Nearly half of Robinhood’s $672 million transaction-based revenue in the fourth quarter came from a 700% rise in revenue tied to crypto trading,

Robinhood said the U.S. securities regulator had closed its probe into the retail trading firm's crypto arm with no action, as it seeks to revamp policing of digital assets since President Donald Trump took office.

Robinhood Markets Inc. said the US Securities and Exchange Commission closed an investigation into the firm’s cryptocurrency operations and isn’t pursuing any enforcement action.