Church & Dwight (CHD)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: CHURCH & DWIGHT CO INC /DE/ (CHD) CIK: 0000313927 --- Reporting Owner --- Name: Dierker Richard A CIK: 0001661038 Role: Director, Officer (President and CEO) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-03-01 | Code: F (Payment of exercise/tax) Shares: -393 | Price: $104.86 Total Value: $41,209.98 Shares Owned After: 1,401 | Ownership: D (Direct) Footnotes: [F1] Represents shares of common stock withheld to satisfy certain tax obligations in connection with the vesting of previously reported restricted stock units ("RSUs"). [F2] Includes previously granted RSUs as well as shares received upon the vesting of the RSUs. [Transaction #2] Security: Common Stock Date: 2026-03-01 | Code: F (Payment of exercise/tax) Shares: -381 | Price: $104.86 Total Value: $39,951.66 Shares Owned After: 1,674 | Ownership: D (Direct) Footnotes: [F1] Represents shares of common stock withheld to satisfy certain tax obligations in connection with the vesting of previously reported restricted stock units ("RSUs"). [F2] Includes previously granted RSUs as well as shares received upon the vesting of the RSUs. [Transaction #3] Security: Common Stock Date: 2026-03-01 | Code: F (Payment of exercise/tax) Shares: -2,651 | Price: $104.86 Total Value: $277,983.86 Shares Owned After: 31,438.846 | Ownership: D (Direct) Footnotes: [F3] Represents shares of common stock withheld to satisfy certain tax obligations in connection with the time-based vesting of previously reported performance stock units ("PSUs"). --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) [Holding #2] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: Represents shares of common stock withheld to satisfy certain tax obligations in connection with the vesting of previously reported restricted stock units ("RSUs"). F2: Includes previously granted RSUs as well as shares received upon the vesting of the RSUs. F3: Represents shares of common stock withheld to satisfy certain tax obligations in connection with the time-based vesting of previously reported performance stock units ("PSUs"). --- Signature --- /s/ /s/ Cristina Paradiso, attorney-in-fact for Richard A. Dierker (2026-03-03)