APH insider files Form 144 to sell 52,203 shares

Amphenol Corporation reported a proposed sale of 52,203 shares of Common Stock via a Form 144.

Rhea-AI Filing Summary

Amphenol Corporation reported a proposed sale of 52,203 shares of Common Stock via a Form 144. The filing states the sale arises from an exercise of options under a registered plan on 05/04/2026 with cash proceeds to the issuer. The excerpt also lists prior sales during the past three months: 61,072 shares (05/01/2026), 93,052 shares (02/12/2026), and 515,281 shares (02/12/2026), each shown with corresponding dollar amounts.

Key Figures

Proposed sale: 52,203 shares Prior sale (May): 61,072 shares Prior sale (Feb) - holder A: 93,052 shares +2 more

5 metrics

Proposed sale 52,203 shares Exercise of options under a registered plan on 05/04/2026

Prior sale (May) 61,072 shares Sold on 05/01/2026; dollar amount $8,787,961.55

Prior sale (Feb) - holder A 93,052 shares Sold on 02/12/2026; dollar amount $13,694,397.70

Prior sale (Feb) - holder B 515,281 shares Sold on 02/12/2026; dollar amount $75,883,165.63

Amount shown elsewhere $7,414,997.64 Numeric value present in the excerpt (context not further specified)

Key Terms

Form 144, registered plan, exercise of options, issuer

4 terms

Form 144 regulatory

"Securities To Be Sold and Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

registered plan financial

"Exercise of options under a registered plan"

A registered plan is a savings or investment account that a government recognizes for special tax treatment and rules, such as limits on how much you can put in and conditions for withdrawals. For investors it matters because those rules change how much of your gains are taxed, how quickly your money can be accessed and what strategies make sense — like a labeled jar that gives tax breaks but comes with rules about when and how you can take the money out.

exercise of options financial

"Exercise of options under a registered plan on 05/04/2026"

issuer financial

"Sale method listed as Issuer / Cash"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does APH's Form 144 report?

It reports a proposed sale of 52,203 shares. The sale is dated 05/04/2026 and results from an exercise of options under a registered plan. The filing also lists several prior sales within the past three months with share counts and dollar amounts.

Was the sale in Form 144 an option exercise or open-market trade?

The filing states the sale followed an exercise of options under a registered plan. The excerpt labels the method as Exercise of options under a registered plan and indicates proceeds were handled in cash to the issuer.

How many shares were sold earlier in the past three months for APH?

Prior reported sales include 61,072; 93,052; and 515,281 shares. These prior transactions are dated 05/01/2026 and 02/12/2026 and are shown with corresponding dollar amounts in the excerpt.

Who is the reporting person on the Form 144 excerpt for APH?

The excerpt identifies Richard Adam Norwitt and related trust entities. Names and addresses appear alongside the sold-share lines, linking the reported transactions to those named persons/entities in the excerpt.

Does the Form 144 specify how proceeds will be used?

The excerpt shows the sale method as cash to the issuer. No further use-of-proceeds details or allocations appear in the provided excerpt beyond the cash treatment label.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/04/2026 - 04:06 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001276461
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	AMPHENOL CORPORATION
SEC File Number	001-10879
Address of Issuer	358 Hall Avenue Wallingford CONNECTICUT 06492
Phone	203-265-8900
Name of Person for Whose Account the Securities are To Be Sold	RICHARD ADAM NORWITT
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	52203	7414997.64	1230234445	05/04/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/04/2026	Exercise of options under a registered plan	Issuer			52203	05/04/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
RICHARD ADAM NORWITT 358 Hall Avenue Wallingford CT 06492	Common	05/01/2026	61072	8787961.55
R A NORWITT & G J NORWITT CO-TTEENORWITT FAMILY TRUST U/T/A DTD09/20/2012 358 Hall Avenue Wallingford CT 06492	Common	02/12/2026	93052	13694397.70
RICHARD ADAM NORWITT 358 Hall Avenue Wallingford CT 06492	Common	02/12/2026	515281	75883165.63

144: Remarks and Signature

Remarks
Date of Notice	05/04/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Richard Adam Norwitt
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)