Politan Capital Management Amends Masimo Corp Filing

Ticker: MASI · Form: SC 13D/A · Filed: May 9, 2024 · CIK: 937556

Masimo CORP SC 13D/A Filing Summary
FieldDetail
CompanyMasimo CORP (MASI)
Form TypeSC 13D/A
Filed DateMay 9, 2024
Risk Levelmedium
Pages6
Reading Time7 min
Key Dollar Amounts$0.001
Sentimentneutral

Sentiment: neutral

Topics: activist-investor, filing-amendment, ownership-change

Related Tickers: MASI

TL;DR

Politan Capital Management updated their stake in Masimo Corp. - check the filing for details.

AI Summary

Politan Capital Management LP, led by Quentin Koffey, has filed an amendment (Amendment No. 9) to its Schedule 13D for Masimo Corporation on May 9, 2024. This filing indicates a change in their beneficial ownership of Masimo's common stock. The specific details of the ownership change, including the exact percentage or number of shares, are not explicitly stated in this excerpt but are the subject of the amendment.

Why It Matters

This amendment signals a potential shift in significant shareholder influence or strategy regarding Masimo Corporation, which could impact the company's future direction and stock performance.

Risk Assessment

Risk Level: medium — Schedule 13D filings often precede significant corporate actions or activist investor campaigns, introducing uncertainty.

Key Players & Entities

FAQ

What specific change in beneficial ownership is reported in this SC 13D/A filing?

The filing is an amendment (Amendment No. 9) to a Schedule 13D, indicating a change in beneficial ownership of Masimo Corporation's common stock by Politan Capital Management LP. The exact details of the change are not provided in this excerpt.

Who is filing this amendment?

Politan Capital Management LP, along with its group members Politan Capital Management GP LLC and Politan Capital Partners GP LLC, and key individual Quentin Koffey, are filing this amendment.

What is the subject company of this filing?

The subject company is Masimo Corporation.

When was this amendment filed?

This amendment was filed on May 9, 2024.

What is the CUSIP number for Masimo Corporation's common stock?

The CUSIP number for Masimo Corporation's common stock is 574795100.

Filing Stats: 1,672 words · 7 min read · ~6 pages · Grade level 13.4 · Accepted 2024-05-09 17:29:31

Key Financial Figures

Filing Documents

PURPOSE OF TRANSACTION

ITEM 4. PURPOSE OF TRANSACTION Item 4 of the Schedule 13D is hereby amended and supplemented with the following information: On May 9, 2024, Politan, a Reporting Person, sent a letter to Craig Reynolds, the Lead Independent Director of the Board, regarding corporate governance matters. The letter is qualified in its entirety by reference to Exhibit 99.11, which is attached hereto and is incorporated herein by reference. ITEM 7. MATERIAL TO BE FILED AS AN EXHIBIT Exhibit 99.1 Joint Filing Agreement among Politan Capital Management LP, Politan Capital Management GP LLC, Politan Capital Partners GP LLC, and Quentin Koffey* Exhibit 99.2 Trading Data* Exhibit 99.3 Trading Data* Exhibit 99.4 Form of Verified Complaint, filed with the Delaware Court of Chancery on October 21, 2022* Exhibit 99.5 Form of Second Amended and Supplemented Complaint, filed as an Exhibit to the Motion for Leave to Amend with the Delaware Court of Chancery on March 10, 2023* Exhibit 99.6 Form of Engagement and Indemnification Agreement entered into by and between Politan Capital Management LP and Michelle Brennan* Exhibit 99.7 Trading Data* Exhibit 99.8 Press Release, dated June 26, 2023* Exhibit 99.9 Form of Engagement and Indemnification Agreement entered into by and between Politan Capital Management LP and each of William Jellison and Darlene Solomon* Exhibit 99.10 Demand Letter, dated May 8, 2024* Exhibit 99.11 Politan Letter, dated May 9, 2024 *Previously filed. CUSIP No. 574795100 Page 7

SIGNATURES

SIGNATURES After reasonable inquiry and to the best of each of the undersigned's knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct. Date: May 9, 2024 POLITAN CAPITAL MANAGEMENT LP By: Politan Capital Management GP LLC, its general partner By: /s/ Quentin Koffey Name: Quentin Koffey Title: Managing Member POLITAN CAPITAL MANAGEMENT GP LLC By: /s/ Quentin Koffey Name: Quentin Koffey Title: Managing Member POLITAN CAPITAL PARTNERS GP LLC By: /s/ Quentin Koffey Name: Quentin Koffey Title: Managing Member QUENTIN KOFFEY By: /s/ Quentin Koffey Name: Quentin Koffey CUSIP No. 574795100 Page 8 INDEX TO EXHIBITS Exhibit Description Exhibit 99.1 Joint Filing Agreement among Politan Capital Management LP, Politan Capital Management GP LLC, Politan Capital Partners GP LLC, and Quentin Koffey* Exhibit 99.2 Trading Data* Exhibit 99.3 Trading Data* Exhibit 99.4 Form of Verified Complaint, filed with the Delaware Court of Chancery on October 21, 2022* Exhibit 99.5 Form of Second Amended and Supplemented Complaint, filed as an Exhibit to the Motion for Leave to Amend with the Delaware Court of Chancery on March 10, 2023* Exhibit 99.6 Form of Engagement and Indemnification Agreement entered into by and between Politan Capital Management LP and Michelle Brennan* Exhibit 99.7 Trading Data* Exhibit 99.8 Press Release, dated June 26, 2023* Exhibit 99.9 Form of Engagement and Indemnification Agreement entered into by and between Politan Capital Management LP and each of William Jellison and Darlene Solomon* Exhibit 99.10 Demand Letter, dated May 8, 2024* Exhibit 99.11 Politan Letter, dated May 9, 2024 *Previously filed.

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