4.150% Notes due 2029 We are offering $500,000,000 aggregate principal amount of 4.150% Notes due 2029 (the “notes”). We will pay interest on the notes semi-annually in arrears on February 15 and August 15 of each year, beginning on August 15, 2026. The noteswill mature on February 15, 2029. The notes will be issued only in minimum denominations of $2,000 and integral multiples of $1,000 in excessthereof. We may redeem the notes in whole or in part at any time or from time to time at the applicable redemption price set forth in this prospectussupplement under the section entitled “Description of Notes—Optional Redemption.” If a Change of Control Triggering Event (as defined herein) occurs, we will be required to make an offer to purchase the notes at a price equal to101% of their principal amount, plus accrued and unpaid interest, if any, to, but excluding, the date of repurchase, as described under the heading“Description of Notes—Change of Control Repurchase.” The notes will be unsecured senior obligations of ours and will rank equally with all of our other unsecured and unsubordinated indebtedness fromtime to time outstanding. Investing in the notes involves risks. See “Risk Factors” beginningonpage S-4 of this prospectus supplement andthe documents we incorporate by reference in this prospectus supplement and the accompanying prospectus. (1)Plus accrued interest, if any, from February 5, 2026, if settlement occurs after that date. Neither the Securities and Exchange Commission (the “Commission”) nor any state securities commission has approved or disapprovedof these securities or passed upon the adequacy or accuracy of this prospectus supplement or the accompanying prospectus. Any representationto the contrary is a criminal offense. We expect delivery of the notes will be made in book-entry form through The Depository Trust Company for the accounts of its participants,including Euroclear and Clearstream, on or about February 5, 2026. TABLE OF CONTENTS Prospectus Supplement About This Prospectus SupplementCautionary Note Regarding Forward-Looking StatementsProspectus SupplementThe OfferingRisk FactorsUse of ProceedsDescription of NotesMaterial U.S. Federal Income Tax ConsequencesUnderwritingExpertsLegal MattersWhere You Can Find More Information And Incorporation By Reference Prospectus About This ProspectusCautionary Note Regarding Forward-Looking StatementsRisk FactorsOur CompanyUse of ProceedsDescription of Equity SecuritiesCertain Provisions of Maryland Law and Our Charter andBy-Laws Description of Debt Securities ABOUT THIS PROSPECTUS SUPPLEMENT This document is in two parts. The first part is this prospectus supplement, which describes the terms of the notes that we are currently offering.The second part is the accompanying prospectus, which gives more general information, some of which may not apply to the notes that we are currentlyoffering. Generally, the term “prospectus” refers to both parts combined. You should read this prospectus supplement along with the accompanying prospectus. You should rely only on the information contained in orincorporated by reference in this prospectus supplement, the accompanying prospectus and any free writing prospectus which we deliver to you. Wehave not, and the underwriters have not, authorized any other person to provide you with different information. If anyone provides you with different orinconsistent information, you should not rely on it. You should assume that the information provided by this prospectus supplement, the accompanyingprospectus, any document incorporated by reference herein or therein or any free writing prospectus that we may authorize or provide is accurate only asof the date of that document. Our business, financial condition, results of operations and prospects may have changed since those dates. The notes arebeing offered and sold only in jurisdictions where offers and sales are permitted. If there is any inconsistency between the information in this prospectus supplement and the accompanying prospectus, the information in thisprospectus supplement supersedes the information in the accompanying prospectus. Except as the context otherwise requires, or as otherwise specified or used in this prospectus supplement or the accompanying prospectus, whenwe refer to “McCormick,” “the Company,” “we,” “us” or “our” in this prospectus supplement and the accompanying prospectus, we meanMcCormick& Company, Incorporated and its subsidiaries. CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS This prospectus supplement, the accompanying prospectus and the information incorporated by reference herein or therein include “forward-looking statements” within the meaning of Section27A of the Securities Act of 1933, as amended (the “Securities Act”), and Section21E of theSecurities Exchange Act of 1934, as amended (the “Exchange Act”). We intend the forward-looking statements to be covered by the safe harborprovisions for forward-lo