Looking at the sector level, the energy sector has the largest exposure to U.K. markets, but only 6.4% of energy sector revenue comes out of the U.K. The Energy Select Sector SPDR (NYSEArca: XLE) is up 2.4% over the past week.
Related: Big Things Could be Afoot for Energy Stocks, ETFs
The materials sector shows a 3.7% revenue exposure to the U.K. The Materials Select Sector SPDR (NYSEArca: XLB) is 1.5% higher over the past week.
U.S. stock investors have actually enjoyed a boost from the Brexit uncertainty. Since the U.K. announced a referendum vote on February 20, S&P 500 companies with more revenue exposure to the U .K. experienced higher average and median price increase relative to the benchmark S&P 500, according to FactSet data.
For more information on U.S. stocks, visit our S&P 500 category.
SPDR S&P 500 ETF