EFSI vs FSUN: Correlation
How closely do Eagle Financial Services Inc (EFSI) and FirstSun Capital Bancorp (FSUN) trade together? Their weekly returns over three years give a correlation of 0.42, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EFSI and FSUN?
Over the past 3 years, EFSI and FSUN moved with a correlation of 0.42, which is moderate. Recent behaviour matches the longer record: 0.50 over 1 year against 0.42 over 3. Over 5 years the correlation is 0.36, and the annualized covariance of weekly returns is 232.8 %².
Few assets follow EFSI as closely as FSUN, which ranks #1 of 11 tracked partners. Over the last 12 months EFSI came out ahead by 11.8 percentage points (+17.6% against +5.8%).
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.
EFSI vs FSUN: side by side
| EFSI (Eagle Financial Services Inc) | FSUN (FirstSun Capital Bancorp) | |
|---|---|---|
| 1-year return | +17.6% | +5.8% |
| 5-year return | +46.3% | n/a |
| Volatility (ann.) | 20.3% | 27.4% |
| Beta vs S&P 500 | 0.30 | 0.57 |
| Max drawdown (3Y) | -21.2% | -31.4% |
| Market cap | $0.2B | $1.8B |
| P/E (trailing) | 11.8 | 24.0 |
| Dividend yield | 2.97% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EFSI | FSUN |
|---|---|---|
| 2022 | +8.0% | – |
| 2023 | -13.4% | -6.7% |
| 2024 | +26.2% | +17.8% |
| 2025 | +13.4% | -6.0% |
| 2026 | +7.1% | +6.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EFSI and FSUN good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between EFSI and FSUN?
As of 2026-08-27, the correlation of weekly returns between EFSI and FSUN is 0.42 over 3 years, 0.50 over 1 year and 0.36 over 5 years.
Is FSUN a good diversifier for EFSI?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.42 mean?
On the −1 to +1 scale, 0.42 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/efsi-vs-fsun.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/efsi-vs-fsun/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EFSI correlations · FSUN correlations
