Vamvakas Family Trust 13D and 13G filings for GREENBROOK TMS 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 |
| 2023-08-30 4:47 pm Purchase |
2023-08-28 | 13D | GREENBROOK TMS INC GBNHF |
Vamvakas Family Trust | 19,651,236 35.500% |
7,890,114 (+67.09%) |
Filing |
| 2023-08-17 4:06 pm Purchase |
2023-08-15 | 13D | GREENBROOK TMS INC GBNHF |
Vamvakas Family Trust | 11,761,122 24.900% |
1,743,250 (+17.40%) |
Filing |
| 2023-08-07 09:29 am Purchase |
2023-08-04 | 13D | GREENBROOK TMS INC GBNHF |
Vamvakas Family Trust | 10,017,872 22.300% |
1,063,397 (+11.88%) |
Filing |
| 2023-03-24 5:11 pm Purchase |
2023-03-23 | 13D | GREENBROOK TMS INC GBNHF |
Vamvakas Family Trust | 8,954,475 20.900% |
4,226,778 (+89.40%) |
Filing |
| 2022-02-17 4:08 pm Purchase |
2021-12-31 | 13G | GREENBROOK TMS INC GBNHF |
Vamvakas Family Trust | 4,727,697 26.600% |
4,727,697 (New Position) |
Filing |