Politan Capital Management Amends Masimo Corp. Stake

TL;DR

Politan Capital Management just updated their Masimo stake filing - watch this space.

AI Summary

Politan Capital Management LP, through its affiliates Quentin Koffey and Politan Capital Management GP LLC, has amended its Schedule 13D filing regarding Masimo Corp. The filing, dated September 25, 2024, indicates a change in their beneficial ownership of Masimo Corporation's common stock. Specific details on the exact percentage or number of shares changed are not provided in this excerpt, but the amendment signifies ongoing activity by Politan Capital Management in relation to Masimo Corp.

Why It Matters

This amendment signals continued strategic interest and potential activism by Politan Capital Management in Masimo Corporation, which could influence the company's future direction or shareholder value.

Risk Assessment

Risk Level: medium — Amendments to 13D filings often precede significant corporate actions or proxy fights, indicating potential volatility.

Key Numbers

• 20240925 — Filing Date (Indicates the date of the latest amendment)

Key Players & Entities

• Politan Capital Management LP (company) — Filing entity
• Masimo Corp (company) — Subject company
• Quentin Koffey (person) — Key individual associated with filing entity
• Politan Capital Management GP LLC (company) — Affiliated entity
• Politan Capital Partners GP LLC (company) — Affiliated entity

FAQ

Key Financial Figures

• $0.001 — me of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securiti

Filing Documents

• tm2424680d1_sc13da.htm (SC 13D/A) — 70KB
• 0001104659-24-102768.txt ( ) — 72KB

PURPOSE OF TRANSACTION

ITEM 4. PURPOSE OF TRANSACTION

of the Schedule 13D is hereby amended

Item 4 of the Schedule 13D is hereby amended and supplemented with the following information: According to the final vote tabulation delivered to the Issuer by the independent inspector of election on September 24, 2024, in connection with the matters that were submitted to a vote at the 2024 Annual Meeting on September 19, 2024, the 2024 Nominees (William Jellison and Darlene Solomon) were elected to the Issuer’s Board at the 2024 Annual Meeting. 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* Exhibit 99.12 Politan Letter, dated July 3, 2024* Exhibit 99.13 Politan Letter, dated July 12, 2024* Exhibit 99.14 Politan Letter, dated July 15, 2024* Exhibit 99.15 Issuer’s Amended Complaint, filed August 26, 2024* Exhibit 99.16 Issuer’s Preliminary Injunction Motion, filed August 23, 2024* Exhibit 99.17 Politan’s Supplemental Proxy Materials, filed August 30, 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: September 25, 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* Exhibit 99.12 Politan Letter, dated July 3, 2024* Exhibit 99.13 Politan Letter, dated July 12, 2024* Exhibit 99.14 Politan Letter, dated July 15, 2024* Exhibit 99.15 Issuer’s Amended Complain

View Full Filing

View this SC 13D/A filing on SEC EDGAR