| Date Filed | Type | Description |
| 08/08/2023 |
10-Q
| Quarterly Report for the period ended July 1, 2023 |
| 08/08/2023 |
8-K
| Quarterly results |
| 07/17/2023 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits Interactive Data |
| 06/30/2023 |
SC 13D/A
| Politan Capital Management LP reports a 8.9% stake in Masimo Corporation |
| 06/28/2023 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 06/12/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 06/12/2023 |
DFAN14A
| Form DFAN14A - Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material: |
| 06/09/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 06/02/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 06/02/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 06/01/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 05/31/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 05/26/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 05/24/2023 |
DEFR14A
| Form DEFR14A - Revised definitive proxy soliciting materials: |
| 05/24/2023 |
ARS
| Form ARS - Annual Report to Security Holders: |
| 05/24/2023 |
DEFC14A
| Form DEFC14A - Definitive proxy statement, contested solicitations: |
| 05/23/2023 |
PRER14A
| Form PRER14A - Preliminary Proxy Soliciting materials: |
| 05/23/2023 |
DFAN14A
| Form DFAN14A - Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material: |
| 05/19/2023 |
PRER14A
| Form PRER14A - Preliminary Proxy Soliciting materials: |
| 05/19/2023 |
DFAN14A
| Form DFAN14A - Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material: |
| 05/19/2023 |
SD
| Form SD - Specialized disclosure report: |
| 05/19/2023 |
PRRN14A
| Form PRRN14A - Non-management revised preliminary proxy soliciting materials, contested and otherwise: |
| 05/18/2023 |
DFAN14A
| Form DFAN14A - Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material: |
| 05/15/2023 |
PRRN14A
| Form PRRN14A - Non-management revised preliminary proxy soliciting materials, contested and otherwise: |
| 05/12/2023 |
PREC14A
| Form PREC14A - Preliminary proxy statements, contested solicitations: |
| 05/09/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 05/09/2023 |
8-K
| Quarterly results |
| 05/02/2023 |
PREC14A
| Form PREC14A - Preliminary proxy statements, contested solicitations: |
| 05/01/2023 |
10-K/A
| Annual Report for the period ended December 31, 2022 [amend] |
| 04/20/2023 |
8-K
| Quarterly results |
| 04/19/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 03/27/2023 |
8-K
| Quarterly results |
| 03/23/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 03/23/2023 |
8-K
| Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Material Modifications to Rights ... |
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