Spotify shares surged approximately 8% in after-hours trading following a fourth-quarter profit forecast that exceeded expectations, despite third-quarter earnings and revenue falling short. The company anticipates operating income of 481 million euros and an increase in monthly active users to 665 million, while revenue is projected at 4.1 billion euros, below analyst estimates. Premium subscribers rose 12% year-over-year to 252 million, slightly surpassing forecasts.