| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For MASI | |||||
| 2025-08-13 | Brennan, Michelle | Director, Chairman of the Board | Purchased | 100 | $155.25 |
| 2025-08-12 | Brennan, Michelle | Director, Chairman of the Board | Purchased | 100 | $150.35 |
| 2025-08-11 | Jellison, William R | Director | Purchased | 3000 | $145.98 |
| 2025-07-01 | Masimo, Corp | 10% Owner | Sold | 289779 | $0.00 |
| 2025-07-01 | Masimo, Corp | 10% Owner | Purchased | 289779 | $0.00 |
| 2025-07-01 | Masimo, Corp | 10% Owner | Sold | 531548 | $2.25 |
| 2025-07-01 | Masimo, Corp | 10% Owner | Sold | 289779 | $2.25 |
| 2025-05-12 | Muhsin, Bilal | Chief Operating Officer | Sold | 525 | $164.96 |
| 2025-05-12 | Muhsin, Bilal | Chief Operating Officer | Sold | 10000 | $34.51 |
| 2025-05-12 | Muhsin, Bilal | Chief Operating Officer | Sold | 5594 | $163.51 |
| 2025-05-12 | Muhsin, Bilal | Chief Operating Officer | Sold | 3881 | $162.72 |
| 2025-05-12 | Muhsin, Bilal | Chief Operating Officer | Purchased | 10000 | $34.51 |
| 2025-04-29 | Brennan, Michelle | Director, Chairman of the Board | Sold | 1790 | $0.00 |
| 2025-04-29 | Scannell, Timothy J | Director | Purchased | 1383 | $0.00 |
| 2025-04-29 | Scannell, Timothy J | Director | Sold | 1383 | $0.00 |
| 2025-04-29 | Scannell, Timothy J | Director | Purchased | 1225 | $0.00 |
| 2025-04-29 | Lane, Wendy E | Director | Purchased | 1383 | $0.00 |
| 2025-04-29 | Lane, Wendy E | Director | Sold | 1383 | $0.00 |
| 2025-04-29 | Lane, Wendy E | Director | Purchased | 1225 | $0.00 |
| 2025-04-29 | Jellison, William R | Director | Purchased | 1790 | $0.00 |
