L3Harris Technologies, Inc.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . On October 21, 2026, on the recommendation of the Nominating and Governance Committee of the Board of Directors (the “Board”) of L3Harris Technologies, Inc. (the “Company”), the Board increased the authorized number of directors constituting the Board from eleven to twelve and appointed Kimberly Fields as an independent director to serve on the Board. Ms. Fields has served as the President and CEO of ATI, Inc. (“ATI”) since July 2024 and as Chair of ATI’s Board of Directors since May 2026. Ms. Fields joined ATI in 2019 as Executive Vice President of the Flat Rolled Products Group. She subsequently led both of ATI’s operating segments, Advanced Alloys & Solutions and High Performance Materials & Components, before being named Chief Operating Officer in 2022 and President in 2023. Ms. Fields’ initial term as a director on the Board commenced October 21, 2026 and expires at the Company’s 2027 Annual Meeting of Shareholders. Ms. Fields was not appointed to any committees of the Board at this time. As a non-employee director on the Board, Ms. Fields will be compensated for service as a director in accordance with the Summary of Annual Compensation of L3Harris Technologies, Inc. Non-Employee Directors, effective as of January 1, 2026, filed as Exhibit 10.1 to the Company’s Form 8-K filed with the Securities and Exchange Commission on July 18, 2025. There are no transactions in which the Company was or is to be a participant and in which Ms. Fields had or will have a direct or indirect material interest that are required to be reported pursuant to Item 404(a) of Regulation S-K.

Item 7.01 Regulation FD Disclosure. On October 22, 2026, the Company issued a press release announcing the appointment of Ms. Fields to the Board. The full text of the press release is furnished herewith as Exhibit 99.1 and is incorporated herein by reference. The information contained in this Current Report on Form 8-K that is furnished under this Item 7.01, including the accompanying Exhibit 99.1, is being furnished pursuant to Item 7.01 of Form 8-K and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section. The information contained in this Current Report on Form 8-K that is furnished under this Item 7.01, including the accompanying Exhibit 99.1, shall not be incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.