Biden admin plans to allow a Trump-era rule in March enabling Commerce Dept. to ban tech business transactions with China it feels are security threats (John D. McKinnon/Wall Street Journal)

Sources: Robinhood is planning to confidentially file for an IPO as soon as next month  —  Robinhood Markets Inc., the trading platform behind the boom-and-bust swing in GameStop Corp.’s shares, plans to file confidentially for an initial public offering as soon as March, according to people familiar with the matter.