Position history for BlackRock, Inc.'s holdings in MASIMO CORP
BlackRock, Inc. holds 4.6M shares of MASI (MASIMO CORP), worth $826.1M as of 2026-Q1. The position was decreased (-47.5% shares). MASI represents 0.0% of BlackRock, Inc.'s portfolio.
Current Value
$826.1M
Current Shares
4.6M
Total Value Change
-$611.7M
Total Shares Change
-4.1M
Other major holders of MASI: FMR LLC, BlackRock Finance, Inc.
Decreased |
| 4.6M |
-47.5% |
| $826.1M |
| 0.0% |
| $175.36 |
0 |
| 2025-Q4 | Decreased | 8.9M | -14.5% | $1.2B | 0.0% | $131.07 | 0 |
| 2025-Q3 | Decreased | 10.4M | -1.4% | $1.5B | 0.0% | $142.94 | 0 |
| 2025-Q2 | Increased | 10.5M | +6.4% | $1.8B | 0.0% | $168.21 | 34 |
| 2025-Q1 | Increased | 9.9M | +13.5% | $1.6B | 0.0% | $163.55 | 36 |
| 2024-Q4 | New | 8.7M | - | $1.4B | 0.0% | $168.59 | 44 |