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 *
BENEVICH ERIC
   2. Issuer Name and Ticker or Trading Symbol
NEUROCRINE BIOSCIENCES INC [NBIX] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Commercial Officer
(Last)
(First)
(Middle)
12780 EL CAMINO REAL		 3. Date of Earliest Transaction (Month/Day/Year)
02/05/2018
(Street)

SAN DIEGO, CA 92130		 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 02/05/2018   S(1)   820 D $ 83.1393 (2) 2,577 D  
Common Stock 02/06/2018   F(3)   917 D $ 82.48 4,310 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
Stock Option $ 81.49 02/05/2018   A   34,750     (4) 02/05/2028 Common Stock 34,750 $ 0 34,750 D  
Restricted Stock Unit (5) 02/05/2018   A   6,150     (6)   (6) Common Stock 6,150 $ 0 6,150 D  
Restricted Stock Unit (5) 02/05/2018   A   12,250     (7) 03/15/2021 Common Stock 12,250 $ 0 12,250 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BENEVICH ERIC
12780 EL CAMINO REAL
SAN DIEGO, CA 92130		       Chief Commercial Officer  

Signatures

 /s/ Darin Lippoldt, Attorney-in-Fact   02/07/2018
**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) Sale of 820 shares of common stock issued upon vesting of 2,175 restricted stock units on February 5, 2018 to cover payroll and withholding taxes, with the balance of the shares (1,355) maintained by the Reporting Person; the disposition reported in this Form 4 was effected by a broker pursuant to instructions set forth in a Rule 10b5-1 trading plan adopted by the Reporting Person at least 90 days prior to the transaction date in Box 2 above. Additionally, Issuer policy restricts the Reporting Person from amending, canceling, suspending or otherwise modifying any 10b5-1 trading plan subsequent to adoption of the plan.
(2) Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $81.98 to $84.41. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
(3) Payment of tax liability by withholding 917 shares of Common Stock incident to the vesting of a security issued in accordance with Rule 16b-3, with the balance of the shares (1,733) maintained by the Reporting Person.
(4) Represents option of which 1/48th of the shares underlying the option becomes vested and exercisable on March 5, 2018 and an additional 1/48th of the shares underlying the option becomes vested and excercisable each month thereafter.
(5) Each Restricted Stock Unit represents a contingent right to receive one share of the Neurocrine Common Stock.
(6) The Restricted Stock Units will vest annually at 1/4 of the units vesting on each of February 5, 2019, February 5, 2020, February 5, 2021, and February 5, 2022.
(7) A portion of this Performance based Restricted Stock Units ("PRSU") will vest upon FDA approval of opicapone within a specified time period, and portions of this PRSU will vest upon achievement of specified revenue milestones within a specified time period.

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