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 |
| 2024-02-14 4:57 pm Sale | 13G | QUANTERIX CORP COM QTRX | PURA VIDA INVESTMENTS LLC | 811,332 2.14% | -1,124,109 (-58.08%) | View |
| 2024-02-14 4:38 pm Sale | 13G | QUANTERIX CORP COM QTRX | PURA VIDA INVESTMENTS LLC | 1,935,441 5.22% | -145,200 (-6.98%) | View |
| 2024-02-14 08:25 am Sale | 13G | QUANTERIX CORP COM QTRX | Camber Capital Management LP | 0 0% | -3,425,000 (Position Closed) | View |
| 2024-02-13 5:12 pm Purchase | 13G | QUANTERIX CORP COM QTRX | VANGUARD GROUP INC | 2,055,033 5.43% | 2,055,033 (New Position) | View |
| 2024-01-29 4:22 pm Purchase | 13G | QUANTERIX CORP COM QTRX | MILLENNIUM MANAGEMENT LLC | 2,209,566 5.8% | 223,884 (+11.27%) | View |
| 2024-01-25 1:48 pm Purchase | 13G | QUANTERIX CORP COM QTRX | BlackRock Inc. BLK | 3,190,625 8.4% | 433,275 (+15.71%) | View |
| 2023-09-29 4:05 pm Purchase | 13G | QUANTERIX CORP COM QTRX | MILLENNIUM MANAGEMENT LLC | 1,985,682 5.3% | 1,985,682 (New Position) | View |
| 2023-02-22 5:52 pm Unchanged | 13G | QUANTERIX CORP COM QTRX | PURA VIDA INVESTMENTS LLC | 2,080,641 5.62% | 0 (Unchanged) | View |
| 2023-02-14 1:26 pm Sale | 13G | QUANTERIX CORP COM QTRX | MACQUARIE GROUP LTD | 0 0% | -3,154,600 (Position Closed) | View |
| 2023-02-14 08:40 am Purchase | 13G | QUANTERIX CORP COM QTRX | Camber Capital Management LP | 3,425,000 9.24% | 425,000 (+14.17%) | View |
| 2023-02-14 06:09 am Sale | 13G | QUANTERIX CORP COM QTRX | GILDER GAGNON HOWE & CO LLC | 943,421 2.5% | -1,892,578 (-66.73%) | View |
| 2023-01-31 1:58 pm Purchase | 13G | QUANTERIX CORP COM QTRX | BlackRock Inc. BLK | 2,757,350 7.4% | 301,275 (+12.27%) | View |
| 2023-01-25 09:45 am Purchase | 13G | QUANTERIX CORP COM QTRX | PURA VIDA INVESTMENTS LLC | 2,080,641 5.62% | 2,080,641 (New Position) | View |
| 2022-08-19 4:02 pm Purchase | 13G | QUANTERIX CORP COM QTRX | Camber Capital Management LP | 3,000,000 8.11% | 3,000,000 (New Position) | View |
| 2022-02-14 07:06 am Sale | 13G | QUANTERIX CORP COM QTRX | GILDER GAGNON HOWE & CO LLC | 2,835,999 7.7% | -239,252 (-7.78%) | View |
| 2022-02-11 3:27 pm Purchase | 13G | QUANTERIX CORP COM QTRX | MACQUARIE GROUP LTD | 3,154,600 8.61% | 3,154,600 (New Position) | View |
| 2022-02-04 4:12 pm Purchase | 13G | QUANTERIX CORP COM QTRX | BlackRock Inc. BLK | 2,456,075 6.7% | 712,807 (+40.89%) | View |
| 2021-03-09 6:33 pm Purchase | 13G | QUANTERIX CORP COM QTRX | BlackRock Inc. BLK | 1,743,268 4.9% | 225 (+0.01%) | View |
| 2021-02-16 3:11 pm Sale | 13G | QUANTERIX CORP COM QTRX | BAIN CAPITAL VENTURE FUND 2005 L.P. | 0 0% | -1,865,010 (Position Closed) | View |
| 2021-02-16 12:23 pm Sale | 13G | QUANTERIX CORP COM QTRX | PRICE T ROWE ASSOCIATES INC | 1,285,357 4% | -159,077 (-11.01%) | View |