Sec Form 4 Filing - Dorne Eric A. @ UNITED NATURAL FOODS INC - 2017-09-15

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 Dorne Eric A. 2. Issuer Name and Ticker or Trading Symbol UNITED NATURAL FOODS INC [ UNFI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) SVP, CAIO (Last) (First) (Middle) C/O UNITED NATURAL FOODS, INC., 313 IRON HORSE WAY 3. Date of Earliest Transaction (MM/DD/YY) 09/15/2017 (Street) PROVIDENCE, RI02908 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 09/15/2017 M 1,683 A $ 0 ( 1 ) 7,509 D Common Stock 09/15/2017 F( 2 ) 562 D $ 39.74 6,947 D Common Stock 09/16/2017 M 882 A $ 0 ( 1 ) 7,829 D Common Stock 09/16/2017 F( 3 ) 295 D $ 39.74 7,534 D Common Stock 09/17/2017 M 1,729 A $ 0 ( 1 ) 9,263 D Common Stock 09/17/2017 F( 4 ) 578 D $ 39.74 8,685 D Common Stock 800 I See footnote ( 5 )

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 Restricted Stock Unit ( 6 ) ( 7 ) 09/15/2017 M 1,683 ( 8 ) ( 8 ) Common Stock 1,683 $ 0 5,047 D Restricted Stock Unit ( 9 ) ( 7 ) 09/15/2017 A 7,240 ( 8 ) ( 8 ) Common Stock 7,240 $ 0 7,240 D Restricted Stock Unit ( 10 ) ( 7 ) 09/16/2017 M 882 ( 8 ) ( 8 ) Common Stock 882 $ 0 0 D Restricted Stock Unit ( 11 ) ( 7 ) 09/17/2017 M 1,729 ( 8 ) ( 8 ) Common Stock 1,729 $ 0 3,460 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Dorne Eric A. C/O UNITED NATURAL FOODS, INC. 313 IRON HORSE WAY PROVIDENCE, RI02908 SVP, CAIO Signatures Joseph McGrail, Power-of-Attorney, in fact 09/19/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Restricted stock units convert into common stock on a one-for-one basis. Accordingly, there was no purchase price paid by the reporting person. ( 2 )On September 15, 2017 1,683 shares of United Natural Foods, Inc. (the "Company") restricted stock units vested. The Company retained 562 shares on that date to satisfy certain tax withholding obligations in connection with the vesting. ( 3 )On September 16, 2017 882 shares of United Natural Foods, Inc. (the "Company") restricted stock units vested. The Company retained 295 shares on that date to satisfy certain tax withholding obligations in connection with the vesting. ( 4 )On September 17, 2017, 1,729 shares of United Natural Foods, Inc. (the "Company") restricted stock units vested. The Company retained 578 shares on that date to satisfy certain tax withholding obligations in connection with the vesting. ( 5 )Includes 800 shares of common stock allocated to the reporting person under the United Natural Foods, Inc. 401(k) Plan's UNFI Stock Fund as of September 15, 2017. ( 6 )Restricted stock units awarded September 15, 2016. ( 7 )Each restricted stock unit represents the right to receive one share of United Natural Foods, Inc. common stock upon vesting in accordance with the terms of the reporting person's restricted stock unit agreement. ( 8 )The restricted stock units vest in four equal annual installments beginning on the first anniversary of the date of grant. ( 9 )Restricted stock units awarded September 15, 2017. ( 10 )Restricted stock units awarded on September 16, 2013. ( 11 )Restricted stock units awarded September 17, 2015.

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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