Sec Form 4 Filing - Zurbay Donald @ PATTERSON COMPANIES, INC. - 2020-07-14

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 Zurbay Donald 2. Issuer Name and Ticker or Trading Symbol PATTERSON COMPANIES, INC. [ PDCO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) 1031 MENDOTA HEIGHTS 3. Date of Earliest Transaction (MM/DD/YY) 07/14/2020 (Street) ST. PAUL, MN55120 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 Common Stock 07/14/2020 A( 1 ) 11,137 A $ 23.57 108,342 ( 2 ) ( 3 ) ( 4 ) D Common Stock 671 ( 5 ) I By ESOP

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 Options $ 23.57 07/14/2020 A( 6 ) 57,819 ( 7 ) 07/14/2030 Common Stock 57,819 $ 23.57 57,819 D Employee Stock Options ( 8 ) $ 22.25 ( 9 ) 07/01/2029 Common Stock 78,829 78,829 D Employee Stock Options ( 10 ) $ 22.67 ( 10 ) 06/29/2028 Common Stock 99,250 99,250 D Employee Stock Options ( 11 ) $ 22.48 07/01/2021 07/01/2028 Common Stock 33,363 33,363 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Zurbay Donald 1031 MENDOTA HEIGHTS ST. PAUL, MN55120 Chief Financial Officer Signatures Les B. Korsh, by Power of Attorney 07/16/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents restricted stock units ("RSUs") awarded on 7/14/2020 to Reporting Person pursuant to the Patterson Companies, Inc. Amended and Restated 2015 Omnibus Incentive Plan ("Plan"). The RSUs awarded vest, assuming continued employment, 100% on 7/14/2023. ( 2 )Includes 18,471 RSUs awarded on 7/1/2018 and 7/1/2019 to Reporting Person pursuant to the Plan. The RSUs vest contingent upon continued employment as follows: 2,224 units vest 7/1/2021, 14,022 units vest 7/1/2022 and 2,225 units vest 7/1/2023. ( 3 )Includes 19,460 RSU equivalents attributable to the June 11, 2019 determination by the Compensation Committee that the performance criteria for the period of April 29, 2018 through April 27, 2019 applicable to non-derivative performance units issued on August 7, 2018 had been satisfied. Subject to continued employment of the Reporting Person through April 24, 2021, the RSU equivalents will automatically convert into shares of common stock. ( 4 )Includes 33,625 RSU equivalents attributable to the July 1, 2020 determination by the Compensation Committee that the performance criteria for the period of April 27, 2019 through April 25, 2020 applicable to non-derivative performance units issued on July 1, 2019 had been satisfied. Subject to continued employment of the Reporting Person through July 1, 2022, the RSU equivalents will automatically convert into shares of common stock. ( 5 )Represents shares of common stock indirectly help by the Reporting Person's Employee Stock Ownership Plan ("ESOP") account through April 25, 2020. ( 6 )Stock options granted pursuant to the Plan on 7/14/2020. ( 7 )Options are exercisable as follows: 33.3% on 7/14/2021, 33.3% on 7/14/2022 and 33.4% on 7/14/2023. ( 8 )Stock options granted pursuant to the Plan on 7/1/2019. ( 9 )Options are exercisable as follows: 33.3% on 7/1/2020, 33.3% on 7/1/2021 and 33.4% on 7/1/2022. ( 10 )Stock options granted as an inducement award granted outside the Plan on 6/29/2018. The stock options granted would vest pro-rata over the course of 3 years, with one-third of the shares vesting on 6/29/2019, one-third vesting on 6/29/2020, and the remaining one-third vesting 6/29/2021, in all cases subject to continued employments. ( 11 )Stock options granted pursuant to the Plan on 7/1/2018.

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