RDTE vs. BUYW

Last updated Aug 4, 2026

RDTE (Roundhill Russell 2000 0DTE Covered Call Strategy ETF) and BUYW (Main Buywrite ETF) are both Derivative Income funds. Both are actively managed. Over the past year, RDTE returned 31.52% vs 9.35% for BUYW. Their 0.55 correlation means they have sometimes moved together and sometimes differently. RDTE charges 0.97%/yr vs 1.29%/yr for BUYW.

Performance

RDTE vs. BUYW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Roundhill Russell 2000 0DTE Covered Call Strategy ETF (RDTE) and Main Buywrite ETF (BUYW). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RDTE achieves a 19.71% return, which is significantly higher than BUYW's 5.08% return.

RDTE

• 1D: 1.29%
• 1M: 1.03%
• 6M: 14.10%
• YTD: 19.71%
• 1Y: 31.52%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 20.31%

BUYW

• 1D: 0.28%
• 1M: 0.64%
• 6M: 4.41%
• YTD: 5.08%
• 1Y: 9.35%
• 3Y*: 8.88%
• 5Y*: —
• 10Y*: —
• ALL TIME*: 9.97%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
BUYW Main Buywrite ETF	$5.71M	$4.95M	$4.82M
RDTE Roundhill Russell 2000 0DTE Covered Call Strategy ETF	$2.49M	$2.79M	$2.91M

RDTE vs. BUYW - Yearly Performance Comparison

	2026 (YTD)	2025	2024
RDTE Roundhill Russell 2000 0DTE Covered Call Strategy ETF	19.71%	9.46%	8.32%
BUYW Main Buywrite ETF	5.08%	9.08%	2.84%

Correlation

The correlation between RDTE and BUYW is 0.47, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.47
Correlation (All Time) Calculated using the full available price history since Sep 10, 2024	0.55

The correlation between RDTE and BUYW has been stable across timeframes, ranging from 0.47 to 0.55 - a consistent structural relationship.

Return for Risk

RDTE vs. BUYW — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

RDTE

RDTE Risk / Return Rank: 81
RDTE Sharpe Ratio Rank: 80
RDTE Sortino Ratio Rank: 78
RDTE Omega Ratio Rank: 75
RDTE Calmar Ratio Rank: 86
RDTE Martin Ratio Rank: 85

BUYW

BUYW Risk / Return Rank: 86
BUYW Sharpe Ratio Rank: 81
BUYW Sortino Ratio Rank: 84
BUYW Omega Ratio Rank: 84
BUYW Calmar Ratio Rank: 88
BUYW Martin Ratio Rank: 94

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

RDTE vs. BUYW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Roundhill Russell 2000 0DTE Covered Call Strategy ETF (RDTE) and Main Buywrite ETF (BUYW). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	RDTE	BUYW	Difference
Sharpe ratio: Return per unit of total volatility	1.87	1.93	-0.06
Sortino ratio: Return per unit of downside risk	2.56	2.87	-0.31
Omega ratio: Gain probability vs. loss probability	1.32	1.37	-0.05
Calmar ratio: Return relative to maximum drawdown	3.45	3.63	-0.17
Martin ratio: Return relative to average drawdown	12.11	19.32	-7.21

RDTE vs. BUYW - Sharpe Ratio Comparison

The current RDTE Sharpe Ratio is 1.87, which is comparable to the BUYW Sharpe Ratio of 1.93. The chart below compares the historical Sharpe Ratios of RDTE and BUYW, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

RDTE vs. BUYW - Drawdown Comparison

The maximum RDTE drawdown since its inception was -24.32%, which is greater than BUYW's maximum drawdown of -9.36%. Use the drawdown chart below to compare losses from any high point for RDTE and BUYW.

Drawdown Indicators

	RDTE	BUYW	Difference
Max Drawdown Largest peak-to-trough decline	-24.32%	-9.36%	-14.96%
Max Drawdown (1Y) Largest decline over 1 year	-9.17%	-2.59%	-6.58%
Max Drawdown (3Y) Largest decline over 3 years	—	-9.36%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-4.33%	-0.59%	-3.74%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.61%	0.49%	+2.12%

Volatility

RDTE vs. BUYW - Volatility Comparison

Roundhill Russell 2000 0DTE Covered Call Strategy ETF (RDTE) has a higher volatility of 3.83% compared to Main Buywrite ETF (BUYW) at 1.11%. This indicates that RDTE's price experiences larger fluctuations and is considered to be riskier than BUYW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RDTE	BUYW	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.83%	1.11%	+2.72%
Volatility (6M) Calculated over the trailing 6-month period	12.94%	3.91%	+9.03%
Volatility (1Y) Calculated over the trailing 1-year period	16.97%	4.87%	+12.10%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.94%	8.33%	+10.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.94%	8.33%	+10.61%

RDTE vs. BUYW - Expense Ratio Comparison

RDTE has a 0.97% expense ratio, which is lower than BUYW's 1.29% expense ratio.

Dividends

RDTE vs. BUYW - Dividend Comparison

RDTE's dividend yield for the trailing twelve months is around 43.76%, more than BUYW's 5.90% yield.

Position	TTM	2025	2024	2023	2022
BUYW Main Buywrite ETF	5.90%	5.89%	5.93%	5.95%	0.50%
RDTE Roundhill Russell 2000 0DTE Covered Call Strategy ETF	43.76%	50.16%	10.70%	0.00%	0.00%

Frequently Asked Questions

Can I hold both RDTE and BUYW in my portfolio?

RDTE and BUYW have a correlation of 0.47, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RDTE or BUYW?

RDTE has higher volatility (3.83%) compared to BUYW (1.11%). In terms of maximum drawdown, RDTE dropped -24.32% vs BUYW's -9.36%.

Which ETF is better, RDTE or BUYW?

On 1-year performance, RDTE leads with 31.52% vs 9.35% for BUYW. On fees, RDTE is cheaper at 0.97% per year. On volatility, BUYW has been the lower-risk option at 1.11%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, RDTE or BUYW?

Over the 1-year period, RDTE has performed better with a 31.52% return vs 9.35%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, RDTE or BUYW?

RDTE is cheaper with a 0.97% expense ratio, compared with 1.29% for BUYW.

Which ETF pays a higher dividend yield, RDTE or BUYW?

RDTE has the higher dividend yield at 43.76%, compared with 5.90% for BUYW.

What is the main difference between RDTE and BUYW?

They also come from different issuers: Roundhill and Main. Their fees differ too: 0.97% for RDTE and 1.29% for BUYW.

Which has better risk-adjusted returns?

BUYW currently has the higher Sharpe Ratio (1.93 vs 1.87), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.