 Shares of Arlo Technologies Inc. ARLO, 0.43 dropped more than 10 in the extended session Tuesday after the maker of security cameras, doorbell cameras and other home-security products reported a narrower third-quarter loss and sales that were above Wall Street estimates. Arlo lost 14.4 million, or 16 cents a share, in the quarter, compared with a loss of 15.2 million, or 18 cents a share, in the year-ago period. 