ARCA BIOPHARMA INC's ticker is ABIO and the CUSIP is 00211Y506. A total of 26 filers reported holding ARCA BIOPHARMA INC in Q3 2022. The put-call ratio across all filers is 12.49 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $251 | -92.9% | 125 | -93.0% | 0.00% | – |
| Q1 2023 | $3,556 | -0.1% | 1,787 | +19.0% | 0.00% | – |
| Q4 2022 | $3,560 | -28.8% | 1,502 | -42.6% | 0.00% | – |
| Q3 2022 | $5,000 | -54.5% | 2,619 | -42.0% | 0.00% | – |
| Q2 2022 | $11,000 | -8.3% | 4,519 | -10.1% | 0.00% | – |
| Q1 2022 | $12,000 | -25.0% | 5,026 | -33.7% | 0.00% | – |
| Q4 2021 | $16,000 | -15.8% | 7,584 | +41.4% | 0.00% | – |
| Q2 2021 | $19,000 | +216.7% | 5,365 | +249.1% | 0.00% | – |
| Q4 2020 | $6,000 | +50.0% | 1,537 | +65.8% | 0.00% | – |
| Q3 2020 | $4,000 | – | 927 | +2890.3% | 0.00% | – |
| Q1 2020 | $0 | -100.0% | 31 | -99.0% | 0.00% | – |
| Q4 2019 | $17,000 | +30.8% | 3,059 | +68.8% | 0.00% | – |
| Q2 2019 | $13,000 | – | 1,812 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| BML Capital Management, LLC | 706,930 | $1,406,791 | 1.22% |
| Newtyn Management, LLC | 519,765 | $1,034,332 | 0.20% |
| Murchinson Ltd. | 52,800 | $100,680 | 0.01% |
| Marquette Asset Management, LLC | 17,318 | $34,463 | 0.01% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 46,948 | $93,427 | 0.00% |
| Tekla Capital Management LLC | 32,461 | $64,597 | 0.00% |
| OSAIC HOLDINGS, INC. | 57 | $113 | 0.00% |
| DIMENSIONAL FUND ADVISORS LP | 42,502 | $84,579 | 0.00% |
| Parallel Advisors, LLC | 244 | $486 | 0.00% |
| BANK OF AMERICA CORP /DE/ | 31 | $62 | 0.00% |