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 *
Hannon Jason
  2. Issuer Name and Ticker or Trading Symbol
NUVASIVE INC [NUVA]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President and COO
(Last)
(First)
(Middle)
7475 LUSK BLVD
3. Date of Earliest Transaction (Month/Day/Year)
03/07/2017
(Street)

SAN DIEGO, CA 92121
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 03/07/2017   M   97,375 A $ 34.82 142,336 (1) D  
Common Stock 03/07/2017   F   72,535 (2) D $ 74.63 69,801 (1) D  
Common Stock 03/08/2017   S   24,340 (3) D $ 74.21 (4) 45,461 (1) D  
Common Stock 03/08/2017   S   500 (3) D $ 74.8 (5) 44,961 (1) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Right to Buy) $ 34.82 03/07/2017   M     97,375   (6) 01/02/2019 Common Stock 97,375 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Hannon Jason
7475 LUSK BLVD
SAN DIEGO, CA 92121
      President and COO  

Signatures

 /s/ Nathaniel B. Sisitsky, Attorney-in-Fact for Jason M. Hannon   03/09/2017
**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 directly held by the Reporting Person. The Reporting Person also holds conditional rights to receive shares pursuant to previously disclosed Issuer equity awards.
(2) Payment of exercise price and tax liability by Issuer's withholding of shares incident to the respective option exercise.
(3) Sales effected pursuant to a 10b5-1 Trading Plan adopted by the Reporting Person, which is intended to comply with Rule 10b5-1.
(4) Weighted average sales price from sales transactions ranging from $73.71 to $74.70. Upon request by the Commission staff or a security holder of the Issuer, either the Issuer or the Reporting Person will undertake to provide full information regarding the number of shares sold at each separate price.
(5) Weighted average sales price from sales transactions ranging from $74.74 to $74.91. Upon request by the Commission staff or a security holder of the Issuer, either the Issuer or the Reporting Person will undertake to provide full information regarding the number of shares sold at each separate price.
(6) The option, representing a right to purchase a total of 97,375 shares, was granted on January 2, 2009 and is fully vested.

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