COF vs FNB: Correlation
How closely do Capital One (COF) and F.N.B. Corporation (FNB) trade together? Their weekly returns over three years give a correlation of 0.72, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are COF and FNB?
Over the past 3 years, COF and FNB moved with a correlation of 0.72, which is strong. Lately the two have drifted apart, with the 1-year correlation at 0.56 versus 0.72 over 3 years. Over 5 years the correlation is 0.70, and the annualized covariance of weekly returns is 602.2 %².
Among the 29 assets we track against COF, FNB ranks #13 by 3-year correlation. The last year tells two different stories: FNB led by 15.4 percentage points, -2.0% for COF against +13.4% for FNB.
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.
COF vs FNB: side by side
| COF (Capital One) | FNB (F.N.B. Corporation) | |
|---|---|---|
| 1-year return | -2.0% | +13.4% |
| 5-year return | +43.2% | +91.1% |
| Volatility (ann.) | 30.6% | 27.4% |
| Beta vs S&P 500 | 1.28 | 1.03 |
| Max drawdown (3Y) | -31.5% | -32.6% |
| Market cap | $132.9B | $6.6B |
| P/E (trailing) | 12.0 | 11.0 |
| Dividend yield | 1.38% | 2.65% |
| Sector / category | Financials | US Listed |
Year-by-year returns
| Year | COF | FNB |
|---|---|---|
| 2022 | -34.6% | +11.7% |
| 2023 | +44.3% | +9.8% |
| 2024 | +38.2% | +11.0% |
| 2025 | +37.6% | +19.4% |
| 2026 | -9.6% | +9.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are COF and FNB good diversifiers for each other?
To a limited degree. At 0.72 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between COF and FNB?
Using weekly returns as of 2026-08-27: 0.72 over 3 years, with 0.56 over the last year and 0.70 over 5 years.
Is FNB a good diversifier for COF?
To a limited degree. At 0.72 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.72 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/cof-vs-fnb.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/cof-vs-fnb/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: COF correlations · FNB correlations
