易昆尼克斯美股招股说明书(2025-11-06版)

Equinix Europe 2 Financing Corporation LLC$1,250,000,000 4.600% Senior Notes due 2030Unconditionally Guaranteed by Equinix,Inc. Equinix Europe 2 Financing Corporation LLC (the “Issuer”), an indirect, wholly-owned subsidiary of Equinix,Inc., is offering $1,250,000,000aggregate principal amount of 4.600% Senior Notes due 2030 (the “notes”). Interest will accrue on the notes from November13, 2025 and will bepayable semi-annually on May15 and November15 of each year, commencing May15, 2026. The Issuer may redeem the notes in whole or in part atany time or from time to time at the redemption prices described under “Description of Notes — Optional Redemption,” which include accrued andunpaid interest thereon, if any, to, but not including, the redemption date. Depending on when such notes are redeemed, a make-whole premium mayor may not be payable in respect of any such redemptions. The notes will be fully and unconditionally guaranteed on an unsecured basis by Equinix,Inc. The notes will be the Issuer’s unsecured senior obligations and will rank equal in right of payment to all of the Issuer’s existing and futureunsecured and unsubordinated indebtedness and structurally subordinated to all of the liabilities of the Issuer’s subsidiaries, if any. In addition,Equinix,Inc.’s obligations under the guarantee will rank equally with all of its other unsecured and unsubordinated indebtedness and will beeffectively subordinated to all of the existing and future secured indebtedness of Equinix,Inc. and structurally subordinated to all of the indebtednessand liabilities of other subsidiaries of Equinix,Inc. Upon a change of control triggering event, the Issuer will be required to make an offer to purchaseeach holder’s notes at a purchase price equal to 101% of the principal amount thereof plus accrued and unpaid interest to the date of purchase. The notes will not be listed on any securities exchange or automated dealer quotation system. Currently there is no public market for the notes. Investing in the notes involves risks. See “Risk Factors” beginning on pageS-11of this prospectus supplement, as well as the risks described in “RiskFactors” in our most recent Quarterly Report on Form10-Q, which is incorporated by reference into this prospectus supplement and the accompanyingprospectus. Neither the Securities and Exchange Commission (the “SEC”) nor any state securities commission has approved or disapproved of these securities orpassed upon the adequacy or accuracy of this prospectus. Any representation to the contrary is a criminal offense. The Issuer expects to deliver the notes in book-entry form through the facilities of The Depository Trust Company (“DTC”) against payment inNew York, New York on or about November 13, 2025, which is the fifth business day following the date of this prospectus supplement (this settlementcycle is referred to as “T+5”). Purchasers of the notes should note that trading of the notes may be affected by the settlement date. US Bancorp TABLE OF CONTENTS Prospectus Supplement PageAbout This Prospectus SupplementS-1Forward-Looking StatementsS-3SummaryS-4Risk FactorsS-11Use of ProceedsS-16CapitalizationS-17Description of NotesS-19Material U.S. Federal Income Tax ConsiderationsS-45UnderwritingS-49Legal MattersS-55ExpertsS-55Where You Can Find More InformationS-55 Prospectus ABOUT THIS PROSPECTUS SUPPLEMENT This document consists of two parts. The first part is this prospectus supplement, which describes thespecific terms of this offering and the notes offered hereby, and also adds to and updates the informationcontained or incorporated by reference in the accompanying prospectus. The second part is the prospectus,which describes more general information regarding our securities, some of which does not apply to thisoffering. You should read both this prospectus supplement and the accompanying prospectus, together withadditional information described under the heading “Where You Can Find More Information” in thisprospectus supplement and the accompanying prospectus. If the information set forth in this prospectussupplementdiffers in any way from the information set forth in the accompanying prospectus,theinformation contained in this prospectus supplement shall control. In this prospectus supplement, as permitted by law, we “incorporate by reference” information fromother documents that we file with the Securities and Exchange Commission, or the SEC. This means that wecandisclose important information to you by referring you to those documents.The informationincorporated by reference is considered to be a part of this prospectus supplement and should be read withthe same care. When we update the information contained in documents that have been incorporated byreferenceby making future filings with the SEC,the information incorporated by reference in thisprospectus supplement is considered to be automatically updated and superseded. In other words, in case ofa conflict or inconsistenc