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 * CHANG PETER L   2. Issuer Name and Ticker or Trading Symbol NOVANTA INC [NOVT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) CAO-Corporate Controller (Last) (First) (Middle) C/O NOVANTA INC., 125 MIDDLESEX TURNPIKE 3. Date of Earliest Transaction (Month/Day/Year) 02/21/2019 (Street) BEDFORD, MA 01730 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 02/22/2019   M   928 A $ 78.58 37,060 D   Common Stock 02/22/2019   F   462 D $ 78.58 36,598 D   Common Stock 02/25/2019   S(1)   10,000 D $ 80 26,598 D   Common Stock 02/25/2019   M   3,636 A $ 78.96 30,234 D   Common Stock 02/25/2019   F   1,618 D $ 78.96 28,616 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

Restricted Stock Units (2)

(2)

02/22/2019

M

928

(2)(3)

(2)(3)

Common Stock

928

$ 0

1,858

D

Restricted Stock Units (2)

(2)

02/25/2019

M

3,636

(2)(4)

(2)(4)

Common Stock

3,636

$ 0

0

D

Restricted Stock Units (2)

(2)

02/21/2019

A

2,588

(2)(5)

(2)(5)

Common Stock

2,588

$ 0

2,588

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
CHANG PETER L C/O NOVANTA INC. 125 MIDDLESEX TURNPIKE BEDFORD, MA 01730			CAO-Corporate Controller

Signatures

/s/ Joanna Tow, Attorney-In-Fact		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)	The sale reported in this Form 4 was effected pursuant to a pre-established Rule 10b5-1 trading plan adopted by the reporting person on December 6, 2018.
(2)	Each Restricted Stock Unit represents the right to receive one Novanta Inc. common share upon vesting of such Restricted Stock Unit.
(3)	The Restricted Stock Units vest in three equal annual installments on February 22, 2019, February 22, 2020 and February 22, 2021.
(4)	The Restricted Stock Units vest in three equal annual installments on February 24, 2017, February 24, 2018 and February 24, 2019.
(5)	The Restricted Stock Units vest in three equal annual installments on February 21, 2020, February 21, 2021 and February 21, 2022.
Remarks: Power of Attorney on file

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