CNXN vs RPM: Correlation
Measured on weekly returns over the past three years, PC Connection, Inc. (CNXN) and RPM International Inc. (RPM) carry a correlation of 0.56, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CNXN and RPM?
Across a 3-year window, the weekly returns of CNXN and RPM correlate at 0.56, moderate. Little has changed lately, as the 1-year reading of 0.51 lands near the 3-year figure. Stretching to 5 years gives 0.45, with an annualized covariance of 380.6 %².
By 3-year correlation, RPM places #4 of the 12 assets tracked against CNXN. Their recent paths diverged sharply: over the last 12 months CNXN outperformed by 40.5 percentage points (+26.2% for CNXN against -14.3% for RPM).
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.
CNXN vs RPM: side by side
| CNXN (PC Connection, Inc.) | RPM (RPM International Inc.) | |
|---|---|---|
| 1-year return | +26.2% | -14.3% |
| 5-year return | +75.2% | +38.7% |
| Volatility (ann.) | 27.3% | 25.0% |
| Beta vs S&P 500 | 0.86 | 0.85 |
| Max drawdown (3Y) | -26.3% | -32.0% |
| Market cap | $2.0B | $13.5B |
| P/E (trailing) | 21.0 | 20.7 |
| Dividend yield | 0.88% | 1.99% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CNXN | RPM |
|---|---|---|
| 2022 | +9.4% | -1.7% |
| 2023 | +44.3% | +16.8% |
| 2024 | +3.7% | +12.1% |
| 2025 | -15.8% | -13.9% |
| 2026 | +40.7% | +3.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CNXN and RPM good diversifiers for each other?
Only partially. A correlation of 0.56 means CNXN and RPM share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between CNXN and RPM?
As of 2026-08-27, the correlation of weekly returns between CNXN and RPM is 0.56 over 3 years, 0.51 over 1 year and 0.45 over 5 years.
Is RPM a good diversifier for CNXN?
Only partially. A correlation of 0.56 means CNXN and RPM share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.56 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/cnxn-vs-rpm.json
Embed this badge (it refreshes with the data), with attribution:
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Related comparisons
Hubs: CNXN correlations · RPM correlations
