SCHEDULE: BlackRock Portfolio Management LLC Masimo 13G Filing
Schedule 13G
BlackRock Portfolio Management LLC reports a 0.2% beneficial ownership stake in Masimo Corp as of March 31, 2026.
Summary
- BlackRock Portfolio Management LLC filed a Schedule 13G indicating beneficial ownership of 116,871 shares of Masimo Corp common stock.
- This holding represents 0.2% of the total outstanding common shares of the issuer.
- The filing confirms that the shares are held in the ordinary course of business and not for the purpose of changing or influencing control of Masimo Corp.
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as a neutral, routine regulatory filing that provides transparency regarding institutional ownership without indicating any material change in company outlook.
Positives
- The filing confirms institutional interest in the company, which is standard for a large-cap or mid-cap entity.
- The reporting entity explicitly states the shares are held for investment purposes only, indicating no immediate activist intent.
Negatives
- The stake is relatively small at 0.2%, providing minimal influence over corporate governance or strategic direction.
Risks
- Market volatility affecting the value of the holding.
- General investment risks associated with the medical technology sector.
Future Outlook
No specific forward-looking guidance regarding the issuer's business operations is provided in this regulatory filing.
Industry Context
StockSavvy.ai notes that this is a routine regulatory disclosure of institutional holdings. It reflects standard portfolio management activity by BlackRock and does not signal a shift in the company's strategic trajectory or industry standing.
Comparison to Industry Standards
- The filing is consistent with standard SEC reporting requirements for institutional investment managers holding less than 5% of a company's equity.
Stakeholder Impact
- Minimal impact on shareholders as this is a standard institutional disclosure.
Next Steps
- Continued monitoring of institutional ownership changes in Masimo Corp.
Key Dates
| Date | Description |
|---|---|
| 01/28/2025 | Date of previous Power of Attorney which was revoked. |
| 07/01/2025 | Date of execution for the current Power of Attorney. |
| 03/31/2026 | Date of event which requires the filing of this statement. |
| 04/30/2026 | Date of signature by the Managing Director. |
Keywords
Masimo Corp, BlackRock, Schedule 13G, Institutional Ownership, Common Stock, SEC Filing
Disclaimer:The information provided here is for general informational purposes only and does not constitute financial advice, recommendation, or endorsement of any kind. It may contain errors or omissions. You should not rely on this information to make financial decisions. Always seek the advice of a qualified financial professional before making any investment or financial decisions. Use of this information is at your own risk.