Jon "DRJ" Najarian is a professional Investor, money manager, media analyst and Lecturer as well as Co-founder of NajarianFamilyOffice and Rebellion Partners.

Along with his brother, Pete Najarian, he founded an Online brokerage called tradeMONSTER and optionMONSTER, a provider of market intelligence, commentary, and trading strategies for stock and option traders in , 2005. He developed also the first online Broker to deploy streaming, desktop-like trading in a Web browser. The brothers are founding members of Investitute.com, a Financial education & subscription services company, as well as best-selling Author s for both "How We Trade Options" and "The 22 Rules of Investing".

Jon is also a regular contributor to CNBC's show Fast Money. He has been a member of the Chicago Board of Trade since 1982.

Jon began his financial career at the Chicago Board Options Exchange in 1981 after a brief stint as a professional Football player with the Chicago Bears. [4]

In 1989, he founded Mercury Trading, running the company for 15 years until he sold his floor operations in 2004 to Citadel/UX.

In 1991 Najarian founded 1010WallStreet.com, a financial news site aimed at serious traders.

Jon Najarian was chief Marketing strategist at PTI Securities & Futures, the firm he co-founded in he same year.

He has been a business anchor for FOX Chicago & First Business, a show that airs in 160 markets across the country.

In 2008 Jon teamed up with his brother Pete Najarian and professional trader Guy Adami to start Drakon Capital (a sister company of optionMONSTER and tradeMONSTER). tradeMonster was purchased by General Atlantic in June 2014 and then simultaneously merged with OptionsHouse.

Jon Najarian attended Gustavus Adolphus College in Minnesota.