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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1. Name and Address of Reporting Person * Melamed Guy   2. Issuer Name and Ticker or Trading Symbol VARONIS SYSTEMS INC [VRNS] 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 VARONIS SYSTEMS, INC., 1250 BROADWAY, 29TH FLOOR 3. Date of Earliest Transaction (Month/Day/Year) 11/01/2017 (Street) NEW YORK, NY 10001 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, par value $0.001 per share 11/01/2017   M   208 A $ 22.01 95,491 D   Common Stock, par value $0.001 per share 11/01/2017   M   105 A $ 21 95,596 D   Common Stock, par value $0.001 per share 11/01/2017   M   84 A $ 21.66 95,680 D   Common Stock, par value $0.001 per share 11/01/2017   M   208 A $ 19.51 95,888 D   Common Stock, par value $0.001 per share 11/01/2017   S(1)   605 D $ 43.65 95,283 D   Common Stock, par value $0.001 per share 11/03/2017   M   2,688 A $ 39.86 97,971 D   Common Stock, par value $0.001 per share 11/03/2017   M   2,667 A $ 29.88 100,638 D   Common Stock, par value $0.001 per share 11/03/2017   S(1)   5,355 D $ 48 95,283 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

Stock Option (right to buy)

$ 22.01

11/01/2017

M

208

05/12/2015

05/12/2024

Common Stock

208

$ 0

729

D

Stock Option (right to buy)

$ 21

11/01/2017

M

105

08/07/2015

08/07/2024

Common Stock

105

$ 0

520

D

Stock Option (right to buy)

$ 21.66

11/01/2017

M

84

11/11/2015

11/11/2024

Common Stock

84

$ 0

541

D

Stock Option (right to buy)

$ 19.51

11/01/2017

M

208

05/11/2016

05/11/2025

Common Stock

208

$ 0

1,979

D

Stock Option (right to buy)

$ 39.86

11/03/2017

M

2,688

03/21/2015

03/21/2025

Common Stock

2,688

$ 0

312

D

Stock Option (right to buy)

$ 29.88

11/03/2017

M

2,667

02/20/2016

02/20/2025

Common Stock

2,677

$ 0

1,333

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Melamed Guy C/O VARONIS SYSTEMS, INC. 1250 BROADWAY, 29TH FLOOR NEW YORK, NY 10001			Chief Financial Officer

Signatures

/s/ Guy Melamed		11/03/2017
**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)	The sales reported in this Form 4 were effected pursuant to Rule 10b5-1 trading plans adopted by the reporting person on August 22, 2017.

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