Firm	Analyst
Bios Research	Aaron Fletcher, Ph.D.
Canaccord Genuity	John Newman, Ph.D.
H.C. Wainwright	Joseph Pantginis, Ph.D.
JonesTrading	Soumit Roy, Ph.D.
Piper Sandler & Co.	Edward Tenthoff

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.