Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026. | Not applicable. | Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026. | Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
Kingsley Lawrence D
Director·Direct
Exercise · Dispose
Restricted Stock UnitDerivative
Shares-257
Price-
Total Value$0
Shares Owned After0
Transaction DateMay 7, 2026
Footnotes ▸
Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026. | Not applicable. | Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026. | Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
Kingsley Lawrence D
Director·Direct
Exercise · Acquire
Common Stock
Shares+82
Price$0.00
Total Value$0
Shares Owned After9.57K
Transaction DateMay 7, 2026
Post-Transaction Holdings
Kingsley Lawrence D
Security
Shares
Change
Common Stock
9.49K
+339 (3.71%)
Restricted Stock Unit
0
-339 (-100.00%)
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-05-07
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
--- Reporting Owner ---
Name: Kingsley Lawrence D
CIK: 0001301427
Role: Director
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-05-07 | Code: M (Exercise of derivative)
Shares: +257 | Price: $0.00
Shares Owned After: 9,486 | Ownership: D (Direct)
[Transaction #2]
Security: Common Stock
Date: 2026-05-07 | Code: M (Exercise of derivative)
Shares: +82 | Price: $0.00
Shares Owned After: 9,568 | Ownership: D (Direct)
--- Derivative Transactions ---
[Transaction #1]
Security: Restricted Stock Unit
Date: 2026-05-07 | Code: M (Exercise of derivative)
Shares: -257
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F1] Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
[F2] Not applicable.
[F1] Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
[F1] Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
[Transaction #2]
Security: Restricted Stock Unit
Date: 2026-05-07 | Code: M (Exercise of derivative)
Shares: -82
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F1] Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
[F2] Not applicable.
[F1] Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
[F1] Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
--- Footnotes (Complete Index) ---
F1: Each restricted stock unit represents a contingent right to receive one share of Issuer common stock that vested in one installment on May 7, 2026.
F2: Not applicable.
--- Signature ---
/s/ /s/ Lily J. Lu, Attorney-in-Fact for Lawrence D. Kingsley (2026-05-11)
