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 *
  Underberg Sharon E.
 2. Date of Event Requiring Statement (Month/Day/Year)
03/01/2019		 3. Issuer Name and Ticker or Trading Symbol
IDEXX LABORATORIES INC /DE [IDXX]
(Last)
(First)
(Middle)
C/O IDEXX LABORATORIES, INC.		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
CVP, General Counsel & Sec
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

WESTBROOK, ME 04092		 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)
Common Stock 0 (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
Non-Qualified Stock Option (right-to-buy)   (2) 02/13/2029 Common Stock 54.5 $ 206.94 D  
Incentive Stock Option (right-to-buy)   (2) 02/13/2029 Common Stock 2,415 $ 206.94 D  
Restricted Stock Unit   (3)   (3) Common Stock 2,416 $ (4) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Underberg Sharon E.
C/O IDEXX LABORATORIES, INC.
WESTBROOK, ME 04092		       CVP, General Counsel & Sec  

Signatures

/s/ Sharon E. Underberg 03/08/2019
**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) The reporting person was elected Corporate Vice President, General Counsel and Secretary effective March 1, 2019.
(2) Grant of option to buy shares of Issuer common stock that becomes exercisable in five annual installments beginning February 14, 2020.
(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) Not applicable.

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