STE: Financial results

Item 2.02 Results of Operations and Financial Condition. On May 11, 2026, STERIS plc (the “Company”) issued a press release announcing financial results for the three and twelve month periods ending March 31, 2026. A copy of this press release is attached hereto as Exhibit 99.1. The information contained in this Item 2.02 of this Current Report on Form 8-K, including Exhibit 99.1 attached hereto, is being furnished to the Securities and Exchange Commission and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that Section. Furthermore, the information contained in this Item 2.02 of this Current Report on Form 8-K shall not be deemed to be incorporated by reference into any registration statement or other document filed pursuant to the Securities Act of 1933. Item 9.01 Financial Statements and Exhibits. (d) Exhibits: Exhibit No. Description 99.1 Press Release issued by STERIS plc on May 1 1 , 202 6 announcing financial results for the three and twelve month periods ending March 31, 202 6 . 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. STERIS plc By /s/ J. Adam Zangerle Name: J. Adam Zangerle Title: Senior Vice President, General Counsel & Company Secretary Dated: May 11, 2026