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 *
  CHADBOURNE JEFFERY D
 2. Date of Event Requiring Statement (Month/Day/Year)
05/10/2013		 3. Issuer Name and Ticker or Trading Symbol
IDEXX LABORATORIES INC /DE [IDXX]
(Last)
(First)
(Middle)
ONE IDEXX DRIVE		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
PRINCIPAL ACCOUNTING OFFICER
 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 36
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
Restricted Stock Unit   (1)   (1) Common Stock 226 $ (1) D  
Incentive Stock Option (right to buy)   (2) 02/13/2019 Common Stock 939 $ (2) D  
Restricted Stock Unit   (3)   (3) Common Stock 295 $ (3) D  
Incentive Stock Option (right to buy)   (4) 02/13/2020 Common Stock 1,016 $ (4) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
CHADBOURNE JEFFERY D
ONE IDEXX DRIVE
WESTBROOK, ME 04092		       PRINCIPAL ACCOUNTING OFFICER  

Signatures

Ann E. Nolan, Attorney-in-Fact for Jeffery D. Chadbourne 05/20/2013
**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) Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. The restricted stock units vest in five equal annual installments, beginning on the first anniversary date (02/14/2013) of the date of grant.
(2) Grant of options to buy shares of common stock that vest in five equal annual installments, beginning on the first anniversary date (02/14/2013) of the date of grant.
(3) Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. The restricted stock units vest in five equal annual installments, beginning on the first anniversary date (02/14/2014) of the date of grant.
(4) Grant of options to buy shares of common stock that vest in five equal annual installments, beginning on the first anniversary date (02/14/2014) of the date of grant.

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