YSPY vs. CET

Last updated Apr 1, 2026

Compare and contrast key facts about GraniteShares YieldBOOST SPY ETF (YSPY) and Central Securities Corp. (CET).

YSPY is an actively managed fund by GraniteShares. It was launched on Feb 25, 2025.

Performance

YSPY vs. CET - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares YieldBOOST SPY ETF (YSPY) and Central Securities Corp. (CET). The values are adjusted to include any dividend payments, if applicable.

YSPY vs. CET - Yearly Performance Comparison

	2026 (YTD)	2025
YSPY GraniteShares YieldBOOST SPY ETF	-7.13%	9.17%
CET Central Securities Corp.	-2.07%	14.56%

Returns By Period

In the year-to-date period, YSPY achieves a -7.13% return, which is significantly lower than CET's -2.07% return.

YSPY

• 1D: 2.60%
• 1M: -11.45%
• YTD: -7.13%
• 6M: -5.67%
• 1Y: 13.08%
• 3Y*: —
• 5Y*: —
• 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

YSPY vs. CET — Risk / Return Rank

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

YSPY

YSPY Risk / Return Rank: 37
YSPY Sharpe Ratio Rank: 34
YSPY Sortino Ratio Rank: 31
YSPY Omega Ratio Rank: 36
YSPY Calmar Ratio Rank: 40
YSPY Martin Ratio Rank: 44

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.

YSPY vs. CET - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST SPY ETF (YSPY) 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.

	YSPY	CET	Difference
Sharpe ratio Return per unit of total volatility	0.60	1.12	-0.52
Sortino ratio Return per unit of downside risk	0.86	1.63	-0.77
Omega ratio Gain probability vs. loss probability	1.14	1.24	-0.10
Calmar ratio Return relative to maximum drawdown	0.97	1.70	-0.74
Martin ratio Return relative to average drawdown	4.01	7.14	-3.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

YSPY vs. CET - Sharpe Ratio Comparison

The current YSPY Sharpe Ratio is 0.60, which is lower than the CET Sharpe Ratio of 1.12. The chart below compares the historical Sharpe Ratios of YSPY 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

	YSPY	CET	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.60	1.12	-0.52
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.84	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.98	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.06	0.59	-0.54

Correlation

The correlation between YSPY 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

YSPY vs. CET - Dividend Comparison

YSPY's dividend yield for the trailing twelve months is around 63.36%, more than CET's 5.44% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
YSPY GraniteShares YieldBOOST SPY ETF	63.36%	45.57%	0.00%	0.00%	0.00%	0.00%	0.00%	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

YSPY vs. CET - Drawdown Comparison

The maximum YSPY drawdown since its inception was -18.74%, smaller than the maximum CET drawdown of -56.69%. Use the drawdown chart below to compare losses from any high point for YSPY and CET.

Drawdown Indicators

	YSPY	CET	Difference
Max Drawdown Largest peak-to-trough decline	-18.74%	-56.69%	+37.95%
Max Drawdown (1Y) Largest decline over 1 year	-14.60%	-9.71%	-4.89%
Max Drawdown (5Y) Largest decline over 5 years	—	-24.89%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-39.91%	—
Current Drawdown Current decline from peak	-12.38%	-6.04%	-6.34%
Average Drawdown Average peak-to-trough decline	-4.98%	-10.21%	+5.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.52%	2.32%	+1.20%

Volatility

YSPY vs. CET - Volatility Comparison

GraniteShares YieldBOOST SPY ETF (YSPY) has a higher volatility of 7.86% compared to Central Securities Corp. (CET) at 4.73%. This indicates that YSPY's price experiences larger fluctuations and is considered to be riskier than CET based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	YSPY	CET	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.86%	4.73%	+3.13%
Volatility (6M) Calculated over the trailing 6-month period	16.86%	8.77%	+8.09%
Volatility (1Y) Calculated over the trailing 1-year period	21.82%	14.95%	+6.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.63%	14.50%	+8.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.63%	16.61%	+6.02%