LUC WALTER - 24 Oct 2025 Form 4 Insider Report for AMPHENOL CORP /DE/ (APH)

Role
President, HES Division
Signature
/s/ Lance E. D'Amico, POA
Issuer symbol
APH
Transactions as of
24 Oct 2025
Net transactions value
-$35,490,501
Form type
4
Filing time
27 Oct 2025, 16:01:18 UTC
Previous filing
02 Sep 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
WALTER LUC President, HES Division C/O AMPHENOL CORPORATION, 358 HALL AVENUE, WALLINGFORD /s/ Lance E. D'Amico, POA 27 Oct 2025 0001276468

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction APH Class A Common Stock Options Exercise $7,085,176 +212,800 +49% $33.30 646,542 24 Oct 2025 Direct
transaction APH Class A Common Stock Sale $28,653,690 -212,800 -33% $134.65 433,742 24 Oct 2025 Direct F1, F2
transaction APH Class A Common Stock Options Exercise $6,587,754 +152,318 +35% $43.25 586,060 24 Oct 2025 Direct
transaction APH Class A Common Stock Sale $20,509,741 -152,318 -26% $134.65 433,742 24 Oct 2025 Direct F1, F2
transaction APH Class A Common Stock Gift -80,000 -18% 353,742 24 Oct 2025 Direct F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction APH Stock Option Options Exercise $0 -212,800 -80% $0.000000 53,200 24 Oct 2025 Class A Common Stock 212,800 $33.30 Direct
transaction APH Stock Option Options Exercise $0 -152,318 -60% $0.000000 101,546 24 Oct 2025 Class A Common Stock 152,318 $43.25 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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 at prices ranging from $133.5000 to $136.8375.
F3 Closing price on date shares were gifted was $133.82.