HRB vs PRIM: Correlation
H&R Block, Inc. (HRB) and Primoris Services Corporation (PRIM) show a negative relationship: their 3-year correlation of weekly returns is -0.23.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are HRB and PRIM?
Across a 3-year window, the weekly returns of HRB and PRIM correlate at -0.23, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.45 versus -0.23 over 3 years. Stretching to 5 years gives -0.13, with an annualized covariance of -383.8 %².
Among the 13 assets we track against HRB, PRIM sits near the bottom by co-movement, at rank #11. Their recent paths diverged sharply: over the last 12 months HRB outperformed by 41.8 percentage points (+7.6% for HRB against -34.2% for PRIM). Risk is not evenly split, since PRIM carries 1.5 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.
HRB vs PRIM: side by side
| HRB (H&R Block, Inc.) | PRIM (Primoris Services Corporation) | |
|---|---|---|
| 1-year return | +7.6% | -34.2% |
| 5-year return | +141.8% | +212.4% |
| Volatility (ann.) | 32.8% | 50.6% |
| Beta vs S&P 500 | 0.31 | 1.49 |
| Max drawdown (3Y) | -55.5% | -63.1% |
| Market cap | $6.5B | $4.2B |
| P/E (trailing) | 9.3 | 30.7 |
| Dividend yield | 3.19% | 0.41% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | HRB | PRIM |
|---|---|---|
| 2022 | +59.9% | -7.5% |
| 2023 | +36.9% | +52.6% |
| 2024 | +12.0% | +131.1% |
| 2025 | -14.9% | +63.1% |
| 2026 | +23.5% | -37.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are HRB and PRIM good diversifiers for each other?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
FAQ
What is the correlation between HRB and PRIM?
As of 2026-08-27, the correlation of weekly returns between HRB and PRIM is -0.23 over 3 years, -0.45 over 1 year and -0.13 over 5 years.
Is PRIM a good diversifier for HRB?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
What does a correlation of -0.23 mean?
On the −1 to +1 scale, -0.23 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/hrb-vs-prim.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/hrb-vs-prim/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: HRB correlations · PRIM correlations
