APTOSE BIOSCIENCES INC's ticker is and the CUSIP is 03835T200. A total of 77 filers reported holding APTOSE BIOSCIENCES INC in Q1 2021. The put-call ratio across all filers is 0.45 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $15,360 | +10.3% | 24,000 | 0.0% | 0.00% | 0.0% |
| Q4 2022 | $13,920 | -0.6% | 24,000 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $14,000 | -22.2% | 24,000 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $18,000 | -45.5% | 24,000 | 0.0% | 0.00% | -33.3% |
| Q1 2022 | $33,000 | +3.1% | 24,000 | 0.0% | 0.00% | 0.0% |
| Q4 2021 | $32,000 | -36.0% | 24,000 | 0.0% | 0.00% | -25.0% |
| Q3 2021 | $50,000 | -37.5% | 24,000 | 0.0% | 0.00% | -66.7% |
| Q2 2021 | $80,000 | -44.4% | 24,000 | 0.0% | 0.01% | -29.4% |
| Q1 2021 | $144,000 | – | 24,000 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Corriente Advisors, LLC | 2,900,000 | $12,702,000 | 3.02% |
| P.A.W. CAPITAL CORP | 750,000 | $3,285,000 | 2.90% |
| Prosight Management, LP | 824,795 | $3,613,000 | 1.67% |
| Voss Capital, LLC | 715,000 | $3,132,000 | 1.58% |
| DRW Securities, LLC | 7,976,176 | $34,936,000 | 1.23% |
| Ally Bridge Group (NY) LLC | 1,409,150 | $6,172,000 | 1.06% |
| Nantahala Capital Management | 7,272,673 | $31,854,000 | 0.99% |
| SANDERS MORRIS HARRIS LLC | 925,153 | $4,231,000 | 0.96% |
| PRECEPT MANAGEMENT LLC | 440,696 | $1,930,000 | 0.78% |
| Endurant Capital Management LP | 477,895 | $2,093,000 | 0.76% |