TRMK vs WASH: Correlation
How closely do Trustmark Corporation (TRMK) and Washington Trust Bancorp, Inc. (WASH) trade together? Their weekly returns over three years give a correlation of 0.83, which is very strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TRMK and WASH?
Across a 3-year window, the weekly returns of TRMK and WASH correlate at 0.83, very strong, meaning they move nearly in lockstep. Recent behaviour matches the longer record: 0.80 over 1 year against 0.83 over 3. Stretching to 5 years gives 0.80, with an annualized covariance of 781.5 %².
Within TRMK's tracked universe of 21 assets, WASH comes in at #8 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months WASH outperformed by 23.6 percentage points (+16.5% for TRMK against +40.1% for WASH).
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.
TRMK vs WASH: side by side
| TRMK (Trustmark Corporation) | WASH (Washington Trust Bancorp, Inc.) | |
|---|---|---|
| 1-year return | +16.5% | +40.1% |
| 5-year return | +69.7% | +4.8% |
| Volatility (ann.) | 27.0% | 34.9% |
| Beta vs S&P 500 | 0.91 | 1.04 |
| Max drawdown (3Y) | -22.0% | -32.3% |
| Market cap | $2.7B | $0.8B |
| P/E (trailing) | 11.8 | 13.7 |
| Dividend yield | 2.12% | 5.64% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | TRMK | WASH |
|---|---|---|
| 2022 | +10.7% | -12.5% |
| 2023 | -17.0% | -26.1% |
| 2024 | +30.6% | +2.7% |
| 2025 | +13.0% | +1.7% |
| 2026 | +20.0% | +41.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TRMK and WASH 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 TRMK and WASH?
As of 2026-08-27, the correlation of weekly returns between TRMK and WASH is 0.83 over 3 years, 0.80 over 1 year and 0.80 over 5 years.
Is WASH a good diversifier for TRMK?
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?
A reading of 0.83 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/trmk-vs-wash.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/trmk-vs-wash/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: TRMK correlations · WASH correlations
