Every 424B that Amphenol Corporation (APH) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A 424B covers the supplement that carries the terms of a priced offering, so if you follow APH and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full APH filings page.
Amphenol Corporation is offering €600,000,000 of 3.375% Senior Notes due 2029 and €500,000,000 of 3.875% Senior Notes due 2034. Interest on both series is payable annually each May 12, beginning May 12, 2027. The notes are unsecured senior obligations that rank equally with Amphenol's other unsecured senior indebtedness and will be denominated and payable in euro. The company expects net proceeds of approximately €1,093.1 million, to be used to repay borrowings under its U.S. commercial paper program and a 364‑Day Delayed Draw Term Loan and for general corporate purposes. The notes may be redeemed under specified optional‑redemption formulas, redeemed upon certain changes in withholding tax treatment at 100%, and holders may require repurchase at 101% of principal if a qualifying Change of Control Repurchase Event occurs. The offering is being conducted under an S-3 shelf process and the notes will be represented by global notes for Euroclear and Clearstream.
Amphenol Corporation has filed a preliminary prospectus supplement dated May 5, 2026 for an offering of two series of euro-denominated senior notes. Each series will be unsecured senior obligations, pay interest annually, and rank equally with Amphenol's other unsecured senior indebtedness. The company intends to use net proceeds to repay borrowings under its U.S. commercial paper program and its 364‑Day Delayed Draw Term Loan and for general corporate purposes. The notes may be redeemed at Amphenol's option and are subject to customary tax‑related redemption and a Change of Control repurchase at 101% of principal. The offering contemplates book‑entry settlement through Euroclear and Clearstream and an application to list the notes on the NYSE.
Amphenol Technologies Holding GmbH is offering €500,000,000 of 3.625% Senior Notes due 2031, guaranteed on a senior unsecured basis by Amphenol Corporation. Interest is payable annually on March 30, beginning March 30, 2027. Net proceeds are expected to be approximately €496.1 million, intended to repay the Issuer’s outstanding 0.750% 2026 Notes at maturity and for general corporate purposes. The notes will be senior unsecured, rank equally with existing senior unsecured indebtedness, may be redeemed under specified conditions, and include a 101% repurchase requirement upon a defined Change of Control Repurchase Event.
Amphenol Technologies Holding GmbH is offering euro-denominated senior unsecured notes to be guaranteed on a senior unsecured basis by Amphenol Corporation, as described in a preliminary prospectus supplement dated March 24, 2026. The notes will be senior, unsecured and unsubordinated and will rank equally with the Issuer’s existing senior unsecured indebtedness and be structurally subordinated to the indebtedness of its subsidiaries. The issuer may redeem the notes in certain circumstances, including optional redemptions and a tax-driven full redemption; a Change of Control Repurchase Event would require an offer to repurchase at 101% of principal plus accrued interest. Net proceeds are intended to repay the Issuer’s outstanding 0.750% senior notes maturing on May 4, 2026 and for general corporate purposes. The offering contemplates listing on Euronext Dublin; admission and market liquidity are not assured.