BlackRock, Inc. 13D and 13G filings for Masimo Corporation:
- 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.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-02-07 1:50 pm Sale | 2025-01-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 4,231,142 7.900% | -4,249,088 (-50.11%) | Filing |
| 2024-06-07 1:30 pm Purchase | 2024-05-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 8,480,230 16.000% | 2,821,099 (+49.85%) | Filing |
| 2024-01-24 09:46 am Sale | 2023-12-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 5,659,131 10.700% | -297,701 (-5.00%) | Filing |
| 2023-01-26 08:52 am Unchanged | 2022-12-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 5,956,832 11.300% | 0 (Unchanged) | Filing |
| 2023-01-20 5:17 pm Sale | 2022-12-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 5,956,832 11.300% | -98,381 (-1.62%) | Filing |
| 2022-06-09 3:20 pm Sale | 2022-05-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 6,055,213 10.900% | -2,971,161 (-32.92%) | Filing |
| 2022-01-27 1:59 pm Unchanged | 2021-12-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 9,026,374 16.300% | 0 (Unchanged) | Filing |
| 2022-01-25 6:45 pm Purchase | 2021-12-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 9,026,374 16.300% | 709,850 (+8.54%) | Filing |
| 2021-01-26 2:19 pm Purchase | 2020-12-31 | 13G | Masimo Corporation MASI | BlackRock Inc. BLK | 8,316,524 15.100% | 1,771,803 (+27.07%) | Filing |