APTOSE BIOSCIENCES INC's ticker is and the CUSIP is 03835T200. A total of 60 filers reported holding APTOSE BIOSCIENCES INC in Q4 2021. The put-call ratio across all filers is 0.60 and the average weighting 0.0%.
Quarter-by-quarter ownership
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% |