About Us

Management Team

Michael S. Weiss, Executive Chairman, President and Chief Executive Officer

Michael S. Weiss has served as the Company's Executive Chairman, and President and CEO since December 2011. Mr. Weiss is currently a director of the Company. Mr. Weiss is a co-founder of, and has been a managing partner and principal of Opus Point Partners since 2008. Mr. Weiss has been the Executive Vice Chairman, Strategic Development of Fortress Biotechnology since January 2014 and has served as Co-Vice Chairman of the Fortress Board of Directors since December 2013. Mr. Weiss earned his J.D. from Columbia Law School and his B.S. in Finance from The University at Albany. He began his professional career as a lawyer with Cravath, Swaine & Moore. In 1999, Mr. Weiss founded Access Oncology which was later acquired by Keryx Biopharmaceuticals (NASDAQ: KERX) in 2004. Following the merger, Mr. Weiss remained as CEO of Keryx and grew the company to close to a $1BB market capitalization company at its peak. While at Keryx, he raised over $150MM in equity capital through public and private offerings, executed a $100MM+ strategic alliance, negotiated multiple Special Protocol Assessments ("SPA") agreements with the FDA and managed multiple large clinical trials.


Sean A. Power, Chief Financial Officer

Sean A. Power, CPA has served as the Company's Chief Financial Officer since December 2011 and currently serves as the CFO of Opus Point Partners. Mr. Power joined the Company from Keryx Biopharmaceuticals, Inc. (KERX), where he served as Corporate Controller from 2006 to 2011. During his tenure there, Mr. Power was involved in all capital raising and licensing transactions. He was also responsible for leading Keryx's compliance with Securities and Exchange Commission rules and regulations. Prior to joining Keryx, he was with KPMG, LLP, independent certified public accountants, where he served as a senior associate. Mr. Power received a BBA in accounting from Siena College and is a member of the American Institute of Certified Public Accountants.


Adam Waldman, Chief Commercial Officer

Adam Waldman joined TG Therapeutics in June of 2018 as the Chief Commercial Officer. Most recently, Mr. Waldman served as the Head of Hematology-Oncology Marketing at Celgene Corporation where he spent the past thirteen years in various roles of increasing responsibility in sales, marketing and new product strategy. Adam brings extensive experience and a proven track record of success building high performing teams and launching transformational products in both hematology and oncology. Prior to Celgene, Mr. Waldman was at Schering Plough where he was responsible for coordinating the global marketing strategy for multiple oncology products. Mr. Waldman holds an MBA in Finance from the University of Rochester, Simon Business School, as well as a B.S. in Biological Science from Rutgers College.