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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1. Name and Address of Reporting Person * MISIAK DAVID G   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) President, Patterson Dental (Last) (First) (Middle) 1031 MENDOTA HEIGHTS ROAD 3. Date of Earliest Transaction (Month/Day/Year) 12/31/2017 (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 12/31/2017   A(1)   710 A $ 27.1 13,162 (2) (3) (4) D   Common Stock 01/02/2018   F(5)   300 D $ 37.88 12,862 (3) (4) (6) D   Common Stock               15,058 (7) 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 Option (8)

$ 47.51

07/01/2020

07/01/2027

Common Stock

13,935

13,935

D

Employee Stock Option (9)

$ 56.66

(10)

07/01/2025

Common Stock

50,000

50,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MISIAK DAVID G 1031 MENDOTA HEIGHTS ROAD ST. PAUL, MN 55120			President, Patterson Dental

Signatures

Les B. Korsh, by Power of Attorney		01/03/2017
**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)	Shares acquired by Reporting Person pursuant to the Patterson Companies, Inc. Capital Accumulation Plan.
(2)	Includes 1,426 shares acquired pursuant to Reporting Person's participation in the Patterson Companies, Inc. Capital Accumulation Plan in the years 2015 and 2016 and remain subject to the terms of such Plan.
(3)	Includes 3,463 shares of restricted stock awarded in the years 2013 through 2015 to Reporting Person, which vest, contingent upon continued employment as follows: 660 shares vest on 4/29/2018, 1,148 shares vest on 7/1/2018, 1,147 shares on 7/1/2019 and 508 shares vest on 7/1/2020.
(4)	Includes 5,378 Restricted Stock Units ("RSUs") awarded on 7/1/2016, 11/1/2016 and 7/1/2017 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 RSUs vest in 5 equal annual installments commencing on the one year anniversary of the date of grant and each anniversary thereafter.
(5)	Shares withheld for taxes incurred upon the lapse of restrictions on restricted stock issued in the year 2015 pursuant to the Patterson Companies, Inc. Capital Accumulation Plan.
(6)	Includes 1,367 shares acquired pursuant to Reporting Person's participation in the Patterson Companies, Inc. Capital Accumulation Plan in the years 2016 and 2017 and remain subject to the terms of such Plan.
(7)	Represents shares of common stock indirectly held by the Reporting Person's Employee Stock Ownership Plan (ESOP) account through January 2, 2018.
(8)	Stock option granted pursuant to the Patterson Companies, Inc. 2015 Omnibus Incentive Plan on 7/1/2017.
(9)	Stock option granted pursuant to the Patterson Companies, Inc. 2012 Equity Incentive Plan on 7/1/2015.
(10)	Options are exercisable as follows: 25% on 7/1/2018, 25% on 7/1/2019 and 50% on 7/1/2020.

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