STMicroelectronics NV ADR RegS is a company in the U.S. stock market and it is a holding in 9 U.S.-traded ETFs. STM has around 3.7M shares in the U.S. ETF market. The largest ETF holder of STM is the VanEck Vectors Semiconductor ETF (SMH), with approximately 3.02M shares. Investors may also find of interest that the ETF with the largest allocation to STM stock is VanEck Vectors Semiconductor ETF (SMH), with a portfolio weight of 2.05%. On average, U.S. ETFs allocate 0.92% of STM to their portfolios.