XYLG vs. CET

Last updated Apr 1, 2026

Compare and contrast key facts about Global X S&P 500 Covered Call & Growth ETF (XYLG) and Central Securities Corp. (CET).

XYLG is a passively managed fund by Global X that tracks the performance of the Cboe S&P 500 Half BuyWrite Index. It was launched on Sep 18, 2020.

Performance

XYLG vs. CET - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X S&P 500 Covered Call & Growth ETF (XYLG) and Central Securities Corp. (CET). The values are adjusted to include any dividend payments, if applicable.

XYLG vs. CET - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
XYLG Global X S&P 500 Covered Call & Growth ETF	-2.99%	12.93%	22.31%	18.16%	-15.46%	23.81%	12.13%
CET Central Securities Corp.	-2.07%	17.20%	26.82%	19.17%	-19.68%	49.00%	20.40%

Returns By Period

In the year-to-date period, XYLG achieves a -2.99% return, which is significantly lower than CET's -2.07% return.

XYLG

• 1D: 2.42%
• 1M: -3.89%
• YTD: -2.99%
• 6M: 1.58%
• 1Y: 14.00%
• 3Y*: 14.13%
• 5Y*: 9.23%
• 10Y*: —

CET

• 1D: 2.22%
• 1M: -5.63%
• YTD: -2.07%
• 6M: 1.55%
• 1Y: 16.64%
• 3Y*: 18.53%
• 5Y*: 12.16%
• 10Y*: 16.19%

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

Return for Risk

XYLG vs. CET — Risk / Return Rank

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

XYLG

XYLG Risk / Return Rank: 59
XYLG Sharpe Ratio Rank: 50
XYLG Sortino Ratio Rank: 54
XYLG Omega Ratio Rank: 63
XYLG Calmar Ratio Rank: 54
XYLG Martin Ratio Rank: 72

CET

CET Risk / Return Rank: 76
CET Sharpe Ratio Rank: 78
CET Sortino Ratio Rank: 71
CET Omega Ratio Rank: 74
CET Calmar Ratio Rank: 75
CET Martin Ratio Rank: 84

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.

XYLG vs. CET - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X S&P 500 Covered Call & Growth ETF (XYLG) and Central Securities Corp. (CET). 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.

	XYLG	CET	Difference
Sharpe ratio Return per unit of total volatility	0.86	1.12	-0.26
Sortino ratio Return per unit of downside risk	1.35	1.63	-0.28
Omega ratio Gain probability vs. loss probability	1.22	1.24	-0.02
Calmar ratio Return relative to maximum drawdown	1.28	1.70	-0.43
Martin ratio Return relative to average drawdown	7.04	7.14	-0.10
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

XYLG vs. CET - Sharpe Ratio Comparison

The current XYLG Sharpe Ratio is 0.86, which is comparable to the CET Sharpe Ratio of 1.12. The chart below compares the historical Sharpe Ratios of XYLG and CET, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	XYLG	CET	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.86	1.12	-0.26
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.66	0.84	-0.18
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.98	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.85	0.59	+0.26

Correlation

The correlation between XYLG and CET is 0.73, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

XYLG vs. CET - Dividend Comparison

XYLG's dividend yield for the trailing twelve months is around 14.78%, more than CET's 5.44% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
XYLG Global X S&P 500 Covered Call & Growth ETF	14.78%	13.94%	23.65%	4.90%	6.43%	7.40%	1.39%	0.00%	0.00%	0.00%	0.00%	0.00%
CET Central Securities Corp.	5.44%	5.32%	4.92%	4.90%	7.34%	8.41%	5.68%	3.78%	5.84%	3.65%	4.50%	10.41%

Drawdowns

XYLG vs. CET - Drawdown Comparison

The maximum XYLG drawdown since its inception was -21.30%, smaller than the maximum CET drawdown of -56.69%. Use the drawdown chart below to compare losses from any high point for XYLG and CET.

Drawdown Indicators

	XYLG	CET	Difference
Max Drawdown Largest peak-to-trough decline	-21.30%	-56.69%	+35.39%
Max Drawdown (1Y) Largest decline over 1 year	-11.39%	-9.71%	-1.68%
Max Drawdown (5Y) Largest decline over 5 years	-21.30%	-24.89%	+3.59%
Max Drawdown (10Y) Largest decline over 10 years	—	-39.91%	—
Current Drawdown Current decline from peak	-4.68%	-6.04%	+1.36%
Average Drawdown Average peak-to-trough decline	-4.21%	-10.21%	+6.00%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.07%	2.32%	-0.25%

Volatility

XYLG vs. CET - Volatility Comparison

Global X S&P 500 Covered Call & Growth ETF (XYLG) and Central Securities Corp. (CET) have volatilities of 4.78% and 4.73%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	XYLG	CET	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.78%	4.73%	+0.05%
Volatility (6M) Calculated over the trailing 6-month period	7.69%	8.77%	-1.08%
Volatility (1Y) Calculated over the trailing 1-year period	16.38%	14.95%	+1.43%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.01%	14.50%	-0.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.98%	16.61%	-2.63%