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 ↓ |
|---|---|---|---|
| P.A.W. CAPITAL CORP | 750,000 | $1,635,000 | 1.46% |
| DRW Securities, LLC | 8,892,437 | $19,386,000 | 0.84% |
| First Light Asset Management, LLC | 4,128,443 | $9,000,000 | 0.59% |
| SANDERS MORRIS HARRIS LLC | 1,373,794 | $3,084,000 | 0.56% |
| Nantahala Capital Management | 7,355,730 | $16,035,000 | 0.50% |
| Cormorant Asset Management, LP | 3,000,000 | $6,540,000 | 0.27% |
| 683 Capital Management, LLC | 3,112,737 | $6,786,000 | 0.26% |
| Opaleye Management Inc. | 549,000 | $1,197,000 | 0.22% |
| Prosight Management, LP | 70,563 | $154,000 | 0.08% |
| CARLSON CAPITAL L P | 720,408 | $1,570,000 | 0.08% |