BY vs TCBK: Correlation
How closely do Byline Bancorp, Inc. (BY) and TriCo Bancshares (TCBK) trade together? Their weekly returns over three years give a correlation of 0.84, which is very strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BY and TCBK?
On 3 years of weekly data the BY/TCBK correlation comes out at 0.84, very strong, meaning they move nearly in lockstep. Lately the two have drifted apart, with the 1-year correlation at 0.67 versus 0.84 over 3 years. The 5-year figure is 0.75, and annualized covariance runs at 656.2 %².
Among the 70 assets we track against BY, TCBK ranks #26 by 3-year correlation. On 12-month performance BY holds a 10.6-point edge, +32.5% against +21.9%.
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.
BY vs TCBK: side by side
| BY (Byline Bancorp, Inc.) | TCBK (TriCo Bancshares) | |
|---|---|---|
| 1-year return | +32.5% | +21.9% |
| 5-year return | +66.2% | +59.3% |
| Volatility (ann.) | 26.8% | 29.1% |
| Beta vs S&P 500 | 0.80 | 0.76 |
| Max drawdown (3Y) | -27.2% | -27.9% |
| Market cap | $1.7B | $1.7B |
| P/E (trailing) | 11.5 | 13.0 |
| Dividend yield | 1.15% | 2.66% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BY | TCBK |
|---|---|---|
| 2022 | -14.7% | +21.5% |
| 2023 | +4.3% | -13.0% |
| 2024 | +25.0% | +5.1% |
| 2025 | +2.0% | +11.9% |
| 2026 | +32.7% | +15.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BY and TCBK good diversifiers for each other?
Not really. At 0.84, the two trade almost as one position, and owning both buys little extra protection.
FAQ
What is the correlation between BY and TCBK?
Using weekly returns as of 2026-08-27: 0.84 over 3 years, with 0.67 over the last year and 0.75 over 5 years.
Is TCBK a good diversifier for BY?
Not really. At 0.84, the two trade almost as one position, and owning both buys little extra protection.
What does a correlation of 0.84 mean?
On the −1 to +1 scale, 0.84 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/by-vs-tcbk.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/by-vs-tcbk/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BY correlations · TCBK correlations
