Merck executives DeLuca and Guindo sell 21,050 shares at about $130-131 on August 6

SEC Form 4 filings show two Merck executives sold stock on August 6, 2026, days after the second-quarter report. Richard DeLuca, president of Merck Animal Health, sold 6,050 shares at weighted average prices of about $130 to $131. Chirfi Guindo, executive vice president for access, policy and communications, sold 15,000 shares at $131.00.

• DeLuca: 6,050 shares sold on August 6; 155,487 shares held directly afterward
• Guindo: 15,000 shares sold at $131.00; 46,613 shares held directly afterward