Jon ‘DRJ’ Najarian was a linebacker for the Chicago Bears of the NFL before he turned to another kind of a contact sport – trading on the Chicago Board Options Exchange.

He became a member of the CBOE, NYSE, CME and CBOT and worked as a floor trader for some 25 years. In 1990 he founded Mercury Trading, a market-making firm at the Chicago Board Options Exchange (CBOE), which he sold
in 2004 to Citadel, one of the world’s largest hedge funds. In 2005 Jon co-founded optionMONSTER and tradeMONSTER, sold a majority stake to private equity firm General Atlantic Partners in 2014 & two years later sold the firm to E*Trade for $750M. Today, he is a media personality, professional investor, money manager, stock & crypto markets analyst.

Jon developed HeatSeeker Technologies, a patented trading application and algorithms used to identify unusual activity in stock, options, futures & crypto markets. Jon publishes his market observations, trade recommendations on MarketRebellion.com, his subscription and education website. Jon is also a co-founder of Moneta Advisory Partners, a firm that bridges the gap between investor relations and public relations, to bring awareness and funding through a "venture evangelism" model that Moneta created.

Jon is also co-founder of TCB Productions LLC, a production company for reality television programs & movies. Jon also works to bring awareness of crypto, Web3 and digital assets at conferences throughout the US, Europe and Asia.