APTOSE BIOSCIENCES INC's ticker is and the CUSIP is 03835T200. A total of 19 filers reported holding APTOSE BIOSCIENCES INC in Q1 2018. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $972,000 | +19340.0% | 222,054 | +16049.4% | 0.00% | – |
| Q2 2018 | $5,000 | +25.0% | 1,375 | 0.0% | 0.00% | – |
| Q1 2018 | $4,000 | +33.3% | 1,375 | 0.0% | 0.00% | – |
| Q4 2017 | $3,000 | +50.0% | 1,375 | 0.0% | 0.00% | – |
| Q3 2017 | $2,000 | -50.0% | 1,375 | -57.7% | 0.00% | – |
| Q2 2017 | $4,000 | -33.3% | 3,250 | -48.0% | 0.00% | – |
| Q1 2017 | $6,000 | – | 6,250 | – | 0.00% | – |
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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% |