BBSI vs WD: Correlation
How closely do Barrett Business Services, Inc. (BBSI) and Walker & Dunlop, Inc (WD) trade together? Their weekly returns over three years give a correlation of 0.56, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BBSI and WD?
Over the past 3 years, BBSI and WD moved with a correlation of 0.56, which is moderate. Recent behaviour matches the longer record: 0.57 over 1 year against 0.56 over 3. Over 5 years the correlation is 0.49, and the annualized covariance of weekly returns is 655.2 %².
Few assets follow BBSI as closely as WD, which ranks #1 of 16 tracked partners. The last year tells two different stories: BBSI led by 22.2 percentage points, -28.8% for BBSI against -51.0% for WD.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
BBSI vs WD: side by side
| BBSI (Barrett Business Services, Inc.) | WD (Walker & Dunlop, Inc) | |
|---|---|---|
| 1-year return | -28.8% | -51.0% |
| 5-year return | +89.3% | -53.5% |
| Volatility (ann.) | 30.3% | 38.5% |
| Beta vs S&P 500 | 0.64 | 1.12 |
| Max drawdown (3Y) | -45.3% | -63.4% |
| Market cap | $0.8B | $1.4B |
| P/E (trailing) | 25.3 | 36.0 |
| Dividend yield | 0.94% | 6.70% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BBSI | WD |
|---|---|---|
| 2022 | +37.1% | -46.8% |
| 2023 | +25.8% | +46.0% |
| 2024 | +51.4% | -10.1% |
| 2025 | -16.0% | -35.9% |
| 2026 | -4.9% | -29.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BBSI and WD good diversifiers for each other?
Somewhat, no more. With 0.56 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between BBSI and WD?
As of 2026-08-27, the correlation of weekly returns between BBSI and WD is 0.56 over 3 years, 0.57 over 1 year and 0.49 over 5 years.
Is WD a good diversifier for BBSI?
Somewhat, no more. With 0.56 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.56 mean?
On the −1 to +1 scale, 0.56 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/bbsi-vs-wd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bbsi-vs-wd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BBSI correlations · WD correlations
