Aptose Biosciences Inc. Annual report pursuant to Section 13 and 15(d)

Note 15 - Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2021

15.

Selected quarterly financial data (unaudited):

Selected financial data (unaudited) for the periods presented was as follows:

	March 31, 2021			June 30, 2021			September 30, 2021			December 31, 2021

Revenue	$	-		$	-		$	-		$	-
Net loss		(16,227	)		(13,470	)		(11,333	)		(24,324	)
Basic and diluted loss per common share		(0.18	)		(0.15	)		(0.13	)		(0.27	)

	March 31, 2020			June 30, 2020			September 30, 2020			December 31, 2020

Revenue	$	-		$	-		$	-		$	-
Net loss		(11,526	)		(15,750	)		(13,249	)		(14,713	)
Basic and diluted loss per common share		(0.15	)		(0.21	)		(0.15	)		(0.17	)