IMRA vs. IVVW

Last updated Apr 1, 2026

Compare and contrast key facts about Bitwise MARA Option Income Strategy ETF (IMRA) and iShares S&P 500 BuyWrite ETF (IVVW).

IMRA and IVVW are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. IMRA is an actively managed fund by Bitwise. It was launched on Apr 1, 2025. IVVW is a passively managed fund by iShares that tracks the performance of the Cboe S&P 500 Enhanced 1% OTM BuyWrite Index. It was launched on Mar 14, 2024.

Performance

IMRA vs. IVVW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Bitwise MARA Option Income Strategy ETF (IMRA) and iShares S&P 500 BuyWrite ETF (IVVW). The values are adjusted to include any dividend payments, if applicable.

IMRA vs. IVVW - Yearly Performance Comparison

	2026 (YTD)	2025
IMRA Bitwise MARA Option Income Strategy ETF	-6.91%	-33.37%
IVVW iShares S&P 500 BuyWrite ETF	-1.71%	19.19%

Returns By Period

In the year-to-date period, IMRA achieves a -6.91% return, which is significantly lower than IVVW's -1.71% return.

IMRA

• 1D: 4.17%
• 1M: -11.74%
• YTD: -6.91%
• 6M: -50.72%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

IVVW

• 1D: 2.49%
• 1M: -2.87%
• YTD: -1.71%
• 6M: 3.73%
• 1Y: 13.57%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IMRA vs. IVVW - Expense Ratio Comparison

IMRA has a 0.98% expense ratio, which is higher than IVVW's 0.25% expense ratio.

IMRA

Bitwise MARA Option Income Strategy ETF

IVVW

iShares S&P 500 BuyWrite ETF

Return for Risk

IMRA vs. IVVW — Risk / Return Rank

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

IVVW

IVVW Risk / Return Rank: 62
IVVW Sharpe Ratio Rank: 51
IVVW Sortino Ratio Rank: 55
IVVW Omega Ratio Rank: 76
IVVW Calmar Ratio Rank: 52
IVVW Martin Ratio Rank: 74

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.

IMRA vs. IVVW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Bitwise MARA Option Income Strategy ETF (IMRA) and iShares S&P 500 BuyWrite ETF (IVVW). 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

	IMRA	IVVW	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.88	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.60	0.85	-1.45

Correlation

The correlation between IMRA and IVVW is 0.49, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

IMRA vs. IVVW - Dividend Comparison

IMRA's dividend yield for the trailing twelve months is around 219.65%, more than IVVW's 19.90% yield.

	TTM	2025	2024
IMRA Bitwise MARA Option Income Strategy ETF	219.65%	188.74%	0.00%
IVVW iShares S&P 500 BuyWrite ETF	19.90%	18.55%	13.72%

Drawdowns

IMRA vs. IVVW - Drawdown Comparison

The maximum IMRA drawdown since its inception was -61.55%, which is greater than IVVW's maximum drawdown of -16.79%. Use the drawdown chart below to compare losses from any high point for IMRA and IVVW.

Drawdown Indicators

	IMRA	IVVW	Difference
Max Drawdown Largest peak-to-trough decline	-61.55%	-16.79%	-44.76%
Max Drawdown (1Y) Largest decline over 1 year	—	-11.21%	—
Current Drawdown Current decline from peak	-57.63%	-3.47%	-54.16%
Average Drawdown Average peak-to-trough decline	-24.95%	-1.87%	-23.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.87%	—

Volatility

Volatility by Period

	IMRA	IVVW	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	4.53%	—
Volatility (6M) Calculated over the trailing 6-month period	—	6.61%	—
Volatility (1Y) Calculated over the trailing 1-year period	64.63%	15.56%	+49.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	64.63%	13.11%	+51.52%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	64.63%	13.11%	+51.52%