Sec Form 4 Filing - TOKICH MICHAEL J @ STERIS plc - 2018-11-07

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person TOKICH MICHAEL J 2. Issuer Name and Ticker or Trading Symbol STERIS plc [ STE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Sr. Vice Pres., CFO (Last) (First) (Middle) C/O RUTHERFORD HOUSE, STEPHENSONS WAY, CHADDESDEN 3. Date of Earliest Transaction (MM/DD/YY) 11/07/2018 (Street) DERBY, X0DE21 6LY 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Ordinary Shares, 10 pence par value 11/07/2018 M 14,500 ( 1 ) A $ 36.09 64,958 D Ordinary Shares, 10 pence par value 11/07/2018 S 14,500 ( 1 ) D $ 118 50,458 D Ordinary Shares, 10 pence par value 11/07/2018 M 20,000 ( 1 ) A $ 29.94 70,458 D Ordinary Shares, 10 pence par value 11/07/2018 S 20,000 ( 1 ) D $ 120 50,458 ( 2 ) D Ordinary Shares, 10 pence par value 3,387 I See Footnote Below. ( 3 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Employee Stock Option (right to buy) $ 36.09 11/07/2018 M 14,500 ( 4 ) 05/31/2021 Ordinary Shares 14,500 $ 0 0 D Employee Stock Option (right to buy) $ 29.94 11/07/2018 M 20,000 ( 5 ) 05/30/2022 Ordinary Shares 20,000 $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other TOKICH MICHAEL J C/O RUTHERFORD HOUSE, STEPHENSONS WAY CHADDESDEN DERBY, X0DE21 6LY Sr. Vice Pres., CFO Signatures /s/ Ronald E. Snyder, Authorized Representative under Power of Attorney 11/08/2018 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This exercise and sale of a total of 34,500 ordinary shares is pursuant to a Rule 10b5-1 Stock Trading Plan entered into by the Reporting Person on June 4, 2018. ( 2 )25,940 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 7,000 on May 28, 2019; 4,000 on October 1, 2019; 4,700 on June 1, 2020; 6,000 on June 1, 2021; and 4,240 on May 31, 2022. ( 3 )Units representing 3,387 ordinary share equivalents are held on behalf of the Reporting Person under the STERIS Corporation 401(k) Plan as of November 7, 2018. ( 4 )This option to purchase 14,500 STERIS plc ordinary shares, which is fully vested, was received in the Merger in exchange for an option to purchase 14,500 STERIS Corporation common shares for $36.09 per share, subject to the same terms and conditions as the original STERIS stock option. ( 5 )This option to purchase 20,000 STERIS plc ordinary shares, which is fully vested, was received in the Merger in exchange for an option to purchase 20,000 STERIS Corporation common shares for $29.94 per share, subject to the same terms and conditions as the original STERIS stock option.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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