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
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- Peter Lynch
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| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2025-04-07 4:15 pm Sale |
2025-03-31 | 13G | Altair Engineering Inc. ALTR |
Matrix Capital Management Company, LP | 0 0.000% |
-12,430,000 (Position Closed) |
Filing History |
| 2025-02-12 5:00 pm Purchase |
2024-12-31 | 13G | Perimeter Solutions, SA 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 ADAP |
Matrix Capital Management Company, LP | 0 0.000% |
-135,000,000 (Position Closed) |
Filing History |
| 2024-12-05 5:17 pm Sale |
2024-11-30 | 13G | Adaptimmune Therapeutics plc ADAP |
Matrix Capital Management Company, LP | 135,000,000 8.800% |
-91,089,090 (-40.29%) |
Filing History |
| 2024-11-13 09:09 am Purchase |
2024-09-30 | 13G | Altair Engineering Inc. ALTR |
Matrix Capital Management Company, LP | 12,430,000 20.900% |
196,826 (+1.61%) |
Filing History |
| 2024-11-13 09:04 am Sale |
2024-09-30 | 13G | Adaptimmune Therapeutics plc ADAP |
Matrix Capital Management Company, LP | 226,089,090 14.730% |
-7,756,020 (-3.32%) |
Filing History |
| 2024-11-13 09:00 am Sale |
2024-09-30 | 13G | Adaptive Biotechnologies Corporation ADPT |
Matrix Capital Management Company, LP | 650,000 0.440% |
-10,922,590 (-94.38%) |
Filing History |
| 2024-02-13 4:15 pm Purchase |
2023-12-31 | 13G | Altair Engineering Inc. ALTR |
Matrix Capital Management Company, LP | 12,233,174 22.400% |
1,362,174 (+12.53%) |
Filing History |
| 2023-11-09 4:34 pm Purchase |
2023-11-09 | 13D | Aura Biosciences, Inc. AURA |
Matrix Capital Management Company, LP | 6,922,870 14.100% |
1,560,000 (+29.09%) |
Filing History |
| 2023-07-10 4:15 pm Unchanged |
2023-06-30 | 13G | Adaptimmune Therapeutics plc ADAP |
Matrix Capital Management Company, LP | 233,845,110 17.290% |
0 (Unchanged) |
Filing History |
| 2023-06-20 4:30 pm Purchase |
2023-06-20 | 13D | Zentalis Pharmaceuticals, Inc. ZNTL |
Matrix Capital Management Company, LP | 13,959,973 19.810% |
4,760,000 (+51.74%) |
Filing History |
| 2023-02-13 4:07 pm Sale |
2022-12-31 | 13G | New Relic, Inc. NEWR |
Matrix Capital Management Company, LP | 0 0.000% |
-5,000,000 (Position Closed) |
Filing History |
| 2023-02-13 4:06 pm Sale |
2022-12-31 | 13G | ForgeRock, Inc. FORG |
Matrix Capital Management Company, LP | 0 0.000% |
-1,000,000 (Position Closed) |
Filing History |
| 2023-02-13 4:05 pm Purchase |
2022-12-31 | 13G | Altair Engineering Inc. ALTR |
Matrix Capital Management Company, LP | 10,871,000 20.750% |
2,271,000 (+26.41%) |
Filing History |
| 2023-02-13 4:04 pm Sale |
2021-12-31 | 13G | Perimeter Solutions, SA PRM |
Matrix Capital Management Company, LP | 8,587,500 5.430% |
-3,875,000 (-31.09%) |
Filing History |
| 2022-12-07 4:30 pm Purchase |
2022-12-05 | 13D | Aura Biosciences, Inc. AURA |
Matrix Capital Management Company, LP | 5,362,870 14.500% |
1,250,000 (+30.39%) |
Filing History |
| 2022-06-03 10:52 am Purchase |
2022-05-18 | 13D | Zentalis Pharmaceuticals, Inc. ZNTL |
Matrix Capital Management Company, LP | 9,199,973 16.450% |
4,850,694 (+111.53%) |
Filing History |
| 2022-02-18 4:05 pm Purchase |
2021-12-31 | 13G | New Relic, Inc. NEWR |
Matrix Capital Management Company, LP | 5,000,000 7.640% |
1,437,500 (+40.35%) |
Filing History |
| 2022-02-14 12:05 pm Purchase |
2021-12-31 | 13G | Altair Engineering Inc. ALTR |
Matrix Capital Management Company, LP | 8,600,000 16.930% |
3,444,975 (+66.83%) |
Filing History |
| 2022-02-14 12:05 pm Sale |
2021-12-31 | 13G | Adaptive Biotechnologies Corporation ADPT |
Matrix Capital Management Company, LP | 11,572,590 8.200% |
-1,542,500 (-11.76%) |
Filing History |