Hedge Fund Firm D.E. Shaw Takes Stake in Bitcoin Mining Company Riot Platforms

On January 30th, hedge fund company D.E. Shaw has established a position in Riot Platforms (RIOT.O) and may push for changes in the company, according to two sources familiar with the matter, making it the second activist shareholder in the cryptocurrency mining company. Reuters was unable to determine the size of D.E. Shaw's stake in Riot, and representatives for Riot and D.E. Shaw declined to comment.