L3Harris Appoints ATI Chair & CEO Kimberly Fields to Board of Directors

Executive Summary

On October 21, 2026, the Board of Directors of L3Harris Technologies, Inc. (NYSE: LHX) voted to expand the authorized board size from eleven to twelve members and appointed Kimberly Fields as an independent non-employee director. Ms. Fields will serve an initial term expiring at L3Harris's 2027 Annual Meeting of Shareholders.

Key Appointment Details

• Appointee: Kimberly Fields
• Role: Independent Director
• Effective Date: October 21, 2026
• Board Expansion: Authorized board seats increased from 11 to 12.
• Committee Assignments: None at this time.
• Compensation: Standard compensation in accordance with the Summary of Annual Compensation of L3Harris Technologies, Inc. Non-Employee Directors (effective January 1, 2026).
• Related-Party Transactions: None reported under Item 404(a) of Regulation S-K.

Professional Background

Ms. Fields currently serves as the Chair, President, and Chief Executive Officer of ATI, Inc. (NYSE: ATI).

• Tenure at ATI: Appointed President and CEO in July 2024 and named Board Chair in May 2026. She joined ATI in 2019 as Executive Vice President of the Flat Rolled Products Group, later led operating segments (Advanced Alloys & Solutions, High Performance Materials & Components), and served as COO (2022) and President (2023).
• Prior Experience: Group President of Industrial and Energy at IDEX Corporation, with earlier leadership roles across EVRAZ North America, GE Energy, Alcoa, The Boston Consulting Group, and Owens Corning.

Market & Governance Impact

This filing represents a standard corporate governance update (Item 5.02) and Regulation FD disclosure (Item 7.01). The addition of Ms. Fields strengthens board-level manufacturing, operational scaling, and specialty materials expertise relevant to defense tech production. It carries low direct trading significance.