VANGUARD GROUP INC 13D and 13G filings for Chembio Diagnostics, 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 |
| 2022-02-09 3:33 pm Purchase | 2021-12-31 | 13G | CHEMBIO DIAGNOSTICS, INC. CEMI | VANGUARD GROUP INC | 1,405,785 4.680% | 367,502 (+35.40%) | Filing |