 Shares of Arlo Technologies Inc. ARLO, -5.57 rallied more than 15 in the extended session Tuesday after the maker of home security cameras and other residential security equipment reported a narrower-than-expected first-quarter loss and sales topped Wall Street expectations, helped by the strong growth of Arlos service business. Arlo said it lost 8.5 million, or 10 cents a share, in the quarter, compared with a loss of 10.7 million, or 13 cents a share, in the year-ago quarter. 