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 *
CASTANEDA MARK
  2. Issuer Name and Ticker or Trading Symbol
Primo Water Corp [PRMW]
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)
101 NORTH CHERRY STREET, SUITE 501
3. Date of Earliest Transaction (Month/Day/Year)
01/10/2018
(Street)

WINSTON-SALEM, NC 27101
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 V 155 (1) A $ 10.44 199,499 D  
Common Stock 01/10/2018   M   116,140 (2) A $ 0 315,639 D  
Common Stock 01/10/2018   M   265,277 (2) A $ 0 580,916 D  
Common Stock 01/10/2018   F   150,883 (3) D $ 0 430,033 D  

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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
Deferred Stock Units (4) 01/10/2018   M     116,140   (5)   (5) Common Stock 116,140 $ 0 348,420 D  
Deferred Stock Units (4) 01/10/2018   M     265,277   (6)   (6) Common Stock 265,277 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
CASTANEDA MARK
101 NORTH CHERRY STREET
SUITE 501
WINSTON-SALEM, NC 27101
      Chief Financial Officer  

Signatures

 /s/ David J. Mills by power of attorney for Mark Castaneda   01/12/2018
**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) These shares were acquired under the Primo Water Corporation Employee Stock Purchase Plan, as amended, in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).
(2) Represents shares of common stock received upon vesting of deferred stock units on January 10, 2018.
(3) Shares withheld to satisfy tax withholding requirements on the vesting of deferred stock units on January 10, 2018.
(4) Each deferred stock unit has a value as of a given date equal to the fair market value of one share of Primo Water Corporation common stock.
(5) 116,140 deferred stock units were delivered on January 10, 2018. The remaining 348,420 deferred stock units are to be delivered on or around August 2018 in connection with Mr. Castaneda's retirement from the issuer in January 2018.
(6) 265,277 deferred stock units were delivered on January 10, 2018.

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