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 * TWIGGE GIOVANI   2. Issuer Name and Ticker or Trading Symbol IDEXX LABORATORIES INC /DE [IDXX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) CORPORATE VICE PRESIDENT (Last) (First) (Middle) IDEXX LABORATORIES, INC., ONE IDEXX DRIVE 3. Date of Earliest Transaction (Month/Day/Year) 02/14/2019 (Street) WESTBROOK, ME 04092 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 02/14/2019   M   282 A $ 0 17,975 D   Common Stock 02/14/2019   M   345 A $ 0 18,320 D   Common Stock 02/14/2019   M   405 A $ 0 18,725 D   Common Stock 02/14/2019   M   212 A $ 0 18,937 D   Common Stock 02/14/2019   M   169 A $ 0 19,106 D   Common Stock 02/14/2019   F   428 D $ 206.94 18,678 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
Non-Qualified Stock Option (right-to-buy)	$ 206.94	02/14/2019		M		7,186		(1)	02/13/2029	Common Stock	7,186	(9)	7,186	D
Incentive Stock Option (right-to-buy)	$ 206.94	02/14/2019		M		483		(2)	02/13/2029	Common Stock	483	(9)	483	D
Restricted Stock Unit	(3)	02/14/2019		M		785		(3)	(3)	Common Stock	785	(9)	4,596	D
Restricted Stock Unit	(4)	02/14/2019		M			282	(4)	(4)	Common Stock	282	(9)	4,314	D
Restricted Stock Unit	(5)	02/14/2019		M			345	(5)	(5)	Common Stock	345	(9)	3,969	D
Restricted Stock Unit	(6)	02/14/2019		M			405	(6)	(6)	Common Stock	405	(9)	3,564	D
Restricted Stock Unit	(7)	02/14/2019		M			212	(7)	(7)	Common Stock	212	(9)	3,352	D
Restricted Stock Unit	(8)	02/14/2019		M			169	(8)	(8)	Common Stock (9)	169	(9)	3,183	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
TWIGGE GIOVANI IDEXX LABORATORIES, INC. ONE IDEXX DRIVE WESTBROOK, ME 04092			CORPORATE VICE PRESIDENT

Signatures

/s/ Lily J. Lu, Attorney-in-Fact for Giovani Twigge		02/19/2019
**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)	Grant of option to buy shares of Issuer common stock that becomes exercisable in five annual installments beginning February 14, 2020.
(2)	Grant of option to buy shares of Issuer common stock that becomes exercisable on the fifth anniversary of the date of grant.
(3)	Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2020.
(4)	Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vested in five annual installments, beginning February 14, 2015. The number of RSUs have been adjusted to reflect the 2-for-1 stock split of Issuer common stock that occurred on June 15, 2015 (the "Stock Split").
(5)	Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2016 and has been adjusted to reflect the Stock Split.
(6)	Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2017.
(7)	6. Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2018..
(8)	6. Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2019.
(9)	Not applicable.

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