TRUMP MARKET MOVES: Will These Be Next U.S. Equity Stakes? Kid-centric online platform Roblox (RBLX) on Wednesday announced an expanded collaboration with toymaker Mattel (MAT). The news drove Roblox stock higher. YOU MAY ALSO LIKE: PC Sales Perk Up As Microsoft Retires Windows 10 Operating System Apple Stock Might Not See Positive Catalysts Until Spring Under the deal, Roblox will offer a new slate of games and experiences based on Mattel's brands, including Barbie, Hot Wheels and Masters of the Universe. ...