8-KLeadership ChangesRegulation FDExhibits & Filings

Amrize Ltd 8-K Report, Executive Changes (Sep 11, 2026)

Filed September 11, 2026For Securities:AMRZ

Summary

Amrize Ltd (AMRZ) announced a change in leadership within its Building Envelope division. Effective September 11, 2026, Mr. Jake Gosa, the outgoing President of Building Envelope, has entered into a 12-month termination notice period under his existing employment agreement, concluding on September 6, 2027. During this period, Mr. Gosa will continue his employment with the Company. Concurrently, the Board of Directors has appointed Mr. Mario Gross to succeed Mr. Gosa as the new President of Building Envelope. This leadership transition marks a significant change for the Building Envelope segment. Investors should monitor the performance of this division under Mr. Gross's leadership and assess the impact of Mr. Gosa's departure and subsequent transition period on the Company's operations and strategic direction. The Company has disclosed these events via a press release furnished as an exhibit to this 8-K filing.

Key Highlights

  • 1Mr. Jake Gosa resigns as President, Building Envelope, effective September 6, 2027, after a 12-month notice period.
  • 2Mr. Gosa will remain employed by Amrize Ltd during the 12-month termination notice period.
  • 3Mr. Mario Gross appointed as the new President, Building Envelope, effective September 11, 2026.
  • 4The appointment of Mr. Gross marks a leadership change in a key operational segment of the Company.
  • 5The Company issued a press release on September 11, 2026, to announce these personnel changes.
  • 6The press release is furnished as Exhibit 99.1 to the 8-K filing and is not considered 'filed' under Section 18 of the Exchange Act.

Frequently Asked Questions

Mr. Gosa has entered into a 12-month termination notice period under his employment agreement, which began on September 6, 2026, and will conclude on September 6, 2027. He will continue to be employed by Amrize Ltd during this period.

Mr. Mario Gross has been appointed by the Board of Directors to succeed Mr. Gosa as President, Building Envelope, effective September 11, 2026.

The 12-month notice period suggests a structured transition. Mr. Gosa will remain an employee, potentially allowing for knowledge transfer and continued contribution during this time. Investors should observe how this transition impacts the Building Envelope division's operations and strategy.

The Company issued a press release on September 11, 2026, detailing these personnel changes. A copy of this press release is furnished as Exhibit 99.1 to the 8-K filing.