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 have beem 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 | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-05-15 11:30 am Sale | 2025-03-31 | 13G | Quanterix Corporation QTRX | AMERIPRISE FINANCIAL INC AMP | 3,715,238 9.600% | -444,736 (-10.69%) | Filing History |
| 2025-05-15 11:29 am Purchase | 2025-03-31 | 13G | Quanterix Corporation QTRX | Portolan Capital Management LLC | 2,963,397 7.640% | 442,711 (+17.56%) | Filing History |
| 2025-05-14 5:10 pm Sale | 2025-03-31 | 13G | Quanterix Corporation QTRX | ALLIANCEBERNSTEIN L.P. | 36,980 0.100% | -2,402,825 (-98.48%) | Filing History |
| 2025-05-07 10:44 am Purchase | 2025-04-30 | 13G | Quanterix Corporation QTRX | AMERIPRISE FINANCIAL INC AMP | 4,159,974 10.700% | 954,046 (+29.76%) | Filing History |
| 2025-04-30 5:12 pm Sale | 2025-01-09 | 13D | Quanterix Corporation QTRX | Akoya Biosciences Inc. AKYA | 0 0.000% | -2,955,532 (Position Closed) | Filing History |
| 2025-04-30 4:40 pm Purchase | 2025-04-28 | 13D | Akoya Biosciences, Inc. AKYA | Quanterix Corp QTRX | 30,560,609 55.600% | 2,846,598 (+10.27%) | Filing History |
| 2025-04-30 11:13 am Purchase | 2025-03-31 | 13G | Quanterix Corporation QTRX | VANGUARD GROUP INC | 2,525,679 6.510% | 470,646 (+22.90%) | Filing History |
| 2025-04-23 4:05 pm Sale | 2025-03-31 | 13G | Quanterix Corporation QTRX | Millennium Management LLC | 55,713 0.100% | -2,153,853 (-97.48%) | Filing History |
| 2025-03-03 5:00 pm Purchase | 2025-02-28 | 13D | Quanterix Corporation QTRX | Kent Lake PR LLC | 2,645,086 6.900% | 367,132 (+16.12%) | Filing History |
| 2025-02-14 11:54 am Purchase | 2024-12-31 | 13G | Quanterix Corporation QTRX | AMERIPRISE FINANCIAL INC AMP | 3,205,928 8.300% | 3,205,928 (New Position) | Filing History |
| 2025-02-13 1:45 pm Purchase | 2025-02-07 | 13D | Quanterix Corporation QTRX | Kent Lake PR LLC | 2,277,954 5.910% | 2,277,954 (New Position) | Filing History |
| 2025-02-05 4:31 pm Sale | 2024-12-31 | 13G | Quanterix Corporation QTRX | ALLIANCEBERNSTEIN L.P. | 2,439,805 6.300% | -825,798 (-25.29%) | Filing History |
| 2025-01-16 9:29 pm Purchase | 2025-01-09 | 13D | Quanterix Corporation QTRX | Akoya Biosciences Inc. AKYA | 2,955,532 6.200% | 2,955,532 (New Position) | Filing History |
| 2025-01-16 6:00 pm Purchase | 2025-01-09 | 13D | Akoya Biosciences, Inc. AKYA | Quanterix Corp QTRX | 27,714,011 55.900% | 27,714,011 (New Position) | Filing History |
| 2024-11-15 1:37 pm Purchase | 2024-09-30 | 13G | Quanterix Corporation QTRX | ALLIANCEBERNSTEIN L.P. | 3,265,603 8.500% | 3,265,603 (New Position) | Filing History |
| 2024-11-13 12:41 pm Purchase | 2024-09-30 | 13G | Quanterix Corporation QTRX | Portolan Capital Management LLC | 2,520,686 6.570% | 602,656 (+31.42%) | Filing History |
| 2024-06-27 2:46 pm Purchase | 2024-06-17 | 13G | Quanterix Corporation QTRX | Portolan Capital Management LLC | 1,918,030 5.010% | 1,918,030 (New Position) | Filing History |
| 2024-02-14 4:57 pm Sale | 2023-12-31 | 13G | Quanterix Corporation QTRX | PURA VIDA INVESTMENTS LLC | 811,332 2.140% | -1,124,109 (-58.08%) | Filing History |
| 2024-02-14 4:38 pm Sale | 2022-12-31 | 13G | Quanterix Corporation QTRX | PURA VIDA INVESTMENTS LLC | 1,935,441 5.220% | -145,200 (-6.98%) | Filing History |
| 2024-02-14 08:25 am Sale | 2023-12-31 | 13G | Quanterix Corporation QTRX | Camber Capital Management LP | 0 0.000% | -3,425,000 (Position Closed) | Filing History |