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 |
| 2026-01-02 4:10 pm Sale | 2025-12-30 | 13D | Zentalis Pharmaceuticals, Inc. ZNTL | Matrix Capital Management Company LP | 0 0.000% | -6,459,973 (Position Closed) | Filing History |
| 2025-12-15 5:16 pm Purchase | 2025-12-15 | 13D | Zentalis Pharmaceuticals, Inc. ZNTL | Matrix Capital Management Company LP | 6,459,973 9.980% | 6,459,973 (New Position) | Filing History |
| 2025-11-13 4:10 pm Sale | 2025-09-30 | 13G | Maze Therapeutics, Inc. MAZE | Matrix Capital Management Company LP | 1,653,684 3.500% | -832,500 (-33.49%) | Filing History |
| 2025-05-19 4:35 pm Purchase | 2025-05-16 | 13D | Aura Biosciences, Inc. AURA | Matrix Capital Management Company LP | 6,922,870 11.170% | 6,922,870 (New Position) | Filing History |
| 2025-05-14 4:10 pm Purchase | 2025-03-31 | 13G | Maze Therapeutics, Inc. MAZE | Matrix Capital Management Company LP | 2,486,184 5.700% | 2,486,184 (New Position) | Filing History |
| 2025-04-07 4:15 pm Unchanged | 2025-03-31 | 13G | Altair Engineering Inc. ALTR | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing History |
| 2025-02-12 5:00 pm Purchase | 2024-12-31 | 13G | Perimeter Solutions, S.A. PRM | Matrix Capital Management Company LP | 6,554,000 4.480% | 6,554,000 (New Position) | Filing History |
| 2025-01-08 10:30 am Sale | 2024-12-31 | 13G | Adaptimmune Therapeutics plc ADAPY | Matrix Capital Management Company LP | 0 0.000% | -135,000,000 (Position Closed) | Filing History |
| 2024-12-05 5:17 pm Purchase | 2024-11-30 | 13G | Adaptimmune Therapeutics plc ADAPY | Matrix Capital Management Company LP | 135,000,000 8.800% | 135,000,000 (New Position) | Filing History |
| 2024-11-13 09:09 am Unchanged | 2024-11-13 | 13G | Altair Engineering Inc. ALTR | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-13 09:04 am Unchanged | 2024-11-13 | 13G | Adaptimmune Therapeutics plc ADAP | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-13 09:00 am Unchanged | 2024-11-13 | 13G | Adaptive Biotechnologies Corporation ADPT | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-02-13 4:15 pm Unchanged | 2024-02-13 | 13G | Altair Engineering Inc. ALTR | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-11-09 4:34 pm Unchanged | 2023-11-09 | 13D | Aura Biosciences, Inc. AURA | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-07-10 4:15 pm Unchanged | 2023-07-10 | 13G | Adaptimmune Therapeutics plc ADAP | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-20 4:30 pm Unchanged | 2023-06-20 | 13D | Zentalis Pharmaceuticals, Inc. ZNTL | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-02-13 4:07 pm Unchanged | 2023-02-13 | 13G | New Relic, Inc. NEWR | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-02-13 4:06 pm Unchanged | 2023-02-13 | 13G | ForgeRock, Inc. FORG | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-02-13 4:05 pm Unchanged | 2023-02-13 | 13G | Altair Engineering Inc. ALTR | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-02-13 4:04 pm Unchanged | 2023-02-13 | 13G | Perimeter Solutions, S.A. PRM | Matrix Capital Management Company LP | 0 0.000% | 0 (Unchanged) | Filing |