ON Semiconductor (ON) 8-K: Board Leadership Transition

Filed November 4, 2025, disclosing a material change under Item 5.02.

• Board Chair Retirement: Alan Campbell, current Chair of the Board, has provided notice of his intent to retire at the conclusion of his current term, effective prior to the 2026 Annual Meeting (scheduled May 14, 2026).
• The filing notes Mr. Campbell’s decision was not based on any disagreement with the Company.
• Succession Announcement: To ensure leadership continuity, the Board appointed Thomas L. Deitrich to succeed Mr. Campbell as Board C