Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  Meggs Jason M.
2. Date of Event Requiring Statement (Month/Day/Year)
02/21/2018
3. Issuer Name and Ticker or Trading Symbol
Syneos Health, Inc. [SYNH]
(Last)
(First)
(Middle)
C/O SYNEOS HEALTH, INC., 3201 BEECHLEAF COURT, SUITE 600
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP and Interim CFO
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

RALEIGH, NC 27604
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 Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Class A Common Stock 34,797 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy Class A Common Stock)   (2) 07/29/2025 Class A Common Stock 2,108 $ 43.16 D  
Stock Option (Right to Buy Class A Common Stock)   (3) 01/19/2026 Class A Common Stock 2,600 $ 42.88 D  
Stock Option (Right to Buy Class A Common Stock)   (4) 11/01/2026 Class A Common Stock 620 $ 46 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Meggs Jason M.
C/O SYNEOS HEALTH, INC.
3201 BEECHLEAF COURT, SUITE 600
RALEIGH, NC 27604
      EVP and Interim CFO  

Signatures

/s/ Donald R. Reynolds, Attorney-in-Fact 03/02/2018
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Includes (i) 1,054 shares of restricted stock units ("RSUs") that vest 527 shares on each of July 29, 2018 and July 29, 2019; (ii) 866 shares of RSUs that vest 433 shares on each of January 19, 2019 and January 19, 2020; (iii) 232 shares of RSUs that vest 78 shares on November 1, 2018 and 77 shares on each of November 1, 2019 and November 2, 2020; (iv) 2,555 shares of RSUs that vest 1,278 shares on January 27, 2019 and 1,277 shares on January 27, 2020; and (v) 26,490 shares of RSUs that vest 8,830 shares on each of February 15, 2019, 2020 and 2021, subject to continued employment.
(2) The shares subject to this option vest in four equal annual installments beginning on July 29, 2016 subject to continued employment.
(3) The shares subject to this option vest in four equal annual installments beginning on January 19, 2017 subject to continue employment.
(4) The shares subject to this option vest in four equal annual installments beginning on November 1, 2017 subject to continued employment.

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