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 *
AYERS JONATHAN W
  2. Issuer Name and Ticker or Trading Symbol
IDEXX LABORATORIES INC /DE [IDXX] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
ONE IDEXX DRIVE		 3. Date of Earliest Transaction (Month/Day/Year)
05/06/2024
(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 05/06/2024   M   257 A $ 0 265,651 D  
Common Stock               302,179 I by Jonathan W. Ayers 2022 GRAT (1)
Common Stock               10,000 I by Ayers Family Trust

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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) $ 476.87 05/06/2024   A   609     (2) 05/05/2034 Common Stock 609 $ 0 609 D  
Restricted Stock Unit (3) 05/06/2024   A   262     (3)   (3) Common Stock 262 $ 0 262 D  
Restricted Stock Unit (4) 05/06/2024   M     257   (4)   (4) Common Stock 257 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
AYERS JONATHAN W
ONE IDEXX DRIVE
WESTBROOK, ME 04092		   X      

Signatures

 /s/ Lily J. Lu, Attorney-in-Fact for Jonathan W. Ayers   05/08/2024
**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 reporting person is the grantor and trustee of the Jonathan W. Ayers 2022 GRAT (the 'GRAT'). The GRAT is irrevocable, and the reporting person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
(2) Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2025 annual meeting of shareholders, whichever event is earlier.
(3) Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2025 annual meeting of shareholders, whichever event is earlier.
(4) Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2024 annual meeting of shareholders, whichever event was earlier.

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