Airbnb is trading at $185.69, up 9.14%, after November 5 results beat estimates and it raised its full-year revenue-growth outlook. - Q3 revenue rose 19% to $4.87 billion; nights and seats booked grew 16%. - Airbnb raised its full-year revenue-growth outlook to the high teens and announced a new $12 billion share-repurchase authorization. - Reuters reported a nearly 12% premarket jump after the outlook raise; negative sector context was unlikely to explain the gain.