IETH vs. COSW

Last updated Jun 4, 2026

IETH (Bitwise Ethereum Option Income Strategy ETF) and COSW (Roundhill COST WeeklyPay ETF) are both Derivative Income funds. Both are actively managed. At a correlation of -0.06, they often move in opposite directions. IETH charges 0.97%/yr vs 0.99%/yr for COSW.

Performance

IETH vs. COSW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Bitwise Ethereum Option Income Strategy ETF (IETH) and Roundhill COST WeeklyPay ETF (COSW). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IETH achieves a -33.82% return, which is significantly lower than COSW's 12.13% return.

IETH

• 1D: -5.08%
• 1M: -18.82%
• YTD: -33.82%
• 6M: -35.44%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

COSW

• 1D: 0.92%
• 1M: -6.40%
• YTD: 12.13%
• 6M: 2.92%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IETH vs. COSW - Yearly Performance Comparison

	2026 (YTD)	2025
IETH Bitwise Ethereum Option Income Strategy ETF	-33.82%	-17.90%
COSW Roundhill COST WeeklyPay ETF	12.13%	-10.71%

Correlation

The correlation between IETH and COSW is -0.06, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 24, 2025	-0.06

Return for Risk

IETH vs. COSW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Bitwise Ethereum Option Income Strategy ETF (IETH) 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

	IETH	COSW	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	-1.13	0.01	-1.14

Drawdowns

IETH vs. COSW - Drawdown Comparison

The maximum IETH drawdown since its inception was -55.94%, which is greater than COSW's maximum drawdown of -16.24%. Use the drawdown chart below to compare losses from any high point for IETH and COSW.

Drawdown Indicators

	IETH	COSW	Difference
Max Drawdown Largest peak-to-trough decline	-55.94%	-16.24%	-39.70%
Current Drawdown Current decline from peak	-54.25%	-14.62%	-39.63%
Average Drawdown Average peak-to-trough decline	-37.10%	-4.17%	-32.93%

Volatility

Volatility by Period

	IETH	COSW	Difference
Volatility (1Y) Calculated over the trailing 1-year period	59.79%	26.10%	+33.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	59.79%	26.10%	+33.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	59.79%	26.10%	+33.69%

IETH vs. COSW - Expense Ratio Comparison

IETH has a 0.97% expense ratio, which is lower than COSW's 0.99% expense ratio.

Dividends

IETH vs. COSW - Dividend Comparison

IETH's dividend yield for the trailing twelve months is around 46.99%, more than COSW's 18.13% yield.

Position	TTM	2025
COSW Roundhill COST WeeklyPay ETF	18.13%	4.96%
IETH Bitwise Ethereum Option Income Strategy ETF	46.99%	18.26%

Frequently Asked Questions

Can I hold both IETH and COSW in my portfolio?

IETH and COSW have a correlation of -0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, IETH or COSW?

On fees, IETH is cheaper at 0.97% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, IETH or COSW?

IETH is cheaper with a 0.97% expense ratio, compared with 0.99% for COSW.

Which ETF pays a higher dividend yield, IETH or COSW?

IETH has the higher dividend yield at 46.99%, compared with 18.13% for COSW.

What is the main difference between IETH and COSW?

They also come from different issuers: Bitwise and Roundhill. Their fees differ too: 0.97% for IETH and 0.99% for COSW.