Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Underberg Sharon E.

2. Date of Event Requiring Statement (MM/DD/YYYY) 3/1/2019

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 /

(Street)

WESTBROOK, ME 04092

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

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

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		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)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Non-Qualified Stock Option (right-to-buy)	⁽²⁾	2/13/2029	Common Stock	54.50	$206.94	D
Incentive Stock Option (right-to-buy)	⁽²⁾	2/13/2029	Common Stock	2415	$206.94	D
Restricted Stock Unit	⁽³⁾	⁽³⁾	Common Stock	2416	⁽⁴⁾	D

Explanation of Responses:
(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.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	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		3/8/2019
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	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).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.