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 | $22,848 | +10.3% | 35,700 | 0.0% | 0.00% | – |
| Q4 2022 | $20,706 | +245.1% | 35,700 | +233.6% | 0.00% | – |
| Q3 2022 | $6,000 | -25.0% | 10,700 | 0.0% | 0.00% | – |
| Q2 2022 | $8,000 | -46.7% | 10,700 | 0.0% | 0.00% | – |
| Q1 2022 | $15,000 | 0.0% | 10,700 | 0.0% | 0.00% | – |
| Q4 2021 | $15,000 | -72.7% | 10,700 | -57.5% | 0.00% | – |
| Q3 2021 | $55,000 | +358.3% | 25,200 | +581.1% | 0.00% | – |
| Q2 2021 | $12,000 | -7.7% | 3,700 | +68.2% | 0.00% | – |
| Q1 2021 | $13,000 | +333.3% | 2,200 | +214.3% | 0.00% | – |
| Q4 2020 | $3,000 | -76.9% | 700 | -68.2% | 0.00% | – |
| Q3 2020 | $13,000 | -69.8% | 2,200 | -68.3% | 0.00% | – |
| Q2 2020 | $43,000 | +16.2% | 6,935 | +10.3% | 0.00% | – |
| Q1 2020 | $37,000 | +825.0% | 6,286 | +798.0% | 0.00% | – |
| Q4 2019 | $4,000 | +33.3% | 700 | -15.4% | 0.00% | – |
| Q1 2018 | $3,000 | – | 827 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| P.A.W. CAPITAL CORP | 565,000 | $768,000 | 0.80% |
| SANDERS MORRIS HARRIS LLC | 2,342,694 | $3,186,000 | 0.62% |
| Nantahala Capital Management | 7,322,189 | $9,958,000 | 0.44% |
| DRW Securities, LLC | 8,892,437 | $12,094,000 | 0.33% |
| PRECEPT MANAGEMENT LLC | 227,000 | $309,000 | 0.33% |
| Voss Capital, LLC | 550,000 | $748,000 | 0.24% |
| CARLSON CAPITAL L P | 1,564,700 | $2,128,000 | 0.15% |
| Annandale Capital, LLC | 200,000 | $272,000 | 0.11% |
| Sigma Planning Corp | 791,274 | $1,076,000 | 0.03% |
| WealthShield Partners, LLC | 104,920 | $143,000 | 0.02% |