Aptose Biosciences Inc.
13F holders, Q4 2024 (December 31)24holders −1
3new positions
4sold out
$0.23avg. 13F price*
At the end of Q4 2024, 24 institutions reported holding Aptose Biosciences Inc. in their 13F filings, down 1 from Q3 2024. 3 opened new positions and 4 sold out. The largest holders were Bleichroeder LP ($563K), Sigma Planning Corp ($158K) and DRW Securities, LLC ($134K).
- Company
- Aptose Biosciences Inc.
- CUSIP
- 03835T309
- Latest filing quarter
- Q4 2024
History
Number of 13F holders
Total Exit/New Position Q3 2024 → Q4 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $572K |
| Exits | 4 | $817K |
All 13F filers, Q3 2024 → Q4 2024: 2,844,749 shares bought and 2,109,442 shares sold, net +735,307 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 24 holders
| Bleichroeder LP | 0.14% | New | 2,500,000 | $563K |
| Sigma Planning Corp | 0.01% | Add +75.1% | 703,384 | $158K |
| DRW Securities, LLC | 0.01% | No change | 592,829 | $134K |
| UBS Group AG | 0.00% | Reduce -56.7% | 57,827 | $13K |
| HRT Financial LP | 0.00% | New | 43,112 | $9K |
| Annandale Capital, LLC | 0.00% | No change | 26,666 | $6K |
| Cetera Investment Advisers | 0.00% | Reduce -0.0% | 19,206 | $4K |
| Two Sigma Securities, LLC | 0.00% | Reduce -62.5% | 11,398 | $3K |
| Morgan Stanley | 0.00% | Reduce -82.5% | 5,501 | $1K |
| US Bancorp \de | 0.00% | No change | 2,020 | $455 |
| Gleason Group, Inc. | 0.00% | No change | 1,216 | $274 |
| NFSG Corp | 0.00% | No change | 832 | $187 |
| TD Waterhouse Canada Inc. | 0.00% | No change | 684 | $154 |
| Osaic Holdings, Inc. | 0.00% | No change | 420 | $95 |
| HighMark Wealth Management LLC | 0.00% | No change | 300 | $68 |
| Northwestern Mutual Wealth Management Co. | 0.00% | No change | 133 | $30 |
| SBI Securities Co., Ltd. | 0.00% | — | 135 | $30 |
| Group One Trading LLC | 0.00% | No change | 115 | $26 |
| Federation des caisses Desjardins du Quebec | 0.00% | Reduce -1.0% | 102 | $23 |
| Steward Partners Investment Advisory, LLC | 0.00% | New | 3 | $1 |
| Pacific Capital Wealth Advisors, Inc. | 0.00% | No change | 6 | $1 |
| FIL Ltd | 0.00% | No change | 1 | $0 |
| Citigroup Inc. | 0.00% | No change | 1 | $0 |
| Royal Bank of Canada | 0.00% | Reduce -61.1% | 674 | $0 |
"% of holder's portfolio" is APTOSE BIOSCIENCES INC's weight in each manager's 13F, not the share of Aptose Biosciences Inc. the manager owns.