(Mark One)☒ANNUAL REPORT PURSUANT TO SECTION13 OR 15(d)OF THE SECURITIES EXCHANGEACT OF 1934For the Fiscal Year Ended December 31, 2025or☐TRANSITION REPORT PURSUANT TO SECTION13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934For the transition period fromtoCommission file number: 1-10879AMPHENOL CORPORATION(Exact name of Registrant as specified in its charter)Delaware(State or other jurisdiction of incorporation or organization)22-2785165(I.R.S. Employer Identification No.)358 Hall Avenue, Wallingford, Connecticut 06492(Address of principal executive offices, including zip code)203-265-8900(Registrant’s telephone number, including area code)Securities registered pursuant to Section12(b)of the Act: Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d)of the SecuritiesExchange Act of 1934 during the preceding 12months (or for such shorter period that the registrant was required to file such reports), and(2)has been subject to such filing requirements for the past 90days. Yes⌧No◻ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submittedpursuant to Rule405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that theregistrant was required to submit such files). Yes⌧No◻Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reportingcompany,” and “emerging growth company” in Rule12b-2 of the Exchange Act. If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period forcomplying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.◻ PARTIItem 1.Business Item 1A. Risk FactorsItem 1B. Unresolved Staff CommentsItem 1C.CybersecurityItem 2.PropertiesItem 3.Legal ProceedingsItem 4.Mine Safety Disclosures Item 9.Changes in and Disagreements with Accountants on Accounting and FinancialDisclosureItem 9A. Controls and ProceduresItem 9B. Other InformationItem 9C.Disclosure Regarding Foreign Jurisdictions that Prevent Inspections Item 10.Directors, Executive Officers and Corporate GovernanceItem 11.Executive CompensationItem 12.Security Ownership of Certain Beneficial Owners and Management andRelatedStockholder MattersItem 13.Certain Relationships and Related Transactions, and Director IndependenceItem 14.Principal Accountant Fees and Services Item 15. Exhibits and Financial Statement Schedules104Item 16.Form 10-K Summary107 Signatures109 Cautionary Note Regarding Forward-Looking Statements This Annual Report on Form 10-K (“Annual Report”) includes forward-looking statements within themeaning of the Private Securities Litigation Reform Act of 1995 and the provisions of Section 27A of theSecurities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended (the“Exchange Act”). Such forward-looking statements are based on our management’s assumptions and beliefsabout future events or circumstances using information currently available, and, as a result, they are subject torisks and uncertainties. Forward-looking statements address events or developments that AmphenolCorporation (together with its subsidiaries, “Amphenol,” the “Company,” “we,” “our,” or “us”) expects orbelieves may or will occur in the future. These forward-looking statements, which address the Company’sexpected business and financial performance and financial condition, among other matters, may contain wordsand terms such as: “anticipate,” “believe,” “commit,” “continue,” “could,” “estimate,” “expect,” “forecast,”“guidance,” “intend,” “look ahead,” “may,” “ongoing,” “optimistic,” “plan,” “potential,” “predict,”“project,” “seek,” “should,” “target,” “will” or “would” and other words and terms of similar meaning. Forward-looking statements by their nature address matters that are, to different degrees, uncertain, suchas statements about expected earnings, revenues, growth, liquidity, effective tax rate, interest rates, anticipatedbenefits of certain acquisitions, financing sources, the expected timing for the closing of certain acquisitions orother matters. Although the Company believes the expectations reflected in all forward-looking statements arebased upon reasonable assumptions, the expectations may not be attained or there may be material deviation.Readers and investors are cautioned not to place undue reliance on these forward-looking statements, whichspeak only as of the date on which they are made. There are risks and uncertainties that could cause actualresults to differ materially from these forward-looking statements. A description of some of these uncertaintiesand other risks is set forth under the captio