Form 4 Filing for Christopher D'Ambrosio, Corp. VP at AUTOMATIC DATA PROCESSING INC

This filing details stock transactions by Christopher D'Ambrosio, Corp. VP at AUTOMATIC DATA PROCESSING INC (ADP). On September 1, 2026, D'Ambrosio acquired 2,565 shares of Common Stock through restricted stock units (RSUs) that vest over three years, with a transaction price of $0.00. Following this, 1,735.776 shares were disposed of at a price of $283.49 per share. On September 2, 2026, an additional 1,872 shares were disposed of at $283.00 per share. These transactions were executed under a Rule 10b5-1 trading plan adopted in September 2025. The post-transaction share count for D'Ambrosio is 9,927.672 shares.