Exchange Act

Hospitality service Airbnb provides an online marketplace that allows users to rent out their houses, properties and spare rooms to travelers. The service reported 29 million users in the U.S. and Europe in 2017, and 33 million so far in 2018, according to a study conducted by Statista....

Financier Barry Honig, Opko Health Inc. (NASDAQ: OPK) and Riot Blockchain, Inc. (NASDAQ: RIOT) CEO John O'Rourke were among those named as defendants in a securities fraud lawsuit filed Friday by the Securities and Exchange Commission that alleges a "pump-and-dump" scheme....