Chiasma, Inc. announced that Mark J. Fitzpatrick has been appointed President and Chief Executive Officer and a member of the company's Board of Directors, effective October 1, 2016. Mr. Fitzpatrick currently serves as Chiasma's Chief Financial Officer. He succeeds Mark Leuchtenberger, who has stepped down as Chief Executive Officer to pursue other opportunities.

Mr. Fitzpatrick joined Chiasma as its Chief Financial Officer in June 2015 and has over 25 years of experience in the biotechnology industry. He has held the senior-most financial leadership position and reported directly to the CEO of both public and private technology companies since 1991.