William G. Rice, Ph.D.
Chairman, President & Chief Executive Officer
Through a rich blend of leadership roles in industry, government and academic sectors, Dr. Rice has accrued more than 20 years of... read more
Gregory Chow
Executive Vice President, Chief Financial Officer
Greg Chow brings more than 18 years of corporate finance, capital markets, and financial accounting experience to Aptose. Prior to... read more
Jotin Marango, M.D., Ph.D.
Senior Vice President, Chief Business Officer
Prior to joining Aptose, Dr. Marango was a Managing Director, Senior Research Analyst at Roth Capital Partners covering... read more
Stephen B. Howell, M.D.
Acting Chief Medical Officer
Dr. Howell is a Distinguished Professor of Medicine at the University of California, San Diego, and Associate Director... read more
Daniel D. Von Hoff, M.D., F.A.C.P.
Senior Vice President, Medical Affairs
Dr. Daniel D. Von Hoff, M.D., F.A.C.P., is a key scientific advisor to Aptose Biosciences. Dr. Von Hoff is currently Physician-in-Chief a... read more