Sharon E. Underberg - 08 Aug 2025 Form 4 Insider Report for IDEXX LABORATORIES INC /DE (IDXX)

Signature
/s/ Lily J. Lu, Attorney-in-Fact for Sharon E. Underberg
Issuer symbol
IDXX
Transactions as of
08 Aug 2025
Net transactions value
-$2,323,830
Form type
4
Filing time
12 Aug 2025, 17:00:39 UTC
Previous filing
18 Feb 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Underberg Sharon E. EVP, GC & Corporate Secretary ONE IDEXX DRIVE, WESTBROOK /s/ Lily J. Lu, Attorney-in-Fact for Sharon E. Underberg 12 Aug 2025 0001630353

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction IDXX Common Stock Options Exercise $1,127,823 +5,450 +89% $206.94 11,606 08 Aug 2025 Direct F1
transaction IDXX Common Stock Sale $3,551,220 -5,450 -47% $651.60 6,156 08 Aug 2025 Direct
transaction IDXX Common Stock Options Exercise $99,567 +183 +3% $544.08 6,339 12 Aug 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction IDXX Non-Qualified Stock Option (right-to-buy) Options Exercise $0 -5,450 -100% $0.000000 0 08 Aug 2025 Common Stock 5,450 $206.94 Direct F2
transaction IDXX Incentive Stock Option (right-to-buy) Options Exercise $0 -183 -100% $0.000000 0 12 Aug 2025 Common Stock 183 $544.08 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes a total of 28.7090 shares purchased under the Issuer Employee Stock Purchase Plan on March 31, 2025 and June 30, 2025.
F2 Grant of option to buy shares of Issuer common stock that became exercisable in four annual installments beginning on February 14, 2020.
F3 Grant of option to buy shares of Issuer common stock that became exercisable in one installment on February 14, 2025.