Ownership Submission
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 OF SECURITIES

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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(Print or Type Responses)
1. Name and Address of Reporting Person *
Anderson Scott P
   2. Issuer Name and Ticker or Trading Symbol
PATTERSON COMPANIES, INC. [PDCO] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
1031 MENDOTA HEIGHTS ROAD		 3. Date of Earliest Transaction (Month/Day/Year)
07/03/2017
(Street)

ST PAUL, MN 55120		 4. If Amendment, Date Original Filed(Month/Day/Year)
 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 07/03/2017   F(1)(2)   2,141 D $ 47.51 98,702 (3) (4) (5) D  
Common Stock               18,093 (6) I By ESOP

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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 (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 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
(Month/Day/Year)		 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 (7) $ 48.47             07/01/2019 07/01/2026 Common Stock 68,681   68,681 D  
Employee Stock Options (8) $ 49.27             07/01/2018 07/01/2025 Common Stock 42,698   42,698 D  
Employee Stock Options (8) $ 56.66               (9) 07/01/2025 Common Stock 211,938   211,938 D  
Employee Stock Options (10) $ 39.64             07/01/2017 07/01/2024 Common Stock 20,200   20,200 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Anderson Scott P
1031 MENDOTA HEIGHTS ROAD
ST PAUL, MN 55120		   X      

Signatures

 Les B. Korsh, by Power of Attorney   07/06/2017
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Represents shares of common stock withheld for payment of taxes incurred upon the lapse of restrictions on restricted stock awards granted in 2014 and 2015 pursuant to the Patterson Companies, Inc. Equity Incentive Plan.
(2) Represents shares of common stock withheld for payment of taxes incurred upon the lapse of restrictions on restricted stock units issued pursuant to the Patterson Companies, Inc. 2015 Omnibus Incentive Plan.
(3) Includes 6,462 shares acquired pursuant to Reporting Person's participation in the Patterson Companies, Inc. Capital Accumulative Plan in the years 2015 and 2016 that remain subject to the terms of such Plan.
(4) Includes 13,330 shares of restricted stock received through awards granted in the years 2011 through 2015 to Reporting Person, which vest, contingent upon continued employment, as follows: 3,200 shares vest 4/29/2018, 2,020 shares vest 7/1/2018, 2,030 shares vest on 7/1/2018, 2,020 shares on 7/1/2019, and 2,030 shares vest on 7/1/2019 and 7/1/2020.
(5) Includes 9,284 Restricted Stock Units ("RSUs") awarded on 7/1/2016 to Reporting Person pursuant to the Patterson Companies, Inc. 2015 Omnibus Incentive Plan. Each RSU represents a right, contingent upon continued employment, to receive one share of common stock. The award vests as follows: 2,321 shares vest each year 7/1/2018 through 7/1/2021.
(6) Represents shares of common stock indirectly held by the Reporting Person's Employee Stock Ownership Plan (ESOP) account through April 30, 2017.
(7) Stock option granted pursuant to the Patterson Companies, Inc. 2015 Omnibus Incentive Plan on 7/1/2016.
(8) Stock option granted pursuant to the Patterson Companies, Inc. 2012 Equity Incentive Plan on 7/1/2015.
(9) Options are exercisable as follows: 25% on 7/1/2018, 25% on 7/1/2019 and 50% on 7/1/2020.
(10) Stock option granted pursuant to the Patterson Companies, Inc. 2012 Equity Incentive Plan on 7/1/2014.

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