Erik R. Sirri

Professor of Finance, Babson College;
Former Director, SEC Division of Trading and Markets;
Senior Advisor, Cornerstone Research

Erik Sirri consults with clients and provides expert testimony in matters related to securities trading, including high-frequency trading; asset management, including robo-advising, mutual funds, and exchange traded products; and financial institutions, with a special emphasis on broker-dealer issues.

Professor Sirri’s research focuses on the interaction of securities law and finance, securities market structure, investment management, and capital markets. From 2006 through 2009 he was director of the Division of Trading and Markets at the U.S. Securities and Exchange Commission (SEC), where he was responsible for matters relating to the regulation of stock and options exchanges, national securities associations, brokers, dealers, clearing agencies, and credit ratings agencies. Professor Sirri served as chief economist of the SEC from 1996 through 1999, and was an assistant professor of finance at Harvard Business School from 1989 to 1995.

His writings appear in academic journals, practitioner journals, and books. Professor Sirri’s articles have been published in the Review of Financial Studies, the Journal of Finance, the Journal of Financial Markets, the Journal of Financial and Quantitative Analysis, and other journals and books. He has served on the boards of securities exchanges, mutual funds, industry associations, and foundations. Professor Sirri has consulted for securities firms, stock exchanges, mutual fund companies, issuers, and information vendors on a variety of regulatory and business matters.