RYLG vs. BUCK

Last updated Jun 4, 2026

RYLG (Global X Russell 2000 Covered Call & Growth ETF) and BUCK (Simplify Treasury Option Income ETF) are both exchange-traded funds - RYLG is a Derivative Income fund tracking the Cboe Russell 2000 Half BuyWrite Index, while BUCK is a Government Bonds fund actively managed by Simplify. RYLG is passively managed, while BUCK is actively managed. Over the past 3 years, RYLG returned 12.54%/yr vs 5.27%/yr for BUCK. At a 0.09 correlation, their price movements are largely independent. Both charge a 0.35% expense ratio.

Performance

RYLG vs. BUCK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Russell 2000 Covered Call & Growth ETF (RYLG) and Simplify Treasury Option Income ETF (BUCK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RYLG achieves a 12.45% return, which is significantly higher than BUCK's 1.90% return.

RYLG

• 1D: -0.97%
• 1M: 3.55%
• YTD: 12.45%
• 6M: 12.24%
• 1Y: 29.67%
• 3Y*: 12.54%
• 5Y*: —
• 10Y*: —

BUCK

• 1D: 0.02%
• 1M: 0.38%
• YTD: 1.90%
• 6M: 2.09%
• 1Y: 7.95%
• 3Y*: 5.27%
• 5Y*: —
• 10Y*: —

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

RYLG vs. BUCK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
RYLG Global X Russell 2000 Covered Call & Growth ETF	12.45%	9.39%	10.57%	8.33%	-3.05%
BUCK Simplify Treasury Option Income ETF	1.90%	4.13%	7.25%	4.63%	0.39%

Correlation

The correlation between RYLG and BUCK is 0.07, 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 (1Y) Calculated over the trailing 1-year period	0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.09
Correlation (All Time) Calculated using the full available price history since Oct 31, 2022	0.09

RYLG vs. BUCK - Sectors Allocation Comparison

Sectors	RYLG	BUCK
Industrials	17.5%	-
Technology	16.8%	-
Healthcare	16.5%	-
Financial Services	16.0%	100.0%
Consumer Cyclical	8.4%	-
Real Estate	6.2%	-
Energy	6.2%	-
Basic Materials	4.8%	-
Utilities	2.9%	-
Communication Services	2.5%	-
Consumer Defensive	2.4%	-

Return for Risk

RYLG vs. BUCK — Risk / Return Rank

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

RYLG

RYLG Risk / Return Rank: 64
RYLG Sharpe Ratio Rank: 59
RYLG Sortino Ratio Rank: 59
RYLG Omega Ratio Rank: 57
RYLG Calmar Ratio Rank: 73
RYLG Martin Ratio Rank: 74

BUCK

BUCK Risk / Return Rank: 87
BUCK Sharpe Ratio Rank: 77
BUCK Sortino Ratio Rank: 84
BUCK Omega Ratio Rank: 86
BUCK Calmar Ratio Rank: 92
BUCK Martin Ratio Rank: 95

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.

RYLG vs. BUCK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Russell 2000 Covered Call & Growth ETF (RYLG) and Simplify Treasury Option Income ETF (BUCK). 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.

	RYLG	BUCK	Difference
Sharpe ratio: Return per unit of total volatility	2.01	2.54	-0.53
Sortino ratio: Return per unit of downside risk	2.83	3.83	-0.99
Omega ratio: Gain probability vs. loss probability	1.35	1.54	-0.19
Calmar ratio: Return relative to maximum drawdown	3.64	6.11	-2.46
Martin ratio: Return relative to average drawdown	14.04	32.31	-18.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RYLG vs. BUCK - Sharpe Ratio Comparison

The current RYLG Sharpe Ratio is 2.01, which is comparable to the BUCK Sharpe Ratio of 2.54. The chart below compares the historical Sharpe Ratios of RYLG and BUCK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	RYLG	BUCK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.01	2.54	-0.53
Sharpe Ratio (All Time) Calculated using the full available price history	0.63	1.47	-0.84

Drawdowns

RYLG vs. BUCK - Drawdown Comparison

The maximum RYLG drawdown since its inception was -22.37%, which is greater than BUCK's maximum drawdown of -5.43%. Use the drawdown chart below to compare losses from any high point for RYLG and BUCK.

Drawdown Indicators

	RYLG	BUCK	Difference
Max Drawdown Largest peak-to-trough decline	-22.37%	-5.43%	-16.94%
Max Drawdown (1Y) Largest decline over 1 year	-8.18%	-1.31%	-6.87%
Max Drawdown (3Y) Largest decline over 3 years	-22.37%	-5.43%	-16.94%
Current Drawdown Current decline from peak	-0.97%	-0.04%	-0.93%
Average Drawdown Average peak-to-trough decline	-4.13%	-0.49%	-3.64%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.12%	0.25%	+1.87%

Volatility

RYLG vs. BUCK - Volatility Comparison

Global X Russell 2000 Covered Call & Growth ETF (RYLG) has a higher volatility of 3.93% compared to Simplify Treasury Option Income ETF (BUCK) at 0.70%. This indicates that RYLG's price experiences larger fluctuations and is considered to be riskier than BUCK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RYLG	BUCK	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.93%	0.70%	+3.23%
Volatility (6M) Calculated over the trailing 6-month period	10.67%	1.53%	+9.14%
Volatility (1Y) Calculated over the trailing 1-year period	14.88%	3.14%	+11.74%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.17%	3.49%	+13.68%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.17%	3.49%	+13.68%

RYLG vs. BUCK - Expense Ratio Comparison

Both RYLG and BUCK have an expense ratio of 0.35%.

Dividends

RYLG vs. BUCK - Dividend Comparison

RYLG's dividend yield for the trailing twelve months is around 10.34%, more than BUCK's 7.42% yield.

Position	TTM	2025	2024	2023	2022
BUCK Simplify Treasury Option Income ETF	7.42%	7.59%	8.84%	4.84%	0.59%
RYLG Global X Russell 2000 Covered Call & Growth ETF	10.34%	10.82%	23.73%	5.78%	4.36%

Frequently Asked Questions

Can I hold both RYLG and BUCK in my portfolio?

RYLG and BUCK have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RYLG or BUCK?

RYLG has higher volatility (3.93%) compared to BUCK (0.70%). In terms of maximum drawdown, RYLG dropped -22.37% vs BUCK's -5.43%.

Which ETF is better, RYLG or BUCK?

On 3-year performance, RYLG leads with 12.54% vs 5.27% for BUCK. Both ETFs have the same 0.35% expense ratio. On volatility, BUCK has been the lower-risk option at 0.70%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, RYLG or BUCK?

Over the 3-year period, RYLG has performed better with a 12.54% return vs 5.27%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, RYLG or BUCK?

RYLG and BUCK have the same expense ratio: 0.35% per year.

Which ETF pays a higher dividend yield, RYLG or BUCK?

RYLG has the higher dividend yield at 10.34%, compared with 7.42% for BUCK.

What is the main difference between RYLG and BUCK?

RYLG is categorized as Derivative Income, while BUCK is Government Bonds. They also come from different issuers: Global X and Simplify.

Which has better risk-adjusted returns?

BUCK currently has the higher Sharpe Ratio (2.54 vs 2.01), 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.