Insider Transactions of Merck & Co., Inc. (MRK)

Dalton E. Smart III, SVP Fin. - Global Controller at Merck & Co., Inc., reported several transactions involving Common Stock and Restricted Stock Units. On April 29, 2026, 944 shares of Common Stock were acquired at $110.03 per share, and 324 shares were disposed of at the same price. Additionally, 944 Restricted Stock Units were disposed of, each representing a contingent right to one share of Common Stock, with vesting and distribution occurring in three equal installments on April 29, 2026, 2027, and 2028. On April 30, 2026, 464 shares of Common Stock were acquired at $110.95 per share, and 159 shares were disposed of at the same price. Furthermore, 464 Restricted Stock Units were disposed of, with vesting and distribution occurring in three equal installments on April 30, 2025, 2026, and 2027. Post-transaction holdings for Common Stock were 9156.315 shares after the April 29 acquisition (including shares from dividend reinvestment) and 9137.315 shares after the April 30 disposal. Post-transaction holdings for Restricted Stock Units were 1889 units after the April 29 disposal and 465 units after the April 30 disposal.