Bleichroeder LP - 31 Dec 2024 SCHEDULE 13G Report for Aptose Biosciences Inc. Common Shares (APTO)

Filing Manager
Bleichroeder LP
Reporting Manager
Bleichroeder LP
Symbol
APTO
Shares outstanding
60,483,871 shares
Disclosed Ownership
3,750,000 shares
Ownership
6.2%
Form type
SCHEDULE 13G
Filing time
13 Feb 2025, 20:26:59 UTC
Date of event
31 Dec 2024
Next filing
21 Mar 2025

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Bleichroeder LP 6.2% 3,750,000 3,750,000 0 Andrew Gundlach President and CEO
Bleichroeder Holdings LLC 6.2% 3,750,000 3,750,000 0 Andrew Gundlach President and CEO