Bleichroeder LP 13D and 13G filings for Aptose Biosciences Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2025-03-24 6:48 pm Sale |
2025-03-24 | 13G | Aptose Biosciences Inc. APTO |
Bleichroeder LP | 163,032 7.500% |
-3,586,968 (-95.65%) |
Filing |
| 2025-03-21 7:14 pm Purchase |
2025-03-19 | 13G | Aptose Biosciences Inc. APTO |
Bleichroeder LP | 3,750,000 6.200% |
3,625,000 (+2900.00%) |
Filing |
| 2025-02-13 8:26 pm Purchase |
2024-12-31 | 13G | Aptose Biosciences Inc. APTO |
Bleichroeder LP | 125,000 6.200% |
125,000 (New Position) |
Filing |