$MRK · Merck & Co., Inc.

Merck & Co., Inc. filed a Form 4 on October 1, 2026, reporting a change in beneficial ownership for Mary Ellen Coe, a member of the company’s board of directors. The filing shows that on September 30, 2026, Coe acquired 206.4552 phantom stock units under the Plan for Deferred Payment of Directors’ Compensation.

These phantom stock units are reported on a one-for-one basis relative to Merck common stock, with the transaction valued at $145.31 per unit. According to the filing, the units will be settled entirely in cash upon Coe’s termination of service, following a distribution schedule she elected under the deferred compensation plan.

Following the reported transaction, Coe beneficially owns 32,419.8658 phantom stock units. The filing notes that this total includes shares acquired through dividend reinvestment transactions. No actual shares of Merck common stock were reported as bought or sold in this filing.