[6-K] PureTech Health plc Current Report (Foreign Issuer)

Rhea-AI Filing Summary

PureTech Health plc reported a leadership change, announcing that Robert Lyne has been appointed as its Chief Executive Officer. This update comes through a Form 6-K submission that notes the company issued a press release titled “PureTech Appoints Robert Lyne as Chief Executive Officer” on December 18, 2025. The press release is furnished as Exhibit 99.1 and incorporated by reference, indicating it contains further details about Lyne’s new role and the company’s leadership plans.

Insights

Corporate governance analyst

PureTech discloses the appointment of a new Chief Executive Officer.

PureTech Health plc has appointed Robert Lyne as Chief Executive Officer, as disclosed in a Form 6-K referencing a December 18, 2025 press release. CEO changes are important governance events because they can influence strategic direction, capital allocation, and organizational priorities over time.

The filing itself offers limited detail beyond confirming the appointment and pointing to the full press release as Exhibit 99.1. There is no additional information here on mandate, compensation, or strategic shifts, so any impact assessment must remain cautious and tied only to the leadership transition itself.

Subsequent company communications and future filings may describe Robert Lyne’s strategic focus, operational priorities, and any changes to existing plans, which will help investors understand how this leadership change aligns with PureTech’s longer-term direction.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

under the Securities Exchange Act of 1934

For the month of December, 2025

Commission File Number 001-39670

PURETECH HEALTH PLC

(Translation of registrant’s name into English)

6 Tide Street, Suite 400

Boston, Massachusetts 02210

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒   Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

On December 18, 2025, PureTech Health plc (LSE: PRTC, Nasdaq: PRTC) (the “Company”) issued a press release titled “PureTech Appoints Robert Lyne as Chief Executive Officer.”

The press release is furnished herewith as Exhibit 99.1 and is incorporated by reference herein.

Exhibits
99.1		Press Release of PureTech Health plc, dated December 18, 2025, titled “PureTech Appoints Robert Lyne as Chief Executive Officer.”

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

		PURETECH HEALTH PLC
Date: December 18, 2025				By:		/s/ Charles Sherwood
				Name:		Charles Sherwood
				Title:		General Counsel and Company Secretary