---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-049991"
form_type: "8-K"
ticker: "APH"
cik: "0000820313"
company_name: "AMPHENOL CORP /DE/"
filed_at: "2025-05-16T23:59:59+00:00"
generated_at: "2026-05-21T04:00:39.159279+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Amphenol shareholders approve increase in authorized shares from 2B to 5B

## Summary
- Authorized Class A common shares increased from 2B to 5B, effective May 15, 2025.
- All eight director nominees elected; CEO Norwitt received 1.05B votes for.
- Deloitte & Touche ratified as independent auditor for 2025 with 1.04B votes for.
- Advisory vote on executive compensation approved (959.6M for, 86.4M against).
- Shareholder proposal on special meetings defeated (934.6M against, 121.6M for).

## SEC filing metadata
- accession: 0001104659-25-049991
- form_type: 8-K
- ticker: APH
- cik: 0000820313
- company_name: AMPHENOL CORP /DE/
- filed_at: 2025-05-16T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.03, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/820313/000110465925049991/0001104659-25-049991-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/820313/000110465925049991/tm2515383d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-049991
- JSON: https://secwatch.observer/filing/0001104659-25-049991.json
- Plain text: https://secwatch.observer/filing/0001104659-25-049991.txt

## Key facts
- Governance Changes
  AMPHENOL CORP /DE/: Increased authorized shares of Class A Common Stock from 2 billion to 5 billion (effective 2025-05-15).
  - Change: charter amendment
  - Effective: 2025-05-15
  source text: The stockholders of Amphenol Corporation (the “Company”) approved an amendment to the Company’s Restated Certificate of Incorporation to amend Article FOURTH thereof to increase the number of shares of Class A Common Stock, par value $.001 per share (“Common Stock”), that the Company is authorized to issue by 3 billion from 2 billion to 5 billion (the “Charter Amendment”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/820313/000110465925049991/0001104659-25-049991-index.htm

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