APTOSE BIOSCIENCES INC's ticker is and the CUSIP is 03835T200. A total of 25 filers reported holding APTOSE BIOSCIENCES INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $3,000 | -50.0% | 6 | -99.8% | 0.00% | – |
| Q3 2019 | $6,000 | -45.5% | 2,750 | -54.2% | 0.00% | – |
| Q4 2018 | $11,000 | -31.2% | 6,000 | 0.0% | 0.00% | – |
| Q3 2018 | $16,000 | -91.6% | 6,000 | -90.0% | 0.00% | -100.0% |
| Q2 2018 | $190,000 | 0.0% | 60,000 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $190,000 | – | 60,000 | – | 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% |