AMPHENOL CORP /DE/ 8-K

What Happened
Amphenol Corporation filed an 8-K on March 30, 2026 reporting that Amphenol Technologies Holding GmbH, a wholly‑owned indirect subsidiary, issued €500,000,000 aggregate principal amount of 3.625% Senior Notes due March 30, 2031. The notes were sold in an underwritten public offering, are guaranteed on a senior unsecured basis by Amphenol Corporation, and were issued under an indenture with U.S. Bank Trust Company, National Association as trustee.

Key Details

• Principal: €500,000,000 of 3.625% Senior Notes due March 30, 2031.
• Net proceeds: approximately €496.1 million (after underwriting discounts and expenses).
• Use of proceeds: to repay Amphenol Technologies’ outstanding 0.750% Euro Senior Notes due 2026 at maturity and for general corporate purposes.
• Interest/payments: interest at 3.625% payable annually on March 30, beginning March 30, 2027.
• Redemption: redeemable at issuer’s option prior to Dec 30, 2030 at 100% plus a make‑whole premium; on/after Dec 30, 2030 at 100% plus accrued interest.
• Ranking: senior unsecured and unsubordinated (guarantee by Amphenol ranks equally with Amphenol’s other senior unsecured debt); structurally subordinated to subsidiaries’ debt and effectively subordinated to secured debt.
• Listing: approved for admission to the Official List of Euronext Dublin and trading on its Global Exchange Market.

Why It Matters
This filing reports a new material debt issuance that creates a direct financial obligation for Amphenol Technologies and is guaranteed by Amphenol Corporation. The offering raises roughly €496.1M net to refinance near‑term 2026 debt and extends the company’s maturity profile to 2031. Investors should note the interest rate, maturity extension, and that this is senior unsecured debt (so it ranks with other corporate unsecured obligations).