Cosmo Pharmaceuticals N.V. announced that Chris Tanner will retire from his executive role at Cosmo per end of February 2020. Mr. Tanner will continue as a non-executive member of the board and has agreed to continue as CFO of Cassiopea from which he will retire at latest at year end 2020. Mr. Sean MacDonald joined Cosmo in April 2019 and has been named Head of Business Development. Previously, he was VP and Head of Corporate & Business Development of Pharmascience in Canada, where he negotiated the license agreement with Cosmo.