ARCA BIOPHARMA INC's ticker is ABIO and the CUSIP is 00211Y506. A total of 18 filers reported holding ARCA BIOPHARMA INC in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $110 | -4.3% | 55 | -3.5% | 0.00% | – |
| Q2 2023 | $115 | +1.8% | 57 | 0.0% | 0.00% | – |
| Q1 2023 | $113 | – | 57 | 0.0% | 0.00% | – |
| Q4 2022 | $0 | – | 57 | 0.0% | 0.00% | – |
| Q3 2022 | $0 | – | 57 | 0.0% | 0.00% | – |
| Q2 2022 | $0 | – | 57 | 0.0% | 0.00% | – |
| Q1 2022 | $0 | – | 57 | -46.7% | 0.00% | – |
| Q4 2021 | $0 | – | 107 | 0.0% | 0.00% | – |
| Q3 2021 | $0 | – | 107 | -31.8% | 0.00% | – |
| Q2 2021 | $0 | – | 157 | 0.0% | 0.00% | – |
| Q1 2021 | $0 | – | 157 | 0.0% | 0.00% | – |
| Q4 2020 | $0 | – | 157 | 0.0% | 0.00% | – |
| Q3 2020 | $0 | – | 157 | +175.4% | 0.00% | – |
| Q2 2020 | $0 | – | 57 | 0.0% | 0.00% | – |
| Q1 2020 | $0 | – | 57 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|