GOOD vs. SPY

Last updated Apr 2, 2026

Compare and contrast key facts about Gladstone Commercial Corporation (GOOD) and State Street SPDR S&P 500 ETF (SPY).

SPY is a passively managed fund by State Street that tracks the performance of the S&P 500 Index. It was launched on Jan 22, 1993.

Performance

GOOD vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Gladstone Commercial Corporation (GOOD) and State Street SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

GOOD vs. SPY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GOOD Gladstone Commercial Corporation	11.18%	-28.11%	33.25%	-21.63%	-22.52%	53.53%	-9.58%	30.74%	-7.82%	12.41%
SPY State Street SPDR S&P 500 ETF	-3.65%	17.72%	24.89%	26.18%	-18.18%	28.73%	18.33%	31.22%	-4.57%	21.71%

Returns By Period

In the year-to-date period, GOOD achieves a 11.18% return, which is significantly higher than SPY's -3.65% return. Over the past 10 years, GOOD has underperformed SPY with an annualized return of 4.79%, while SPY has yielded a comparatively higher 14.06% annualized return.

GOOD

• 1D: 1.14%
• 1M: -5.51%
• YTD: 11.18%
• 6M: -0.75%
• 1Y: -15.50%
• 3Y*: 6.21%
• 5Y*: -2.65%
• 10Y*: 4.79%

SPY

• 1D: 0.75%
• 1M: -4.28%
• YTD: -3.65%
• 6M: -1.42%
• 1Y: 18.14%
• 3Y*: 18.48%
• 5Y*: 11.86%
• 10Y*: 14.06%

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

Return for Risk

GOOD vs. SPY — Risk / Return Rank

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

GOOD

GOOD Risk / Return Rank: 16
GOOD Sharpe Ratio Rank: 11
GOOD Sortino Ratio Rank: 13
GOOD Omega Ratio Rank: 14
GOOD Calmar Ratio Rank: 21
GOOD Martin Ratio Rank: 23

SPY

SPY Risk / Return Rank: 59
SPY Sharpe Ratio Rank: 51
SPY Sortino Ratio Rank: 56
SPY Omega Ratio Rank: 60
SPY Calmar Ratio Rank: 58
SPY Martin Ratio Rank: 69

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.

GOOD vs. SPY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Gladstone Commercial Corporation (GOOD) and State Street SPDR S&P 500 ETF (SPY). 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.

	GOOD	SPY	Difference
Sharpe ratio Return per unit of total volatility	-0.69	0.96	-1.65
Sortino ratio Return per unit of downside risk	-0.86	1.49	-2.35
Omega ratio Gain probability vs. loss probability	0.90	1.23	-0.33
Calmar ratio Return relative to maximum drawdown	-0.58	1.53	-2.11
Martin ratio Return relative to average drawdown	-1.02	7.27	-8.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GOOD vs. SPY - Sharpe Ratio Comparison

The current GOOD Sharpe Ratio is -0.69, which is lower than the SPY Sharpe Ratio of 0.96. The chart below compares the historical Sharpe Ratios of GOOD and SPY, 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

	GOOD	SPY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.69	0.96	-1.65
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.11	0.70	-0.81
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.15	0.79	-0.64
Sharpe Ratio (All Time) Calculated using the full available price history	0.21	0.56	-0.35

Correlation

The correlation between GOOD and SPY is 0.38, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

GOOD vs. SPY - Dividend Comparison

GOOD's dividend yield for the trailing twelve months is around 10.38%, more than SPY's 1.13% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GOOD Gladstone Commercial Corporation	10.38%	11.25%	7.39%	9.06%	8.13%	5.83%	8.34%	6.86%	8.37%	7.12%	7.46%	10.28%
SPY State Street SPDR S&P 500 ETF	1.13%	1.07%	1.21%	1.40%	1.65%	1.20%	1.52%	1.75%	2.04%	1.80%	2.03%	2.06%

Drawdowns

GOOD vs. SPY - Drawdown Comparison

The maximum GOOD drawdown since its inception was -67.22%, which is greater than SPY's maximum drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for GOOD and SPY.

Drawdown Indicators

	GOOD	SPY	Difference
Max Drawdown Largest peak-to-trough decline	-67.22%	-55.19%	-12.03%
Max Drawdown (1Y) Largest decline over 1 year	-26.07%	-12.05%	-14.02%
Max Drawdown (5Y) Largest decline over 5 years	-53.30%	-24.50%	-28.80%
Max Drawdown (10Y) Largest decline over 10 years	-66.25%	-33.72%	-32.53%
Current Drawdown Current decline from peak	-35.32%	-5.53%	-29.79%
Average Drawdown Average peak-to-trough decline	-13.30%	-9.09%	-4.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	14.74%	2.54%	+12.20%

Volatility

GOOD vs. SPY - Volatility Comparison

Gladstone Commercial Corporation (GOOD) has a higher volatility of 6.85% compared to State Street SPDR S&P 500 ETF (SPY) at 5.35%. This indicates that GOOD's price experiences larger fluctuations and is considered to be riskier than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GOOD	SPY	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.85%	5.35%	+1.50%
Volatility (6M) Calculated over the trailing 6-month period	16.76%	9.50%	+7.26%
Volatility (1Y) Calculated over the trailing 1-year period	22.42%	19.06%	+3.36%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.86%	17.06%	+7.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	32.11%	17.92%	+14.19%