STERIS officer Karen L. Burton reports $1.5M share sale

Available on EDGAR 11/12/2026 - 10:21 AM EST Accepted by SEC EDGAR 11/12/2026 - 10:20 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

STERIS plc officer Karen L. Burton reported a sale of 5,880 ordinary shares on November 11, 2026, with an aggregate market value of $1,503,046.00. She acquired 5,880 ordinary shares that day through an employee stock option exercise, with payment made by broker for a cashless exercise.

Key Figures

Shares sold: 5,880 ordinary shares Aggregate market value: $1,503,046.00 Shares acquired: 5,880 ordinary shares +1 more

4 metrics

Shares sold 5,880 ordinary shares Sale reported for November 11, 2026

Aggregate market value $1,503,046.00 Shares reported for sale

Shares acquired 5,880 ordinary shares Acquired through an employee stock option exercise on November 11, 2026

Shares outstanding 97,107,020 shares Ordinary shares outstanding reported on Form 144

Key Terms

Employee Stock Option Exercise, Cashless Exercise

2 terms

Employee Stock Option Exercise financial

"Nature of Acquisition Transaction: Employee Stock Option Exercise"

Cashless Exercise financial

"Broker Payment for Cashless Exercise"

A cashless exercise is a way for an option holder to convert stock options into actual shares without paying the purchase price in cash; instead they immediately give up a portion of the newly issued shares to cover the cost and any withholding taxes. Investors care because this process increases the number of shares available and can slightly dilute existing holdings, while also signaling how insiders or employees are realizing compensation without needing cash — similar to paying for a purchase by handing over part of what you just bought.

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How many STE shares did Karen L. Burton sell?

Karen L. Burton reported a sale of 5,880 ordinary shares on November 11, 2026, with an aggregate market value of $1,503,046.00.

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

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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	0001697095
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	STERIS plc
SEC File Number	001-38848
Address of Issuer	70 SIR JOHN ROGERSON'S QUAY DUBLIN IRELAND 2
Phone	35312322000
Name of Person for Whose Account the Securities are To Be Sold	Burton Karen L
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
Ordinary	Charles Schwab & Co., Inc. 3000 Schwab Way Westlake TX 76262	5880	1503046.00	97107020	11/11/2026	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 *
Ordinary	11/11/2026	Employee Stock Option Exercise	STERIS plc			5880	11/11/2026	Broker Payment for Cashless Exercise

* 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

Nothing to Report

144: Remarks and Signature

Remarks	Sale on this filing was done on 11/11/2026, filing couldn't be made on sale date due to Veteran's Day Holiday and EDGAR being closed.
Date of Notice	11/12/2026
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	KAREN L BURTON
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)