CHURCH & DWIGHT CO INC /DE/

Any proposals submitted by stockholders for inclusion in our proxy statement and proxy for the 2026 Annual Meeting of Stockholders pursuant to SEC Rule 14a-8 must be received at our principal executive offices (to the attention of the Secretary) no later than November 20, 2025 and must comply in all other respects with applicable rules and regulations of the SEC relating to such inclusion.

Any stockholder who wishes to propose any business to be considered by the stockholders at the 2026 Annual Meeting of Stockholders, other than a proposal for inclusion in the proxy statement pursuant to SEC regulations, or who wants to nominate a person for election to our Board of Directors at that meeting, must provide a written notice that sets forth the specified information described in our Certificate of Incorporation concerning the proposed business or nominee. The notice must be delivered to the Secretary at our principal executive offices, at the address set forth on the first page of this proxy statement, no more than 120 days and no less than 90 days prior to the first anniversary of the previous year’s annual meeting, or not later than January 31, 2026 and no earlier than January 1, 2026 for proposed business or nominees to be brought at the 2026 Annual Meeting of Stockholders. A copy of our Certificate of Incorporation can be obtained upon request directed to the Office of the Secretary at the address set forth on the first page of this proxy statement.

In addition, stockholders must provide notice that provides the information required by Rule 14a-19 under the Exchange Act, which notice must be postmarked or transmitted electronically to the Company at the Company’s principal executive offices no later than 60 calendar days prior to theone-year anniversary date of the Annual Meeting (for the 2026 Annual Meeting, no later than March 2, 2026). If the date of the 2026 Annual Meeting is changed by more than 30 calendar days from such anniversary date, however, then the stockholder must provide notice by the later of 60 calendar days prior to the date of the 2026 Annual Meeting and the 10th calendar day following the date on which public announcement of the date of the 2026 Annual Meeting is first made.

The Board has adopted proxy access, which allows a stockholder or group of up to 20 stockholders who have owned at least 3% of the Company’s Common Stock for at least three years to submit director nominees (up to the greater of two individuals or 20% of the Board) for inclusion in the Company’s proxy materials if the stockholder or group provides timely written notice of such nomination and the stockholder or group, and the nominee(s) satisfy the requirements specified in the Company’s Bylaws. To be timely for inclusion in the Company’s proxy materials, notice must be received by the Corporate Secretary at the principal executive offices of the Company no earlier than the close of business on October 21, 2025, and no later than the close of business on November 20, 2025. The notice must contain the information required by the Company’s Bylaws, and the stockholder or group and its nominee(s) must comply with the information and other requirements in our Bylaws relating to the inclusion of stockholder nominees in the Company’s proxy materials.