Church & Dwight Co., Inc.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On October 27, 2026, the Board of Directors (the “Board”) of Church & Dwight Co., Inc. (the “Company”) elected Jonathon J. Nudi to serve as an independent director of the Company, effective January 1, 2027. Effective upon Mr. Nudi’s election, the size of the Board will increase to 12 members. The Board has also appointed Mr. Nudi to serve on the Audit Committee and the Compensation & Human Capital Committee of the Board when he joins as a director early next year. Mr. Nudi is the President and Chief Executive Officer (“CEO”) of Masco Corporation (“Masco”), a global manufacturer and distributor of branded home improvement and building products, a role he has held since July 2025, and has served as a member of Masco’s board of directors since June 2023. Prior to joining Masco as its CEO, Mr. Nudi spent over 30 years at General Mills, Inc., where he held a variety of leadership positions in the United States and Europe, most recently serving as Group President, Pet, International and North America Foodservice and before that as Group President, North America Retail. As a member of the Board and the Audit and Compensation & Human Capital Committees, Mr. Nudi will be compensated in accordance with the Company’s standard compensation policies and practices for its non-employee directors, which are described in the Company’s Definitive Proxy Statements on Schedule 14A filed with the Securities and Exchange Commission. There are no arrangements or understandings between Mr. Nudi and any other persons pursuant to which Mr. Nudi was selected as a director, and there are no related party transactions involving Mr. Nudi that are reportable under Item 404(a) of Regulation S-K.