STERIS plc

During the three months ended June 30, 2024, none of our directors or officers (as defined in Rule 16a-1(f) of the Exchange Act)adopted, modified orterminated a "Rule 10b5-1 trading arrangement" or a "non-Rule 10b5-1 trading arrangement" as such terms are defined under Item 408 of Regulation S-K, except as follows:

On June 6, 2024, Daniel A. Carestio, President and Chief Executive Officer of the Company, adopted a trading arrangement for the sale of the Company’s ordinary shares that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) of the Securities Exchange Act of 1934, as amended (the “Exchange Act” and such plan, a “Rule 10b5-1 Trading Plan”). Mr. Carestio’s Rule 10b5-1 Trading Plan, which expires June 5, 2026, provides for the sale of up to 62,021 ordinary shares pursuant to the terms of such plan. The actual number of ordinary shares available to be sold under the Rule 10b5-1 Trading Plan for ordinary shares subject to unvested awards will be calculated at the time of vesting of such equity awards after withholding to satisfy tax obligations.

On May 15, 2024, Michael J. Tokich, Senior Vice President and Chief Financial Officer of the Company, adopted a Rule 10b5-1 Trading Plan. Mr. Tokich’s Rule 10b5-1 Trading Plan, which expires June 12, 2026, provides for the sale of up to 46,664 ordinary shares pursuant to the terms of such plan.

On May 15, 2024, J. Adam Zangerle, Senior Vice President, General Counsel, and Company Secretary of the Company, adopted a Rule 10b5-1 Trading Plan. Mr. Zangerle’s Rule 10b5-1 Trading Plan, which expires November 1, 2025, provides for the sale of up to 17,822 ordinary shares pursuant to the terms of such plan. The actual number of ordinary shares available to be sold under the Rule 10b5-1 Trading Plan for ordinary shares subject to unvested awards will be calculated at the time of vesting of such equity awards after withholding to satisfy tax obligations.