Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
---|---|---|---|---|---|---|
SC 13G | 2024-04-29 | Venrock Healthcare Capital Partners III, L.P. | ARCA biopharma, Inc. | 754,669 | 5.2% | EDGAR |
SC 13G | 2024-04-15 | Allostery Investments LP | ARCA biopharma, Inc. | 1,065,016 | 7.3% | EDGAR |
SC 13G | 2024-04-11 | JANUS HENDERSON GROUP PLC | ARCA biopharma, Inc. | 1,080,107 | 7.4% | EDGAR |
SC 13G | 2024-04-09 | Avidity Partners Management LP | ARCA biopharma, Inc. | 1,000,000 | 6.9% | EDGAR |
SC 13D | 2024-04-05 | Adage Capital Management, L.P. | ARCA biopharma, Inc. | 1,200,000 | 8.3% | EDGAR |
SC 13G/A | 2024-04-05 | Western Standard LLC | ARCA biopharma, Inc. | 1,410,143 | 9.8% | EDGAR |
SC 13G/A | 2024-02-07 | BML Investment Partners, L.P. | ARCA biopharma, Inc. | 706,930 | 4.9% | EDGAR |
SC 13G | 2023-09-11 | Western Standard LLC | ARCA biopharma, Inc. | 944,234 | 6.6% | EDGAR |
SC 13G/A | 2023-02-08 | BML Investment Partners, L.P. | ARCA biopharma, Inc. | 858,256 | 6.0% | EDGAR |
SC 13D/A | 2022-07-08 | Funicular Funds, LP | ARCA biopharma, Inc. | 2,580,452 | 17.9% | EDGAR |
SC 13D/A | 2022-06-21 | Funicular Fund, LP | ARCA biopharma, Inc. | 2,580,452 | 17.9% | EDGAR |
SC 13D/A | 2022-05-27 | Ma-Weaver Jacob | ARCA biopharma, Inc. | 2,580,452 | 17.9% | EDGAR |
SC 13D/A | 2022-05-11 | Funicular Fund, LP | ARCA biopharma, Inc. | 2,397,281 | 16.6% | EDGAR |
SC 13D/A | 2022-04-14 | Funicular Fund, LP | ARCA biopharma, Inc. | 2,171,100 | 15.1% | EDGAR |
SC 13D/A | 2022-04-04 | Funicular Fund, LP | ARCA biopharma, Inc. | 1,944,993 | 13.5% | EDGAR |
SC 13D | 2022-03-28 | Funicular Fund, LP | ARCA biopharma, Inc. | 935,035 | 6.5% | EDGAR |
SC 13G | 2022-01-27 | BML Investment Partners, L.P. | ARCA biopharma, Inc. | 761,855 | 5.3% | EDGAR |
SC 13G/A | 2021-02-10 | RENAISSANCE TECHNOLOGIES LLC | ARCA biopharma, Inc. | 205,500 | 2.2% | EDGAR |
SC 13G/A | 2021-02-10 | Altium Capital Management LP | ARCA biopharma, Inc. | 0 | 0.0% | EDGAR |
SC 13G/A | 2021-01-06 | SABBY MANAGEMENT, LLC | ARCA biopharma, Inc. | 0 | 0.0% | EDGAR |