AXP vs C: Correlation
How closely do American Express (AXP) and Citigroup (C) trade together? Their weekly returns over three years give a correlation of 0.70, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AXP and C?
On 3 years of weekly data the AXP/C correlation comes out at 0.70, strong. Lately the two have drifted apart, with the 1-year correlation at 0.57 versus 0.70 over 3 years. The 5-year figure is 0.66, and annualized covariance runs at 559.9 %².
By 3-year correlation, C places #10 of the 35 assets tracked against AXP. The last year tells two different stories: C led by 35.2 percentage points, +4.7% for AXP against +39.9% for C. The rolling one-year correlation moved between 0.55 and 0.85 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.
AXP vs C: side by side
| AXP (American Express) | C (Citigroup) | |
|---|---|---|
| 1-year return | +4.7% | +39.9% |
| 5-year return | +116.2% | +119.6% |
| Volatility (ann.) | 26.6% | 30.3% |
| Beta vs S&P 500 | 1.20 | 1.39 |
| Max drawdown (3Y) | -28.8% | -31.3% |
| Market cap | $225.7B | $222.6B |
| P/E (trailing) | 20.4 | 14.4 |
| Dividend yield | 1.05% | 1.80% |
| Sector / category | Financials | Financials |
Year-by-year returns
| Year | AXP | C |
|---|---|---|
| 2022 | -8.5% | -22.1% |
| 2023 | +28.7% | +19.0% |
| 2024 | +60.3% | +41.9% |
| 2025 | +26.0% | +70.4% |
| 2026 | -8.9% | +15.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AXP and C good diversifiers for each other?
Somewhat, no more. With 0.70 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between AXP and C?
The AXP/C correlation stands at 0.70 on a 3-year window (1 year: 0.57, 5 years: 0.66), computed from weekly returns as of 2026-08-27.
Is C a good diversifier for AXP?
Somewhat, no more. With 0.70 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.70 mean?
A reading of 0.70 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/axp-vs-c.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/axp-vs-c/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AXP correlations · C correlations
