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 * Heasley Timothy J   2. Issuer Name and Ticker or Trading Symbol Synacor, Inc. [SYNC] 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) C/O SYNACOR, INC., 40 LA RIVIERE DRIVE, SUITE 300 3. Date of Earliest Transaction (Month/Day/Year) 02/24/2019 (Street) BUFFALO, NY 14202 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

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 purchase)

$ 1.76

02/24/2019

A

25,000

(1)

02/23/2029

Common Stock

25,000

$ 0

25,000

D

Employee Restricted Stock Units

(2)

02/24/2019

A

30,000

(3)

(3)

Common Stock

30,000

$ 0

30,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Heasley Timothy J C/O SYNACOR, INC. 40 LA RIVIERE DRIVE, SUITE 300 BUFFALO, NY 14202			Chief Financial Officer

Signatures

/s/ Timothy J. Heasley		02/26/2019
**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)	100% of the option is exercisable on the date of grant. Shares purchased upon exercise of the option are subject to repurchase by the Issuer until vested. 25% of the shares subject to the option vest on May 22, 2019 and an additional 1/48th of the shares subject to the option will vest each month thereafter, subject to the Reporting Person's continuous service through such dates.
(2)	Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.
(3)	The restricted stock units vest in six equal semi-annual installments beginning August 24, 2019, subject to the Reporting Person's continuous service through each such vesting date. Vested stock units will be settled on the first Permissible Trading Day (as defined in the Reporting Person's stock unit agreement) that occurs on or after the day when such stock units vest.

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