Church & Dwight (CHD)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-25 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: CHURCH & DWIGHT CO INC /DE/ (CHD) CIK: 0000313927 --- Reporting Owner --- Name: Hemsey Rene CIK: 0001804713 Role: Officer (EVP, Chief HR Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-25 | Code: M (Exercise of derivative) Shares: +5,000 | Price: $47.00 Total Value: $235,000.00 Shares Owned After: 13,086.063 | Ownership: D (Direct) [Transaction #2] Security: Common Stock Date: 2026-08-25 | Code: S (Open market sale) Shares: -5,000 | Price: $102.25 Total Value: $511,275.00 Shares Owned After: 8,086.063 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Stock Option (right to buy) Date: 2026-08-25 | Code: M (Exercise of derivative) Shares: -5,000 | Price: $0.00 Exercise Price: $47.00 Exercisable: N/A | Expires: 2026-10-03 Shares Owned After: 0 | 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) --- Signature --- /s/ /s/ Cristina Paradiso attorney in fact for Rene Hemsey (2026-08-26)