MSI vs PRIM: Correlation
Measured on weekly returns over the past three years, Motorola Solutions (MSI) and Primoris Services Corporation (PRIM) carry a correlation of 0.45, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MSI and PRIM?
Across a 3-year window, the weekly returns of MSI and PRIM correlate at 0.45, moderate. Little has changed lately, as the 1-year reading of 0.38 lands near the 3-year figure. Stretching to 5 years gives 0.42, with an annualized covariance of 508.5 %².
By 3-year correlation, PRIM places #9 of the 32 assets tracked against MSI. Their recent paths diverged sharply: over the last 12 months MSI outperformed by 40.1 percentage points (+5.9% for MSI against -34.2% for PRIM). One caveat on sizing: PRIM is 2.3 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
MSI vs PRIM: side by side
| MSI (Motorola Solutions) | PRIM (Primoris Services Corporation) | |
|---|---|---|
| 1-year return | +5.9% | -34.2% |
| 5-year return | +111.1% | +212.4% |
| Volatility (ann.) | 22.1% | 50.6% |
| Beta vs S&P 500 | 0.61 | 1.49 |
| Max drawdown (3Y) | -27.0% | -63.1% |
| Market cap | $80.5B | $4.2B |
| P/E (trailing) | 38.5 | 30.7 |
| Dividend yield | 0.97% | 0.41% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | MSI | PRIM |
|---|---|---|
| 2022 | -3.8% | -7.5% |
| 2023 | +23.0% | +52.6% |
| 2024 | +49.1% | +131.1% |
| 2025 | -16.2% | +63.1% |
| 2026 | +27.6% | -37.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MSI and PRIM good diversifiers for each other?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between MSI and PRIM?
Using weekly returns as of 2026-08-27: 0.45 over 3 years, with 0.38 over the last year and 0.42 over 5 years.
Is PRIM a good diversifier for MSI?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.45 mean?
A reading of 0.45 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/msi-vs-prim.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/msi-vs-prim/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MSI correlations · PRIM correlations
