Jayun Koo


Education and Clerkships

J.D., Columbia Law School, 2010, Journal of Asian Law, Staff Editor

B.A., University of Pennsylvania, 2006, magna cum laude


New York




Jayun Koo is an associate in the Capital Markets and Securities Practice Group in the New York office of Haynes and Boone. Her practice focuses on representing publicly-traded and privately-held companies, hedge funds, and private equity firms with respect to a variety of corporate and financial transactions, including public and private securities offerings, mergers and acquisitions, corporate formation and restructuring, SEC reporting and compliance, and other corporate governance matters.

Jayun was recently part of a team of Haynes and Boone lawyers that represented VBI Vaccines in its successful underwritten public offering and concurrent registered direct offering of common shares for aggregate gross proceeds of approximately $71.9 million.

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