On January 7, 2019, Anthony Cataldo was appointed to be a director of GT Biopharma, Inc. by the Board of Directors. Mr. Cataldo has extensive experience with the Company, having served on the Board of Directors from July 2014 until November 2018, also serving as Chief Executive Officer from November 2014 to September 2017 and Executive Chairman of the Board from September 2017 to February 2018 during that time. Mr. Cataldo will serve as Vice Chairman of the Board. Prior to joining the Company, from February 2011 until June 2013, Mr. Cataldo served as Chairman and CEO/Founder of Genesis Biopharma, Inc. (now known as Iovance Biotherapeutics, Inc.). Mr. Cataldo also served as non-executive co-chairman of the board of directors of MultiCell Technologies, Inc. from February 2005 until July 2006.