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 | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $5,656,000 | -78.8% | 2,594,348 | -67.7% | 0.06% | -77.0% |
| Q2 2021 | $26,660,000 | -44.4% | 8,030,000 | 0.0% | 0.27% | -39.9% |
| Q1 2021 | $47,979,000 | +36.4% | 8,030,000 | 0.0% | 0.45% | +45.8% |
| Q4 2020 | $35,171,000 | +553.1% | 8,030,000 | +794.7% | 0.31% | +352.9% |
| Q3 2020 | $5,385,000 | -10.2% | 897,541 | -5.6% | 0.07% | -19.0% |
| Q2 2020 | $6,000,000 | +53.3% | 950,841 | +44.3% | 0.08% | +27.3% |
| Q1 2020 | $3,914,000 | -40.0% | 659,000 | -42.7% | 0.07% | -29.0% |
| Q4 2019 | $6,521,000 | – | 1,150,000 | – | 0.09% | – |
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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% |