Ma-Weaver Jacob 13D and 13G filings for ARCA biopharma, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2022-05-27 4:40 pm Purchase | 2022-05-25 | 13D | ARCA biopharma, Inc. ABIO | Ma-Weaver Jacob | 215,038 17.910% | 215,038 (New Position) | Filing |