Merck & Co., Inc. 10-Q

Item 5. Other Information Insider Trading Arrangements During the three months ended March 31, 2024, none of the Company’s directors or executive officers adopted or terminated any Rule 10b5-1 trading arrangements or non-Rule 10b5-1 trading arrangements. - 39 - Item 6. Exhibits Number Description 3.1 — Restated Certificate of Incorporation of Merck & Co., Inc. (November 3, 2009) – Incorporated by reference to Merck & Co., Inc.'s Current Report on Form 8-K filed on November 4, 2009 (No. 1-6571) 3.2 — By-Laws of Merck & Co., Inc. (effective March 22, 2022) – Incorporated by reference to Merck & Co., Inc.'s Current Report on Form 8-K filed on March 25, 2022 (No. 1-6571) 31.1 — Rule 13a – 14(a)/15d – 14(a) Certification of Chief Executive Officer 31.2 — Rule 13a – 14(a)/15d – 14(a) Certification of Chief Financial Officer 32.1 — Section 1350 Certification of Chief Executive Officer 32.2 — Section 1350 Certification of Chief Financial Officer 101.INS — XBRL Instance Document - The instance document does not appear in the interactive data file because its XBRL tags are embedded within the Inline XBRL document. 101.SCH — XBRL Taxonomy Extension Schema Document. 101.CAL — XBRL Taxonomy Extension Calculation Linkbase Document. 101.DEF — XBRL Taxonomy Extension Definition Linkbase Document. 101.LAB — XBRL Taxonomy Extension Label Linkbase Document. 101.PRE — XBRL Taxonomy Extension Presentation Linkbase Document. 104 — Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). - 40 - Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. MERCK & CO., INC. Date: May 3, 2024 /s/ Jennifer Zachary JENNIFER ZACHARY Executive Vice President and General Counsel Date: May 3, 2024 /s/ Dalton Smart DALTON SMART Senior Vice President Finance - Global Controller - 41 -