It's a rarer metal used in industrial applications and as a form of wealth preservation. Costco's platinum bars are made of 999.5 pure platinum, which collectors and investors might find appealing ...

Costco shoppers can’t get enough of the discount chain’s gold bars despite—or perhaps because—gold keeps setting record ...

Costco has reportedly jumped into selling a new precious metal. The warehouse retailer’s website has a 1-ounce PAMP Suisse Lady Fortuna Veriscan platinum bar listed as a product, Fortune ...

While the retailer doesn’t disclose much about its gold sales, a Bloomberg survey revealed how hard it is for the company to keep shelves stocked with the precious metal. About 77% of surveyed Costco ...