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 *
Oltmans Curtis Gale
   2. Issuer Name and Ticker or Trading Symbol
ARRAY BIOPHARMA INC [ARRY] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
General Counsel
(Last)
(First)
(Middle)
C/O ARRAY BIOPHARMA, 3200 WALNUT ST.		 3. Date of Earliest Transaction (Month/Day/Year)
12/14/2018
(Street)

BOULDER, CO 80301		 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 12/16/2018   M   7,000 (1) A $ 0 7,000 D  
Common Stock 12/16/2018   F   3,079 (2) D $ 15.97 3,921 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
Restricted Stock Units $ 0 12/14/2018   A   19,375     (3) 12/20/2022 Common Stock 19,375 $ 0 19,375 D  
Stock Option (Right to Buy) $ 15.97 12/14/2018   A   116,250     (4) 12/16/2028 Common Stock 116,250 $ 0 116,250 D  
Restricted Stock Units $ 0 12/16/2018   M     7,000   (5) 12/17/2021 Common Stock 7,000 $ 0 21,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Oltmans Curtis Gale
C/O ARRAY BIOPHARMA, 3200 WALNUT ST.
BOULDER, CO 80301		       General Counsel  

Signatures

 Curtis Oltmans   12/18/2018
**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) Shares issued upon settlement of Restricted Stock Units ("RSUs") granted on December 27, 2016 and December 16, 2017, as a result of the vesting of one fourth of such RSUs.
(2) Represents shares withheld to satisfy tax withholding obligations of the reporting person.
(3) RSUs awarded to the reporting person for no additional cash consideration and each represents a contingent right to receive one share of common stock. The RSUs vest and will be settled in common stock in four equal annual installments beginning on December 16, 2019.
(4) The options vest in four equal annual installments beginning on December 16, 2019.
(5) The RSUs vested and were settled in common stock on December 16, 2018.

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