Should You Buy Costco Before 2026?

Shares have crushed the S&P 500 in the past five years.Shares of Costco Wholesale (COST +0.59%) have climbed an impressive 135% in the past five years (as of Nov. 26). This huge gain puts it significantly ahead of the S&P 500 index. Investors are wondering if the good times will continue. Should you buy this retail stock before 2026? Valuation is a critical component of the investing processValuation can be a powerful tailwind for investors. However, this requires the starting valuation to be attractive, al ...