Was it better to buy gold bars at Costco or COST stock?

In September 2023, Costco (NASDAQ: COST) started selling gold bars, which was a great hit, as over $100 million worth has been sold, according to reports.Amidst the global economic uncertainty witnessed in recent years and the increasing demand for precious metals as a commodity, Costco responded by introducing 1oz (28g) bars of 24-karat gold for sale exclusively on their online platform in September. Eligible Costco members were allowed to purchase up to two bars each.But there is a reason why this might b ...