Bylaw Amendment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549     FORM 8-K     CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of the report (Date of earliest event reported): December 23, 2022     CHURCH & DWIGHT CO., INC. (Exact Name of Registrant as Specified in its Charter)       Delaware   1-10585   13-4996950 (State or Other Jurisdiction of Incorporation)   (Commission File Number)   (I.R.S. Employer Identification No.)   500 Charles Ewing Boulevard , Ewing , New Jersey   08628 (Address of Principal Executive Offices)   (Zip Code) Registrant’s telephone number, including area code: (609) 806-1200 N/A (Former Name or Former Address, if Changed Since Last Report)     Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:     ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)     ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)     ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240. 14d-2(b))     ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:   Title of each class   Trading Symbol   Name of each exchange on which registered Common Stock, $1 par value   CHD   New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company   ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐       Item 5.03 Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year. On December 23, 2022, the Board of Directors (the “Board”) of Church & Dwight Co., Inc. (the “Company”) amended and restated the Company’s By-laws (the “By-laws”). The amendments to the By-laws, among other things, (i) require stockholders submitting a nomination pursuant to Rule 14a-19 under the Securities Exchange Act of 1934, as amended, to represent that they intend to comply with the minimum solicitation requirements of Rule 14a-19, and provide evidence that certain requirements of Rule 14a-19 have been satisfied, (ii) incorporate certain other technical changes in light of the adoption of Rule 14a-19, (iii) require additional background information and disclosures from nominating or proposing stockholders, proposed nominees and certain other persons associated with nominating or proposing stockholders, (iv) require stockholders who gave notice of any nomination or proposal to be brought before a meeting of the Company’s stockholders to update and supplement such notice, if necessary, to ensure the information required by the advance notice provisions of the By-laws remains accurate, (v) clarify that stockholders may not make additional or substitute nominations following the expiration of the applicable nomination deadline, and (vi) incorporate certain other technical, clarifying and conforming changes. The foregoing description of the amendments to the Company’s By-laws is qualified in all respects by reference to the text of the By-laws, a copy of which is filed as Exhibit 3.1 to this Current Report on Form 8-K and is incorporated herein by reference.   Item 9.01 Financial Statements and Exhibits. (d) Exhibits.   Exhibit No.    Description 3.1    Church & Dwight Co., Inc. Amended and Restated By-laws, as amended December 23, 2022. 104    Cover Page Interactive Data File (embedded within the inline XBRL document). SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.       CHURCH & DWIGHT CO., INC. Date: December 23, 2022     By:   /s/ Patrick de Maynadier     Name:   Patrick de Maynadier     Title:   Executive Vice President, General Counsel and Secretary