NBTB vs TCBK: Correlation
Measured on weekly returns over the past three years, NBT Bancorp Inc. (NBTB) and TriCo Bancshares (TCBK) carry a correlation of 0.87, a very strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are NBTB and TCBK?
Across a 3-year window, the weekly returns of NBTB and TCBK correlate at 0.87, very strong, meaning they move nearly in lockstep. Recent behaviour matches the longer record: 0.77 over 1 year against 0.87 over 3. Stretching to 5 years gives 0.79, with an annualized covariance of 685.3 %².
By 3-year correlation, TCBK places #5 of the 17 assets tracked against NBTB. Their 12-month results are close: +18.1% for NBTB against +21.9% for TCBK.
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.
NBTB vs TCBK: side by side
| NBTB (NBT Bancorp Inc.) | TCBK (TriCo Bancshares) | |
|---|---|---|
| 1-year return | +18.1% | +21.9% |
| 5-year return | +68.0% | +59.3% |
| Volatility (ann.) | 27.2% | 29.1% |
| Beta vs S&P 500 | 0.75 | 0.76 |
| Max drawdown (3Y) | -25.7% | -27.9% |
| Market cap | $2.7B | $1.7B |
| P/E (trailing) | 12.5 | 13.0 |
| Dividend yield | 2.87% | 2.66% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | NBTB | TCBK |
|---|---|---|
| 2022 | +16.0% | +21.5% |
| 2023 | -0.1% | -13.0% |
| 2024 | +17.7% | +5.1% |
| 2025 | -10.2% | +11.9% |
| 2026 | +26.0% | +15.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are NBTB and TCBK good diversifiers for each other?
No: a correlation of 0.87 means NBTB and TCBK tend to fall together, which is precisely when diversification is supposed to help.
FAQ
What is the correlation between NBTB and TCBK?
As of 2026-08-27, the correlation of weekly returns between NBTB and TCBK is 0.87 over 3 years, 0.77 over 1 year and 0.79 over 5 years.
Is TCBK a good diversifier for NBTB?
No: a correlation of 0.87 means NBTB and TCBK tend to fall together, which is precisely when diversification is supposed to help.
What does a correlation of 0.87 mean?
On the −1 to +1 scale, 0.87 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/nbtb-vs-tcbk.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/nbtb-vs-tcbk/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: NBTB correlations · TCBK correlations
