PRIM vs TPC: Correlation
How closely do Primoris Services Corporation (PRIM) and Tutor Perini Corporation (TPC) trade together? Their weekly returns over three years give a correlation of 0.53, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PRIM and TPC?
Over the past 3 years, PRIM and TPC moved with a correlation of 0.53, which is moderate. Little has changed lately, as the 1-year reading of 0.45 lands near the 3-year figure. Over 5 years the correlation is 0.53, and the annualized covariance of weekly returns is 1660.7 %².
Within PRIM's tracked universe of 20 assets, TPC comes in at #6 by 3-year correlation. The last year tells two different stories: TPC led by 91.1 percentage points, -34.2% for PRIM against +56.9% for TPC.
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.
PRIM vs TPC: side by side
| PRIM (Primoris Services Corporation) | TPC (Tutor Perini Corporation) | |
|---|---|---|
| 1-year return | -34.2% | +56.9% |
| 5-year return | +212.4% | +541.7% |
| Volatility (ann.) | 50.6% | 62.0% |
| Beta vs S&P 500 | 1.49 | 1.63 |
| Max drawdown (3Y) | -63.1% | -40.9% |
| Market cap | $4.2B | $4.8B |
| P/E (trailing) | 30.7 | 39.6 |
| Dividend yield | 0.41% | 0.20% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PRIM | TPC |
|---|---|---|
| 2022 | -7.5% | -39.0% |
| 2023 | +52.6% | +20.5% |
| 2024 | +131.1% | +165.9% |
| 2025 | +63.1% | +177.2% |
| 2026 | -37.9% | +37.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PRIM and TPC good diversifiers for each other?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between PRIM and TPC?
The PRIM/TPC correlation stands at 0.53 on a 3-year window (1 year: 0.45, 5 years: 0.53), computed from weekly returns as of 2026-08-27.
Is TPC a good diversifier for PRIM?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.53 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/prim-vs-tpc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/prim-vs-tpc/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: PRIM correlations · TPC correlations
