Position history for RTW INVESTMENTS, LP's holdings in MASIMO CORP
RTW INVESTMENTS, LP holds 683,294 shares of MASI (MASIMO CORP), worth $88.9M as of 2025-Q4. MASI represents 0.9% of RTW INVESTMENTS, LP's portfolio.
Current Value
$88.9M
Current Shares
683,294
Total Value Change
-$95.3M
Total Shares Change
-779,106
Other major holders of MASI: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Unchanged |
| 683,294 |
0.0% |
| $88.9M |
| 0.9% |
| $131.07 |
0 |
| 2025-Q3 | Unchanged | 683,294 | 0.0% | $100.8M | 1.2% | $142.94 | 0 |
| 2025-Q2 | Unchanged | 683,294 | 0.0% | $114.9M | 1.6% | $168.21 | 0 |
| 2025-Q1 | Unchanged | 683,294 | 0.0% | $113.8M | 1.7% | $163.55 | 0 |
| 2024-Q4 | Decreased | 683,294 | -53.3% | $112.9M | 1.7% | $168.59 | 0 |
| 2024-Q3 | Unchanged | 1.5M | 0.0% | $195M | 2.8% | $133.20 | 0 |
| 2024-Q2 | Unchanged | 1.5M | 0.0% | $184.2M | 2.9% | $125.94 | 0 |