EBAY vs FISV: Correlation
How closely do eBay Inc. (EBAY) and Fiserv (FISV) trade together? Their weekly returns over three years give a correlation of 0.34, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EBAY and FISV?
Across a 3-year window, the weekly returns of EBAY and FISV correlate at 0.34, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.63 versus 0.34 over 3 years. Stretching to 5 years gives 0.39, with an annualized covariance of 384.8 %².
Among the 33 assets we track against EBAY, FISV ranks #14 by 3-year correlation. Correlation aside, the last 12 months split them widely, with EBAY ahead by 72.5 points (+10.6% versus -61.9%). The relationship is regime-dependent: the rolling one-year correlation swung between -0.13 and 0.65 over the past three years, so this pair behaves very differently depending on the market environment.
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.
EBAY vs FISV: side by side
| EBAY (eBay Inc.) | FISV (Fiserv) | |
|---|---|---|
| 1-year return | +10.6% | -61.9% |
| 5-year return | +43.9% | -55.0% |
| Volatility (ann.) | 28.9% | 39.2% |
| Beta vs S&P 500 | 0.58 | 0.58 |
| Max drawdown (3Y) | -20.7% | -80.2% |
| Market cap | $45.5B | $28.0B |
| P/E (trailing) | 21.9 | 10.1 |
| Dividend yield | 1.15% | 0.00% |
| Sector / category | Consumer Discretionary | Financials |
Year-by-year returns
| Year | EBAY | FISV |
|---|---|---|
| 2022 | -36.5% | -2.6% |
| 2023 | +7.7% | +31.4% |
| 2024 | +44.8% | +54.6% |
| 2025 | +42.7% | -67.3% |
| 2026 | +18.1% | -21.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EBAY and FISV good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.34 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between EBAY and FISV?
The EBAY/FISV correlation stands at 0.34 on a 3-year window (1 year: 0.63, 5 years: 0.39), computed from weekly returns as of 2026-08-27.
Is FISV a good diversifier for EBAY?
Yes, to a useful degree: a correlation of 0.34 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.34 mean?
On the −1 to +1 scale, 0.34 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/ebay-vs-fisv.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ebay-vs-fisv/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: EBAY correlations · FISV correlations
