Armstrong World Industries Inc.

02/02/2026 | Press release | Distributed by Public on 02/02/2026 16:01

Management Change/Compensation (Form 8-K)

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On January 27, 2026, the Company and Austin K. So, the Company's Senior Vice President, General Counsel, Head of Government Relations & Chief Sustainability Officer, Secretary, finalized their mutual agreement regarding his separation, effective April 1, 2026. This separation aligns with a broader board and management transition, which will also be effective April 1, 2026, including the previously announced appointments of a new Executive Chair of the Company's Board of Directors and a new President and Chief Executive Officer.

There have been no changes to Mr. So's compensatory arrangements or other terms of employment in connection with his departure. Mr. So's separation benefits are governed by the Severance Agreement dated February 1, 2022, between the Company and Mr. So, and the applicable equity award agreements.

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