[Form 4] Amphenol Corporation Insider Trading Activity

Rhea-AI Filing Summary

Amphenol (APH) insider changes: Senior VP, Human Resources David M. Silverman reported transactions dated 08/25/2025. He exercised 100,000 stock options with an exercise price of $18.23 (options issued 05/19/2018, expiring 05/19/2027) and thereby acquired 100,000 Class A shares. On the same date he sold 100,000 Class A shares at a weighted average sale price of $110.4203 (trades ranged $109.90 to $110.59). Following the reported transactions the filing shows 12,500 Class A shares beneficially owned directly and 14,000 Class A shares indirectly through the 2025 GRAT #1.

Positive

• Option exercise and sale were fully disclosed with exercise price, option dates, sale weighted-average price, and trade-range specified
• Filing identifies indirect holdings (14,000 shares via 2025 GRAT), showing transparency about ownership structures

Negative

• Direct beneficial ownership decreased to 12,500 Class A shares following the reported transactions
• Large share disposition (100,000 shares sold) reduced the officer’s direct stake materially relative to prior reported post-exercise holdings

Insights

Securities/Equity Analyst

TL;DR: Routine option exercise and sell-to-cover/exit sale by an executive; not an unusual Section 16 filing.

The filing documents an exercise of 100,000 stock options (exercise price $18.23) followed by a contemporaneous sale of 100,000 Class A shares at a weighted average of $110.4203, with trade prices between $109.90 and $110.59. The option grant dates and expiration (05/19/2018 to 05/19/2027) are disclosed. Current direct beneficial ownership is reported as 12,500 shares and an indirect holding of 14,000 shares via a 2025 GRAT. This is a standard disclosure of liquidity events by an officer and does not in itself indicate material change to control or corporate strategy.

Corporate Governance Expert

TL;DR: Compliance filing shows proper Section 16 reporting for an officer’s option exercise and sale.

The Form 4 shows the reporting person is Senior VP, Human Resources and that the form was filed by one reporting person. The signature is by a POA dated 08/26/2025. The filing includes an explicit explanation that the sale price is a weighted average and lists the trade price range. Ownership detail separates direct and indirect holdings (including a GRAT). From a governance perspective, the filing is complete in required disclosures.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Silverman David M

(Last) (First) (Middle)

C/O AMPHENOL CORPORATION

358 HALL AVENUE

(Street)

WALLINGFORD CT 06492

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AMPHENOL CORP /DE/ [ APH ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Senior VP, Human Resources

3. Date of Earliest Transaction (Month/Day/Year)
08/25/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	08/25/2025		M		100,000	A	$18.23	112,500	D
Class A Common Stock	08/25/2025		S		100,000	D	$110.4203(1)(2)	12,500	D
Class A Common Stock								14,000	I	By David Michael Silverman 2025 GRAT #1

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option	$18.23	08/25/2025		M			100,000	05/19/2018	05/19/2027	Class A Common Stock	100,000	$0	0	D

Explanation of Responses:

1. 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.

2. This transaction was executed in multiple trades at prices ranging from $109.90 to $110.59.

	/s/ Lance E. D'Amico, POA	08/26/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transactions did David M. Silverman report on Form 4 for APH?

The filing reports an exercise of 100,000 stock options at $18.23 and a contemporaneous sale of 100,000 Class A shares on 08/25/2025.

At what price were the APH shares sold in the reported transaction?

The shares were sold at a weighted average price of $110.4203, with individual trade prices ranging from $109.90 to $110.59.

How many APH shares does the filing show Silverman beneficially owns after the transactions?

The filing reports 12,500 Class A shares beneficially owned directly and 14,000 Class A shares indirectly via the 2025 GRAT #1.

What are the option details disclosed on the Form 4?

The exercised option has an exercise price of $18.23, grant/exercisable date listed as 05/19/2018, and an expiration date of 05/19/2027 for 100,000 options.

Who signed the Form 4 and when was it signed?

The Form 4 shows a signature by /s/ Lance E. D'Amico, POA dated 08/26/2025.