW

Last updated Apr 1, 2026

Compare and contrast key facts about Amplify Bitcoin 2% Monthly Option Income ETF (BITY) and Roundhill COST WeeklyPay ETF (COSW).

BITY and COSW are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. BITY is an actively managed fund by Amplify. It was launched on Apr 28, 2025. COSW is an actively managed fund by Roundhill. It was launched on Oct 23, 2025.

Performance

BITY vs. COSW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amplify Bitcoin 2% Monthly Option Income ETF (BITY) and Roundhill COST WeeklyPay ETF (COSW). The values are adjusted to include any dividend payments, if applicable.

BITY vs. COSW - Yearly Performance Comparison

	2026 (YTD)	2025
BITY Amplify Bitcoin 2% Monthly Option Income ETF	-18.54%	-19.03%
COSW Roundhill COST WeeklyPay ETF	17.20%	-10.71%

Returns By Period

In the year-to-date period, BITY achieves a -18.54% return, which is significantly lower than COSW's 17.20% return.

BITY

• 1D: 2.00%
• 1M: 5.36%
• YTD: -18.54%
• 6M: -39.12%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

COSW

• 1D: -0.54%
• 1M: -2.62%
• YTD: 17.20%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BITY vs. COSW - Expense Ratio Comparison

BITY has a 0.65% expense ratio, which is lower than COSW's 0.99% expense ratio.

COSW

Roundhill COST WeeklyPay ETF

BITY

Amplify Bitcoin 2% Monthly Option Income ETF

Return for Risk

BITY vs. COSW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amplify Bitcoin 2% Monthly Option Income ETF (BITY) and Roundhill COST WeeklyPay ETF (COSW). 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

	BITY	COSW	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	-0.68	0.44	-1.12

Correlation

The correlation between BITY and COSW is -0.05. 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

BITY vs. COSW - Dividend Comparison

BITY's dividend yield for the trailing twelve months is around 35.41%, more than COSW's 12.26% yield.

	TTM	2025
BITY Amplify Bitcoin 2% Monthly Option Income ETF	35.41%	21.53%
COSW Roundhill COST WeeklyPay ETF	12.26%	4.96%

Drawdowns

BITY vs. COSW - Drawdown Comparison

The maximum BITY drawdown since its inception was -46.36%, which is greater than COSW's maximum drawdown of -12.17%. Use the drawdown chart below to compare losses from any high point for BITY and COSW.

Drawdown Indicators

	BITY	COSW	Difference
Max Drawdown Largest peak-to-trough decline	-46.36%	-12.17%	-34.19%
Current Drawdown Current decline from peak	-42.26%	-3.28%	-38.98%
Average Drawdown Average peak-to-trough decline	-16.54%	-4.05%	-12.49%

Volatility

Volatility by Period

	BITY	COSW	Difference
Volatility (1Y) Calculated over the trailing 1-year period	40.02%	25.36%	+14.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.02%	25.36%	+14.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	40.02%	25.36%	+14.66%