XLB U.S. materials sector provides indirect exposure to commodity prices through the stocks of companies engaged in the extraction or production of natural resources. Because the materials sector often accounts for a small portion of broad-based benchmarks, XLB may be a useful tool for long-term investors looking for more balanced exposure to the U.S. equity market. It can also be handy for those looking to implement a shorter-term tilt towards the materials sector. Like most Sector SPDRs, XLB’s appeal lies in its cost efficiency and liquidity; it is among the cheapest funds in the Materials