Real time Form 13D and 13G transaction reports:
- 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.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | Filing |
| 2024-09-17 4:24 pm Unchanged | 13D | QUANTUM-SI INC QSI | ROTHBERG JONATHAN M | 19,937,500 90.000% | 0 (Unchanged) | View |
| 2024-06-28 5:16 pm Sale | 13G | QUANTUM-SI INC QSI | Radcliffe Capital Management L.P. | 0 0.000% | -600,000 (Position Closed) | View |
| 2024-02-13 09:41 am Purchase | 13G | QUANTUM-SI INC QSI | Nikko Asset Management Americas Inc. | 8,532,917 7.000% | 8,532,917 (New Position) | View |
| 2024-02-05 06:08 am Purchase | 13G | QUANTUM-SI INC QSI | Sumitomo Mitsui Trust Group Inc. | 8,532,917 7.000% | 8,532,917 (New Position) | View |
| 2024-01-29 5:25 pm Purchase | 13G | QUANTUM-SI INC QSI | BlackRock Inc. BLK | 7,383,571 6.100% | 922,062 (+14.27%) | View |
| 2024-01-29 4:00 pm Purchase | 13G | QUANTUM-SI INC QSI | ARK Investment Management LLC | 15,519,322 12.740% | 2,764,791 (+21.68%) | View |
| 2023-09-13 4:44 pm Unchanged | 13D | QUANTUM-SI INC QSI | ROTHBERG JONATHAN M | 19,937,500 90.000% | 0 (Unchanged) | View |
| 2023-07-10 11:26 am Purchase | 13G | QUANTUM-SI INC QSI | ARK Investment Management LLC | 12,754,531 10.490% | 898,347 (+7.58%) | View |
| 2023-02-14 4:15 pm Sale | 13G | QUANTUM-SI INC QSI | GLENVIEW CAPITAL MANAGEMENT LLC | 4,249,956 3.550% | -1,750,044 (-29.17%) | View |
| 2023-02-10 1:54 pm Sale | 13G | QUANTUM-SI INC QSI | ARK Investment Management LLC | 11,856,184 9.890% | -1,210,966 (-9.27%) | View |
| 2023-02-03 12:10 pm Purchase | 13G | QUANTUM-SI INC QSI | BlackRock Inc. BLK | 6,461,509 5.400% | 6,461,509 (New Position) | View |
| 2022-06-28 12:37 pm Sale | 13D | QUANTUM-SI INC QSI | Foresite Capital Fund IV L.P. | 4,424,317 3.700% | -4,000,000 (-47.48%) | View |
| 2022-02-14 4:37 pm Sale | 13G | QUANTUM-SI INC QSI | GLAZER CAPITAL LLC | 0 0.000% | -872,744 (Position Closed) | View |
| 2022-02-14 4:10 pm Purchase | 13G | QUANTUM-SI INC QSI | GLENVIEW CAPITAL MANAGEMENT LLC | 6,000,000 5.110% | 6,000,000 (New Position) | View |
| 2022-02-14 06:09 am Unchanged | 13G | QUANTUM-SI INC QSI | Radcliffe Capital Management L.P. | 0 0.000% | 0 (Unchanged) | View |
| 2022-02-09 2:59 pm Purchase | 13G | QUANTUM-SI INC QSI | ARK Investment Management LLC | 13,067,150 11.120% | 1,404,125 (+12.04%) | View |
| 2022-02-09 11:55 am Sale | 13G | QUANTUM-SI INC QSI | Polar Asset Management Partners Inc. | 0 0.000% | -635,854 (Position Closed) | View |
| 2022-01-28 5:07 pm Unchanged | 13G | QUANTUM-SI INC QSI | Linden Capital L.P. | 0 0.000% | 0 (Unchanged) | View |
| 2021-09-10 2:46 pm Purchase | 13G | QUANTUM-SI INC QSI | ARK Investment Management LLC | 11,663,025 10.010% | 11,663,025 (New Position) | View |
| 2021-06-21 5:20 pm Purchase | 13D | QUANTUM-SI INC QSI | Foresite Capital Fund IV L.P. | 8,424,317 7.200% | 8,424,317 (New Position) | View |