IRobot Falls After Amazon Lowers Offer 15% to $51.75 a Share (3)

IRobot Corp.tumbled after Amazon.com Inc. said it’s paying less to acquire the Roomba maker to account for fresh financing taken out by the company as a merger review drags on.

The Seattle-based e-commerce giant said it will now pay $51.75 per share, or 15% less than its original offer.

IRobot has entered into a $200 million financing facility to fund its ongoing operations, the companies said in a statement. The borrowing will boost iRobot’s net debt, necessitating a lower price.

The senior secured term loan, provided by the private credit arm of Carlyle Group Inc., carries a ...