---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-036361"
form_type: "8-K"
ticker: "APH"
cik: "0000820313"
company_name: "AMPHENOL CORP /DE/"
filed_at: "2026-03-30T23:59:59+00:00"
generated_at: "2026-05-15T08:29:49.260877+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Amphenol subsidiary issues €500M 3.625% Senior Notes due 2031

## Summary
- €500 million aggregate principal of 3.625% Senior Notes due 2031 issued by Amphenol Technologies Holding GmbH.
- Net proceeds approximately €496.1 million; proceeds to repay €500M 0.75% Notes due 2026 and for general corporate purposes.
- Notes are senior unsecured, guaranteed by Amphenol Corporation, rank equally with its other unsecured debt.
- Interest payable annually on March 30, first payment March 30, 2027; maturity March 30, 2031.
- Notes admitted to trading on Euronext Dublin's Global Exchange Market.

## SEC filing metadata
- accession: 0001104659-26-036361
- form_type: 8-K
- ticker: APH
- cik: 0000820313
- company_name: AMPHENOL CORP /DE/
- filed_at: 2026-03-30T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/820313/000110465926036361/0001104659-26-036361-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/820313/000110465926036361/tm2610090d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-036361
- JSON: https://secwatch.observer/filing/0001104659-26-036361.json
- Plain text: https://secwatch.observer/filing/0001104659-26-036361.txt

## Source-grounded claims
- claim_id: 3a78d356165adb015c6d0d0d04b910ff85021b99
  claim: AMPHENOL CORP /DE/ incurred senior notes of €500,000,000 aggregate principal amount with U.S. Bank Trust Company, National Association at 3.625% maturing March 30, 2031.
  evidence_excerpt: issued and sold €500,000,000 aggregate principal amount of Amphenol Technologies’ 3.625% Senior Notes due 2031
  evidence_url: https://www.sec.gov/Archives/edgar/data/820313/000110465926036361/0001104659-26-036361-index.htm
- claim_id: e82386b18e538e3e56b4bae698855dc9fc843877
  claim: AMPHENOL CORP /DE/ entered into Amphenol Technologies Indenture with U.S. Bank Trust Company, National Association valued at €500,000,000 aggregate principal amount (effective 2026-03-30).
  evidence_excerpt: The Notes were issued pursuant to an indenture dated as of March 30, 2026 (the “Amphenol Technologies Indenture”) among Amphenol Technologies, as issuer, Amphenol Corporation, as guarantor and U.S. Bank Trust Company, National Association, as trustee
  evidence_url: https://www.sec.gov/Archives/edgar/data/820313/000110465926036361/0001104659-26-036361-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.