NEW YORK — Costco is expanding the collection of precious metals it sells, with the addition of platinum. The big-box chain is now selling Swiss-made 1 oz. platinum bars for $1,089.99 on its ...
NEW YORK — Costco customers are now paying more for their annual memberships for the first time since 2017. The retailer announced in July that membership fees would increase by $5 to $65 a year ...