BBSI vs. ^GSPC

Last updated Apr 2, 2026

Compare and contrast key facts about Barrett Business Services, Inc. (BBSI) and S&P 500 Index (^GSPC).

Performance

BBSI vs. ^GSPC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Barrett Business Services, Inc. (BBSI) and S&P 500 Index (^GSPC). The values are adjusted to include any dividend payments, if applicable.

BBSI vs. ^GSPC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BBSI Barrett Business Services, Inc.	-19.95%	-15.97%	51.42%	25.78%	37.09%	2.91%	-22.92%	60.10%	-10.09%	2.35%
^GSPC S&P 500 Index	-3.95%	16.39%	23.31%	24.23%	-19.44%	26.89%	16.26%	28.88%	-6.24%	19.42%

Returns By Period

In the year-to-date period, BBSI achieves a -19.95% return, which is significantly lower than ^GSPC's -3.95% return. Over the past 10 years, BBSI has outperformed ^GSPC with an annualized return of 16.83%, while ^GSPC has yielded a comparatively lower 12.24% annualized return.

BBSI

• 1D: -0.96%
• 1M: 3.97%
• YTD: -19.95%
• 6M: -34.68%
• 1Y: -29.78%
• 3Y*: 10.34%
• 5Y*: 11.48%
• 10Y*: 16.83%

^GSPC

• 1D: 0.72%
• 1M: -4.45%
• YTD: -3.95%
• 6M: -2.02%
• 1Y: 16.73%
• 3Y*: 16.96%
• 5Y*: 10.34%
• 10Y*: 12.24%

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

Return for Risk

BBSI vs. ^GSPC — Risk / Return Rank

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

BBSI

BBSI Risk / Return Rank: 11
BBSI Sharpe Ratio Rank: 7
BBSI Sortino Ratio Rank: 10
BBSI Omega Ratio Rank: 8
BBSI Calmar Ratio Rank: 18
BBSI Martin Ratio Rank: 11

^GSPC

^GSPC Risk / Return Rank: 67
^GSPC Sharpe Ratio Rank: 63
^GSPC Sortino Ratio Rank: 64
^GSPC Omega Ratio Rank: 69
^GSPC Calmar Ratio Rank: 60
^GSPC Martin Ratio Rank: 77

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.

BBSI vs. ^GSPC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Barrett Business Services, Inc. (BBSI) and S&P 500 Index (^GSPC). 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.

	BBSI	^GSPC	Difference
Sharpe ratio Return per unit of total volatility	-0.88	0.92	-1.80
Sortino ratio Return per unit of downside risk	-1.04	1.41	-2.45
Omega ratio Gain probability vs. loss probability	0.84	1.21	-0.38
Calmar ratio Return relative to maximum drawdown	-0.64	1.41	-2.06
Martin ratio Return relative to average drawdown	-1.41	6.61	-8.03
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BBSI vs. ^GSPC - Sharpe Ratio Comparison

The current BBSI Sharpe Ratio is -0.88, which is lower than the ^GSPC Sharpe Ratio of 0.92. The chart below compares the historical Sharpe Ratios of BBSI and ^GSPC, 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

	BBSI	^GSPC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.88	0.92	-1.80
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.42	0.61	-0.20
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.46	0.68	-0.22
Sharpe Ratio (All Time) Calculated using the full available price history	0.24	0.46	-0.22

Correlation

The correlation between BBSI and ^GSPC is 0.26, 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.

Drawdowns

BBSI vs. ^GSPC - Drawdown Comparison

The maximum BBSI drawdown since its inception was -87.22%, which is greater than ^GSPC's maximum drawdown of -56.78%. Use the drawdown chart below to compare losses from any high point for BBSI and ^GSPC.

Drawdown Indicators

	BBSI	^GSPC	Difference
Max Drawdown Largest peak-to-trough decline	-87.22%	-56.78%	-30.44%
Max Drawdown (1Y) Largest decline over 1 year	-45.31%	-12.14%	-33.17%
Max Drawdown (5Y) Largest decline over 5 years	-45.31%	-25.43%	-19.88%
Max Drawdown (10Y) Largest decline over 10 years	-69.54%	-33.92%	-35.62%
Current Drawdown Current decline from peak	-40.91%	-5.78%	-35.13%
Average Drawdown Average peak-to-trough decline	-34.72%	-10.75%	-23.97%
Ulcer Index Depth and duration of drawdowns from previous peaks	20.64%	2.60%	+18.04%

Volatility

BBSI vs. ^GSPC - Volatility Comparison

Barrett Business Services, Inc. (BBSI) has a higher volatility of 8.99% compared to S&P 500 Index (^GSPC) at 5.37%. This indicates that BBSI's price experiences larger fluctuations and is considered to be riskier than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BBSI	^GSPC	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.99%	5.37%	+3.62%
Volatility (6M) Calculated over the trailing 6-month period	30.46%	9.55%	+20.91%
Volatility (1Y) Calculated over the trailing 1-year period	34.00%	18.33%	+15.67%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.62%	16.90%	+10.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.83%	18.05%	+18.78%