Airbnb reported third-quarter revenue of $4.87 billion, up 19% year-over-year — the company's fastest growth in three years and ahead of Bloomberg's highest consensus estimate. Nights and Experiences Booked and earnings per share also exceeded expectations. The company raised its full-year outlook for the third time, now projecting revenue growth "close to 20%" versus the prior target of "at least 15%," and an adjusted EBITDA margin of approximately 36%, up from "at least 35.5%." Airbnb also announced a new share repurchase authorization of up to $12 billion. CEO Brian Chesky said the company is back in "growth mode." Shares rose 5.8% in U.S. after-hours trading.