Astera Labs is trading at $222.85, down 4.61% in after-hours trading despite earnings beats and a stronger Q4 outlook. - Q3 revenue hit a record $584.9 million, and adjusted earnings of $1.32 per share both beat analyst estimates. - Q4 revenue was forecast at $730 million to $750 million, above estimates; Scorpio switches became the largest product family as production ramped. - The after-hours decline followed a 1.72% regular-session gain to $233.62 on November 3; a report suggested investors were unimpressed.