IDEXX LABORATORIES INC /DE — Director's Dealing 2022

May 23, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2022-05-20

Reporting Person: MAZELSKY JONATHAN JAY (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-05-20	Common Stock	M	706	$141.60	Acquired	51300.6426	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2022-05-20	Incentive Stock Option (right-to-buy)	$141.60	M	706	Disposed	2027-02-13	Common Stock (706)	Direct

Footnotes

F1: Includes 9 shares purchased under the Issuer's Employee Stock Purchase Plan on March 31, 2022.

F2: Grant of option to buy 706 shares of IDEXX Laboratories, Inc. common stock that vested in one installment on February 14, 2022.

F3: Not applicable.