(APH)

Reporting relationship: Sr. VP, Secretary & GenCounsel
Issuer ticker: APH
Reported as of: 29 Oct 2025
Net transaction value: -$14,095,248
SEC form: 4
Accepted by SEC: 30 Oct 2025, 16:01:09 UTC
Prior SEC filing: 26 Aug 2025
Next SEC filing: 19 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Lance E. D'Amico

Key filing fact

Lance E. D'Amico filed Form 4 for AMPHENOL CORP /DE/ (APH) on 30 Oct 2025.

Key facts

This page summarizes Lance E. D'Amico's Form 4 filing for AMPHENOL CORP /DE/ (APH).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 30 Oct 2025, 16:01.

Change

Previous filing in this sequence was filed on 26 Aug 2025.
Current net transaction value: -$14,095,248.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001383877 Primary reporting owner

D'AMICO LANCE E

Relationship: Sr. VP, Secretary & GenCounsel
Address: C/O AMPHENOL CORPORATION, 358 HALL AVENUE, WALLINGFORD
Signature: /s/ Lance E. D'Amico
Signature date: 30 Oct 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

APH transaction

Class A Common Stock

Options Exercise

Transaction value: $2,706,300
Shares: +120,000
Change %: +157%
Price: $22.55
Shares after: 196,400
Date: 29 Oct 2025
Ownership: Direct

APH transaction

Class A Common Stock

Sale

Transaction value: $16,801,548
Shares: -120,000
Change %: -61%
Price: $140.01
Shares after: 76,400
Date: 29 Oct 2025
Ownership: Direct
Footnotes: F1, F2

APH holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 25,000
Date: 29 Oct 2025
Ownership: By Lance E. D'Amico 2025 GRAT #1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

APH transaction Derivative

Stock Option

Options Exercise

Transaction value: $0
Shares: -120,000
Change %: -55%
Price: $0.000000
Shares after: 100,000
Date: 29 Oct 2025
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 120,000
Exercise price: $22.55

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote 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.

Footnote F2

This transaction was executed in multiple trades ranging from $139.71 to $140.53.