The real estate tech company has found a buyer.Online real estate marketplace CoStar Group (CSGP 1.00%) has agreed to buy Matterport (MTTR 179.02%) for a significant premium to the target's Friday close. Investors are rallying into Matterport shares, sending the stock up 180% as of 1 p.m. Monday.Bringing 3D data to a leading real estate platformMatterport is a spatial data company focused on providing 3D floor plans and the cameras and other technology needed to create them for the real estate, construction ...