MASI - CIK 0000937556
MASIMO CORP has filed 1,510 documents with the SEC between 1996 and 2026. The most frequent type is insider trade (663 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Insider sale notice | 144 | 2025-09-29 | - |
| Major company event | 8-K | 2025-09-29 | 2025-09-23 |
| Insider sale notice | 144 | 2025-09-26 | - |
| Insider trade | 4 | 2025-09-25 | 2025-09-23 |
| Insider sale notice | 144 | 2025-09-23 | - |
| Major company event | 8-K | 2025-09-23 | 2025-09-23 |
| Insider trade | 4 | 2025-09-03 | 2025-08-18 |
| New insider ownership | 3 | 2025-09-03 | 2025-08-18 |
| Insider trade | 4 | 2025-08-29 | 2025-08-29 |
| SEC correspondence | UPLOAD | 2025-08-28 | - |
| Major company event | 8-K | 2025-08-19 | 2025-08-18 |
| Insider trade | 4 | 2025-08-14 | 2025-08-12 |
| SCHEDULE 13G/A | - | 2025-08-12 | - |
| Insider trade | 4 | 2025-08-12 | 2025-08-11 |
| New insider ownership | 3 | 2025-08-11 | 2025-07-31 |
| New insider ownership | 3 | 2025-08-11 | 2025-07-31 |
| New insider ownership | 3 | 2025-08-11 | 2025-07-31 |
| Insider trade | 4 | 2025-08-11 | 2025-04-29 |
| Company correspondence | CORRESP | 2025-08-06 | - |
| Quarterly report | 10-Q | 2025-08-05 | 2025-06-28 |
| Major company event | 8-K | 2025-08-05 | 2025-08-05 |
| Insider trade | 4 | 2025-07-03 | 2025-07-01 |
| Employee plan annual report | 11-K | 2025-06-26 | 2024-12-31 |
| Company correspondence | CORRESP | 2025-06-25 | - |
| Major company event | 8-K | 2025-06-12 | 2025-06-06 |
| SEC correspondence | UPLOAD | 2025-05-29 | - |
| SD | - | 2025-05-27 | - |
| Major company event | 8-K | 2025-05-27 | 2025-05-27 |
| Insider trade | 4 | 2025-05-14 | 2025-05-12 |
| Insider sale notice | 144 | 2025-05-13 | - |
| Insider sale notice | 144 | 2025-05-12 | - |
| Insider sale notice | 144 | 2025-05-12 | - |
| Company correspondence | CORRESP | 2025-05-08 | - |
| Major company event (amended) | 8-K/A | 2025-05-07 | 2025-05-06 |
| Major company event | 8-K | 2025-05-06 | 2025-05-06 |
| Major company event | 8-K | 2025-05-06 | 2025-05-06 |
| Quarterly report | 10-Q | 2025-05-06 | 2025-03-29 |
| Major company event | 8-K | 2025-05-06 | 2025-05-06 |
| Insider trade | 4 | 2025-05-02 | 2025-04-29 |
| Insider trade | 4 | 2025-05-02 | 2025-04-29 |
| Insider trade | 4 | 2025-05-02 | 2025-04-29 |
| Insider trade | 4 | 2025-05-02 | 2025-04-29 |
| Insider trade | 4 | 2025-05-01 | 2025-04-29 |
| Insider trade | 4 | 2025-05-01 | 2025-04-29 |
| Insider trade | 4 | 2025-05-01 | 2025-04-29 |
| Insider trade | 4 | 2025-05-01 | 2025-04-29 |
| Major company event | 8-K | 2025-04-30 | 2025-04-29 |
| Insider sale notice | 144 | 2025-04-24 | - |
| SEC correspondence | UPLOAD | 2025-04-24 | - |
| Insider trade | 4 | 2025-04-23 | 2025-04-21 |