|Canaccord Genuity||John Newman, Ph.D.|
|H.C. Wainwright||Joseph Pantginis, Ph.D.|
|Jones Trading||Matthew Cross|
|Oppenheimer & Co.||Matthew Biegler|
|RBC Capital Markets||Gregory Renza, M.D.|
Aptose Biosciences Inc. is followed by the analysts listed above. Please note that any opinions, estimates or forecasts regarding Aptose Biosciences Inc.'s performance made by these analysts are theirs alone and do not represent opinions, forecasts or predictions of Aptose Biosciences Inc. or its management. Aptose Biosciences Inc. does not by its reference above or distribution imply its endorsement of or concurrence with such information, conclusions or recommendations.