AMPHENOL CORP /DE/ — Director's Dealing 2025

Aug 25, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMPHENOL CORP /DE/ (APH)
CIK: 0000820313
Period of Report: 2025-08-22

Reporting Person: Lampo Craig A (SR VP & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-08-22	Class A Common Stock	M	199848	$21.995	Acquired	325543	Direct
2025-08-22	Class A Common Stock	S	199848	$110.4323	Disposed	125695	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-08-22	Stock Option	$21.995	M	199848	Disposed	2028-05-18	Class A Common Stock (199848)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	58116	Indirect
Class A Common Stock	74305	Indirect
Class A Common Stock	160000	Indirect
Class A Common Stock	39884	Indirect

Footnotes

F1: The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2: This transaction was executed in multiple trades ranging from $109.55 to $110.94.

F3: Includes 25,695 shares transferred from the reporting person's 2024 #1 GRAT since the date of his last Form 4.