Aptose Biosciences Inc. - Common Shares (APTO)

Historical Holders from Q2 2023 to Q1 2025

Symbol
APTO
Type / Class
Equity / Common Shares
Shares outstanding
2,587,950
All holders as of 31 Mar 2025
Q1 2025
Total 13F shares, excl. options
0
Holdings value
$0
Number of holders
0
Number of sells
-20
Average sells %
-0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Aptose Biosciences Inc. - Common Shares (APTO)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
ARMISTICE CAPITAL, LLC 4.99% $112,779 1,025,267 Armistice Capital, LLC 31 Dec 2024
Bleichroeder LP 1.61% -78% $4,583 -$13,350 41,666 -74% Bleichroeder LP 30 Jun 2025

Institutional Holders of Aptose Biosciences Inc. - Common Shares (APTO)

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price Investors
2025 Q1 0 $0 -$892,850 0
2024 Q4 3,965,886 $892,850 -$203,734 $0.2253 20
2024 Q3 3,229,387 $1,326,991 +$213,806 $0.4109 22
2024 Q2 2,708,592 $2,055,953 +$1,284,637 $0.759 21
2024 Q1 977,602 $1,623,107 -$345,174 $1.66 20
2023 Q4 1,116,098 $2,836,001 +$82,831 $2.54 27
2023 Q3 1,075,178 $3,010,563 +$253,698 $2.8 24
2023 Q2 951,649 $4,416,382 +$4,416,382 $4.64 22