ARCA BIOPHARMA INC's ticker is ABIO and the CUSIP is 00211Y506. A total of 22 filers reported holding ARCA BIOPHARMA INC in Q4 2021. The put-call ratio across all filers is 0.86 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% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Western Standard LLC | 1,174,270 | $2,360,283 | 2.13% |
| BML Capital Management, LLC | 706,930 | $1,420,929 | 1.30% |
| Newtyn Management, LLC | 300,000 | $603,000 | 0.15% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 46,948 | $94,365 | 0.00% |
| OSAIC HOLDINGS, INC. | 55 | $110 | 0.00% |
| DIMENSIONAL FUND ADVISORS LP | 42,514 | $85,453 | 0.00% |
| Parallel Advisors, LLC | 244 | $490 | 0.00% |
| BANK OF AMERICA CORP /DE/ | 31 | $62 | 0.00% |
| WELLS FARGO & COMPANY/MN | 75 | $151 | 0.00% |
| NORTHERN TRUST CORP | 20,982 | $42,174 | 0.00% |