A Dark Vector Cognition product

Item 16. Form 10-K Summary

3K characters. Original on sec.gov ·

Item 16. Form 10-K Summary

Not applicable.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) 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.

Dated: February 24, 2026

MERCK & CO., INC.
By:ROBERT M. DAVIS
(Chairman, Chief Executive Officer and President)
By:/s/ JENNIFER ZACHARY
Jennifer Zachary
(Attorney-in-Fact)

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated.

SignaturesTitleDate
ROBERT M. DAVISChairman, Chief Executive Officer and President; Principal Executive OfficerFebruary 24, 2026
CAROLINE LITCHFIELDExecutive Vice President and Chief Financial Officer; Principal Financial OfficerFebruary 24, 2026
DALTON SMARTSenior Vice President Finance-Global Controller; Principal Accounting OfficerFebruary 24, 2026
DOUGLAS M. BAKER, JR.DirectorFebruary 24, 2026
MARY ELLEN COEDirectorFebruary 24, 2026
PAMELA J. CRAIGDirectorFebruary 24, 2026
THOMAS H. GLOCERDirectorFebruary 24, 2026
SURENDRALAL L. KARSANBHAIDirectorFebruary 24, 2026
RISA J. LAVIZZO-MOUREYDirectorFebruary 24, 2026
STEPHEN L. MAYODirectorFebruary 24, 2026
PAUL B. ROTHMANDirectorFebruary 24, 2026
PATRICIA F. RUSSODirectorFebruary 24, 2026
CHRISTINE E. SEIDMANDirectorFebruary 24, 2026
INGE G. THULINDirectorFebruary 24, 2026
KATHY J. WARDENDirectorFebruary 24, 2026

Jennifer Zachary, by signing her name hereto, does hereby sign this document pursuant to powers of attorney duly executed by the persons named, filed with the Securities and Exchange Commission as an exhibit to this document, on behalf of such persons, all in the capacities and on the date stated, such persons including a majority of the directors of the Company.

By:/s/ JENNIFER ZACHARY
Jennifer Zachary
(Attorney-in-Fact)

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