Joseph Sansone is Chief of the SEC Market Abuse Unit, a specialized group that uses data analysis to investigate complex insider trading rings and other abusive trading schemes and misconduct. Mr. Sansone’s work at the SEC includes actions charging more than 40 defendants in a scheme to trade on nonpublic information hacked from newswire services as well as numerous insider trading cases against corporate insiders, investment bankers, hedge fund traders, and others. In addition, Mr. Sansone has supervised SEC enforcement actions against individuals and firms for manipulating the price of securities including thought brokerage account takeovers and layering and spoofing. He has also been actively involved in the SEC’s efforts to expose misconduct by operators of exchanges, dark pools, and other trading venues and to hold them accountable for such violations. Mr. Sansone joined the SEC after working as a litigator at a law firm in New York and serving as a law clerk to the Honorable Nathaniel R. Jones on the U.S. Court of Appeals for the Sixth Circuit. He received his law degree from Harvard Law School and his undergraduate degree from Harvard College.