IDEXX LABORATORIES INC /DE (IDXX) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: IDEXX LABORATORIES INC /DE (IDXX) CIK: 0000874716 --- Reporting Owner --- Name: FENNELL GEORGE CIK: 0001521861 Role: Officer (Executive Vice President) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-01 | Code: M (Exercise of derivative) Shares: +639 | Price: $0.00 Shares Owned After: 10,717 | Ownership: D (Direct) [Transaction #2] Security: Common Stock Date: 2026-06-01 | Code: F (Payment of exercise/tax) Shares: -284 | Price: $566.79 Total Value: $160,968.36 Shares Owned After: 10,433 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Restricted Stock Unit Date: 2026-06-01 | Code: M (Exercise of derivative) Shares: -639 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 and vested in one installment on June 1, 2026. [F2] Not applicable. [F1] Each Restricted Stock Unit represents a contingent right to receive one share of Issuer common stock and vested in one installment on June 1, 2026. [F1] Each Restricted Stock Unit represents a contingent right to receive one share of Issuer common stock and vested in one installment on June 1, 2026. --- Footnotes (Complete Index) --- F1: Each Restricted Stock Unit represents a contingent right to receive one share of Issuer common stock and vested in one installment on June 1, 2026. F2: Not applicable. --- Signature --- /s/ /s/ Lily J. Lu, Attorney-in-Fact for George Fennell (2026-06-02)