https://www.reuters.com/article/us-vroom-ipo/online-used-car-seller-vroom-raises-467-5-million-in-u-s-ipo-idUSKBN23G04Z >Online used car seller Vroom Inc said on Monday it raised $467.5 million in its initial public offering as appetite for new stocks rebounds after the COVID-19 pandemic put many debuts on hold.