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Costco's CFO Gary Millerchip said in September that half of its new members over the last year are under 40. As Business ...

Riding off its success with gold, Costco added silver coins to its precious metals offerings and is now bringing platinum into the mix by selling one-ounce bars of the metal for $1,089.99 a pop.

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(CNN) - Costco is now selling platinum bars for more than $1,000. The Swiss-made, one-ounce bars retail for $1,090 on the big box chain’s website. A Costco membership is required. The offering ...

Costco is expanding its precious metals offerings, building on top of its rollout last year of gold bars, which often sold out within hours. The retailer is now adding 1-ounce platinum bars to its ...

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 website ...