C vs COF: Correlation
Citigroup (C) and Capital One (COF) show a strong relationship: their 3-year correlation of weekly returns is 0.74.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are C and COF?
Over the past 3 years, C and COF moved with a correlation of 0.74, which is strong. The relationship has been stable: the 1-year correlation (0.67) sits close to the 3-year figure. Over 5 years the correlation is 0.72, and the annualized covariance of weekly returns is 687.4 %².
By 3-year correlation, COF places #8 of the 33 assets tracked against C. Correlation aside, the last 12 months split them widely, with C ahead by 41.9 points (+39.9% versus -2.0%). The rolling one-year correlation moved between 0.55 and 0.88 over the past three years, a moderate range.
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.
C vs COF: side by side
| C (Citigroup) | COF (Capital One) | |
|---|---|---|
| 1-year return | +39.9% | -2.0% |
| 5-year return | +119.6% | +43.2% |
| Volatility (ann.) | 30.3% | 30.6% |
| Beta vs S&P 500 | 1.39 | 1.28 |
| Max drawdown (3Y) | -31.3% | -31.5% |
| Market cap | $222.6B | $132.9B |
| P/E (trailing) | 14.4 | 12.0 |
| Dividend yield | 1.80% | 1.38% |
| Sector / category | Financials | Financials |
Year-by-year returns
| Year | C | COF |
|---|---|---|
| 2022 | -22.1% | -34.6% |
| 2023 | +19.0% | +44.3% |
| 2024 | +41.9% | +38.2% |
| 2025 | +70.4% | +37.6% |
| 2026 | +15.4% | -9.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are C and COF good diversifiers for each other?
To a limited degree. At 0.74 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 C and COF?
As of 2026-08-27, the correlation of weekly returns between C and COF is 0.74 over 3 years, 0.67 over 1 year and 0.72 over 5 years.
Is COF a good diversifier for C?
To a limited degree. At 0.74 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 0.74 mean?
On the −1 to +1 scale, 0.74 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/c-vs-cof.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/c-vs-cof/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: C correlations · COF correlations
