CATALYST BIOSCIENCES INC's ticker is CBIO and the CUSIP is 14888D208. A total of 41 filers reported holding CATALYST BIOSCIENCES INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $30 | -40.0% | 63,793 | -55.7% | 0.00% | – |
| Q2 2023 | $50 | -3.8% | 144,028 | -44.5% | 0.00% | – |
| Q1 2023 | $52 | -99.5% | 259,467 | +4357.4% | 0.00% | – |
| Q2 2022 | $10,000 | -87.0% | 5,821 | -95.1% | 0.00% | – |
| Q1 2022 | $77,000 | -63.5% | 118,789 | -48.9% | 0.00% | -100.0% |
| Q4 2021 | $211,000 | -55.9% | 232,400 | +294.2% | 0.00% | -50.0% |
| Q1 2019 | $478,000 | -45.7% | 58,954 | -47.1% | 0.00% | -50.0% |
| Q4 2018 | $880,000 | -50.7% | 111,535 | -32.7% | 0.00% | -42.9% |
| Q3 2018 | $1,786,000 | +45.8% | 165,653 | +57.7% | 0.01% | +40.0% |
| Q2 2018 | $1,225,000 | – | 105,038 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Stonepine Capital Management, LLC | 3,076,376 | $13,321,000 | 6.97% |
| 22NW, LP | 1,429,242 | $6,189,000 | 1.66% |
| Ghost Tree Capital, LLC | 1,000,000 | $4,330,000 | 1.19% |
| ACUTA CAPITAL PARTNERS, LLC | 685,000 | $2,966,000 | 1.18% |
| Sio Capital Management, LLC | 623,892 | $2,701,000 | 0.67% |
| Parkman Healthcare Partners LLC | 393,449 | $1,704,000 | 0.37% |
| Nantahala Capital Management | 2,531,360 | $10,961,000 | 0.31% |
| AlphaCentric Advisors LLC | 182,500 | $790,000 | 0.22% |
| Ikarian Capital, LLC | 581,200 | $2,518,000 | 0.20% |
| Tibra Equities Europe Ltd | 79,200 | $343,000 | 0.11% |