VO vs XLB: how much do they overlap?
Vanguard Mid-Cap ETF (VO) · Materials Select Sector SPDR ETF (XLB)
overlap by weight · 13 shared holdings
VO: 289 holdings (as of 2026-03-31) · XLB: 26 holdings (as of 09-Jul-2026)
Note: the two funds' latest official filings have different dates, which can understate overlap slightly for funds tracking similar indexes.
Low overlap
What this means
VO and XLB hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in VO | in XLB |
|---|---|---|---|
| CRH PLC | CRH | 0.77% | 4.61% |
| Newmont Corp | NEM | 0.64% | 6% |
| Corteva Inc | CTVA | 0.62% | 4.97% |
| Nucor Corp | NUE | 0.4% | 3.91% |
| Vulcan Materials Co | VMC | 0.39% | 4.67% |
| Martin Marietta Materials Inc | MLM | 0.39% | 4.56% |
| PPG Industries Inc | PPG | 0.26% | 3.5% |
| Packaging Corp of America | PKG | 0.21% | 2.69% |
| International Paper Co | IP | 0.21% | 2.67% |
| International Flavors & Fragrances Inc | IFF | 0.19% | 2.72% |
FAQ
How much do VO and XLB overlap?
VO and XLB have a 4.5% overlap by weight, sharing 13 holdings (out of 289 in VO and 26 in XLB), based on official issuer holdings as of 2026-03-31.
What does 4.5% overlap mean?
VO and XLB hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do VO and XLB both hold?
The largest shared positions are CRH PLC, Newmont Corp, Corteva Inc, Nucor Corp, Vulcan Materials Co. The full list of top shared holdings with weights in each fund is shown on this page.