Costco Wholesale Corporation is a company in the U.S. stock market and it is a holding in 276 U.S.-traded ETFs. COST has around 42.3M shares in the U.S. ETF market. The largest ETF holder of COST is the Invesco QQQ Trust (QQQ), with approximately 6.30M shares. Investors may also find of interest that the ETF with the largest allocation to COST stock is Consumer Staples Select Sector SPDR Fund (XLP), with a portfolio weight of 9.97%. On average, U.S. ETFs allocate 1.24% of COST to their portfolios.

Additionally, COST is a favorite stock for Active and Vanilla ETFs. It is also most likely to belong to Broad-based ETFs. The best-performing ETF in the past 12 months with COST as a holding is the ProShares Ultra QQQ (QLD), with a return of 70.08%.