STE: 10-Q financial filing

ste-20260930 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D. C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2026 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _______ to _______ Commission File Number 001-38848 STERIS plc (Exact name of registrant as specified in its charter) Ireland 98-1455064 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 70 Sir John Rogerson's Quay, Dublin 2, Ireland D02 R296 (Address of principal executive offices) (Zip code) 353 1 232 2000 (Registrant’s telephone number, including area code) _______________________________________________ SECURITIES REGISTERED PURSUANT TO SECTION 12(B) OF THE ACT: Title of each class Trading symbol(s) Name of Exchange on Which Registered Ordinary Shares, $0.001 par value STE New York Stock Exchange 2.700% Senior Notes due 2031 STE/31 New York Stock Exchange 3.750% Senior Notes due 2051 STE/51 New York Stock Exchange Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15 (d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes x No o Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was r