BBSI vs HURA: Correlation
Measured on weekly returns over the past three years, Barrett Business Services, Inc. (BBSI) and TuHURA Biosciences, Inc. (HURA) carry a correlation of -0.28, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BBSI and HURA?
Across a 3-year window, the weekly returns of BBSI and HURA correlate at -0.28, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.50 versus -0.28 over 3 years. Stretching to 5 years gives -0.18, with an annualized covariance of -1284.7 %².
HURA is close to the least connected end of BBSI's tracked universe, ranking #13 of 16. Twelve-month performance is nearly a tie, at -28.8% for BBSI and -26.6% for HURA. Risk is not evenly split, since HURA carries 5.0 times the volatility of the other side.
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 HURA: side by side
| BBSI (Barrett Business Services, Inc.) | HURA (TuHURA Biosciences, Inc.) | |
|---|---|---|
| 1-year return | -28.8% | -26.6% |
| 5-year return | +89.3% | -99.9% |
| Volatility (ann.) | 30.3% | 152.6% |
| Beta vs S&P 500 | 0.64 | 0.27 |
| Max drawdown (3Y) | -45.3% | -99.7% |
| Market cap | $0.8B | $0.1B |
| P/E (trailing) | 25.3 | – |
| Dividend yield | 0.94% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BBSI | HURA |
|---|---|---|
| 2022 | +37.1% | -73.0% |
| 2023 | +25.8% | -97.5% |
| 2024 | +51.4% | -31.3% |
| 2025 | -16.0% | -81.5% |
| 2026 | -4.9% | +181.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BBSI and HURA good diversifiers for each other?
Yes: at -0.28, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between BBSI and HURA?
The BBSI/HURA correlation stands at -0.28 on a 3-year window (1 year: -0.50, 5 years: -0.18), computed from weekly returns as of 2026-08-27.
Is HURA a good diversifier for BBSI?
Yes: at -0.28, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.28 mean?
On the −1 to +1 scale, -0.28 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-hura.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bbsi-vs-hura/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BBSI correlations · HURA correlations
