CBSH vs PB: Correlation
Measured on weekly returns over the past three years, Commerce Bancshares, Inc. (CBSH) and Prosperity Bancshares, Inc. (PB) carry a correlation of 0.83, a very strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CBSH and PB?
Over the past 3 years, CBSH and PB moved with a correlation of 0.83, which is very strong, meaning they move nearly in lockstep. Little has changed lately, as the 1-year reading of 0.79 lands near the 3-year figure. Over 5 years the correlation is 0.82, and the annualized covariance of weekly returns is 449.0 %².
Within CBSH's tracked universe of 13 assets, PB comes in at #6 by 3-year correlation. The trailing year gives PB the advantage: -1.0% versus +8.1%, a 9.1-point spread.
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.
CBSH vs PB: side by side
| CBSH (Commerce Bancshares, Inc.) | PB (Prosperity Bancshares, Inc.) | |
|---|---|---|
| 1-year return | -1.0% | +8.1% |
| 5-year return | +10.0% | +23.1% |
| Volatility (ann.) | 22.8% | 23.7% |
| Beta vs S&P 500 | 0.64 | 0.61 |
| Max drawdown (3Y) | -27.6% | -24.8% |
| Market cap | $8.3B | $8.7B |
| P/E (trailing) | 14.3 | 12.7 |
| Dividend yield | 1.84% | 3.26% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CBSH | PB |
|---|---|---|
| 2022 | +0.5% | +3.6% |
| 2023 | -15.9% | -3.3% |
| 2024 | +24.7% | +15.1% |
| 2025 | -10.2% | -5.1% |
| 2026 | +12.1% | +7.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CBSH and PB good diversifiers for each other?
Not really. At 0.83, the two trade almost as one position, and owning both buys little extra protection.
FAQ
What is the correlation between CBSH and PB?
Using weekly returns as of 2026-08-27: 0.83 over 3 years, with 0.79 over the last year and 0.82 over 5 years.
Is PB a good diversifier for CBSH?
Not really. At 0.83, the two trade almost as one position, and owning both buys little extra protection.
What does a correlation of 0.83 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/cbsh-vs-pb.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cbsh-vs-pb/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CBSH correlations · PB correlations
