美股异动｜多邻国盘前大跌近23%，日活增速持续放缓+首季指引较保守

Core Insights - Duolingo's stock dropped nearly 23% to $90.6 following its earnings report, despite a 35% year-over-year revenue growth to $282.9 million in Q4 [1] - The adjusted EBITDA for the quarter was $84.3 million, exceeding market expectations [1] - Daily active users grew by 30% year-over-year to 52.7 million, marking the slowest growth rate in four years [1] Financial Performance - Q4 revenue reached $282.9 million, a 35% increase year-over-year [1] - Adjusted EBITDA for Q4 was $84.3 million, surpassing market forecasts [1] - For Q1, the company projects revenue of $288.5 million and adjusted EBITDA of approximately $73.6 million, both below market expectations [1] User Growth and Future Outlook - Daily active users increased by 30% to 52.7 million, the slowest growth in four years [1] - To drive subscriber growth, the company plans to increase investments in artificial intelligence, which may slow short-term profit growth and margins [1] - Following the earnings announcement, Needham cut its price target for Duolingo from $300 to $145 [1]