Church & Dwight (CHD)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-02 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: CHURCH & DWIGHT CO INC /DE/ (CHD) CIK: 0000313927 --- Reporting Owner --- Name: Buchert Brian D CIK: 0001918805 Role: Officer (EVP of Strategy, M&A, and BP) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-03-02 | Code: A (Grant or award) Shares: +730 | Price: $103.95 Total Value: $75,883.50 Shares Owned After: 1,286 | Ownership: D (Direct) Footnotes: [F1] Represents restricted stock units ("RSUs") granted on March 2, 2026. The RSUs will vest, subject to certain conditions, in 3 equal annual installments beginning March 2, 2027. Each RSU represents the contingent right to receive one share of common stock of the Issuer upon vesting. --- Derivative Transactions --- [Transaction #1] Security: Stock Option (right to buy) Date: 2026-03-02 | Code: A (Grant or award) Shares: +13,130 | Price: $0.00 Exercisable: N/A | Expires: 2036-03-02 Shares Owned After: 13,130 | Ownership: D (Direct) --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) [Holding #2] Security: Common Stock Ownership: D (Direct) [Holding #3] Security: Common Stock Ownership: D (Direct) [Holding #4] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: Represents restricted stock units ("RSUs") granted on March 2, 2026. The RSUs will vest, subject to certain conditions, in 3 equal annual installments beginning March 2, 2027. Each RSU represents the contingent right to receive one share of common stock of the Issuer upon vesting. --- Signature --- /s/ /s/ Cristina Paradiso, attorney-in-fact for Brian D. Buchert (2026-03-04)