WCC vs XLI: Correlation
WESCO International, Inc. (WCC) and Industrial Select Sector SPDR Fund (XLI) show a strong relationship: their 3-year correlation of weekly returns is 0.62.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are WCC and XLI?
On 3 years of weekly data the WCC/XLI correlation comes out at 0.62, strong. The link has loosened recently: the 1-year correlation (0.45) runs below the 3-year figure (0.62). The 5-year figure is 0.67, and annualized covariance runs at 376.4 %².
Among the 15 assets we track against WCC, XLI ranks #5 by 3-year correlation. The last year tells two different stories: WCC led by 37.1 percentage points, +55.4% for WCC against +18.3% for XLI. Risk is not evenly split, since WCC carries 2.4 times the volatility of the other side.
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.
WCC vs XLI: side by side
| WCC (WESCO International, Inc.) | XLI (Industrial Select Sector SPDR Fund) | |
|---|---|---|
| 1-year return | +55.4% | +18.3% |
| 5-year return | +203.7% | +84.0% |
| Volatility (ann.) | 38.3% | 15.7% |
| Beta vs S&P 500 | 1.59 | 0.89 |
| Max drawdown (3Y) | -37.4% | -18.5% |
| Market cap | $17.1B | – |
| P/E (trailing) | 24.0 | – |
| Dividend yield | 0.55% | 1.15% |
| Expense ratio | – | 0.08% |
| Assets under management | – | $32.9B |
| Sector / category | US Listed | Sector ETF |
XLI is an Industrials fund from State Street Investment Management: $32.9B under management, 83 holdings, a 0.08% expense ratio, a 1.15% trailing dividend yield.
Year-by-year returns
| Year | WCC | XLI |
|---|---|---|
| 2022 | -4.9% | -5.6% |
| 2023 | +40.2% | +18.1% |
| 2024 | +5.1% | +17.3% |
| 2025 | +36.4% | +19.3% |
| 2026 | +43.8% | +15.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are WCC and XLI good diversifiers for each other?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between WCC and XLI?
Using weekly returns as of 2026-08-27: 0.62 over 3 years, with 0.45 over the last year and 0.67 over 5 years.
Is XLI a good diversifier for WCC?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.62 mean?
On the −1 to +1 scale, 0.62 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/wcc-vs-xli.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/wcc-vs-xli/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: WCC correlations · XLI correlations
