Hertz Global Holdings stock jumped Wednesday after the car-rental company announced it plans to sell cars on Amazon.com. In midday trading, Hertz shares were up 5% to $5.46 and Amazon stock was down 2% at $223.

Hertz will start selling pre-owned cars on Amazon Autos, a move meant to bolster the car rental company's retail operations as it looks to bring in more profits. Customers who live within 75 miles of four major cities — Dallas,

Hertz said Wednesday it will begin selling pre-owned vehicles on the US store of Amazon Autos, marking a major expansion of the rental company’s retail operations as it looks to diversify revenue. Shares of Hertz jumped in premarket trading after the announcement.