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Stephen L. Ratner is a Partner in the Litigation & Dispute Resolution Department and has been a member of the firm's Executive Committee. Steve is co-head of the Financial Services Group. He handles a variety of complex matters, including securities and commodities litigations, investigations and enforcement proceedings, arbitrations and mediations, compliance issues, and regulatory controversies on behalf of major brokerage firms and other leading financial institutions.

Steve's recent matters include the defense of financial services firms in industry-wide class actions involving IPO allocations and short selling practices and class actions involving data security and privacy issues, as well as multiple investigations by the SEC, CFTC, FINRA and NYSE regarding securities lending, trade reporting, short selling, email retention, and other issues. 

Steve has served as a mediator appointed by the U.S. District Court for the Southern District of New York. He has taught as an adjunct professor of law at Benjamin N. Cardozo School of Law and is a frequent speaker on matters related to the financial services industry. Steve is the author of the section entitled “Broker-Dealer Litigation and Arbitration” in the multi-volume treatise, Commercial Litigation in New York State Courts.

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