| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Emerson Andrew | EVP, CFO and Treasurer | ONE IDEXX DRIVE, WESTBROOK | /s/ Lily J. Lu, Attorney-in-Fact for Andrew Emerson | 11 Aug 2025 | 0002058587 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IDXX | Common Stock | Options Exercise | $261,818 | +1,849 | +76% | $141.60 | 4,273 | 07 Aug 2025 | Direct | F1 |
| transaction | IDXX | Common Stock | Tax liability | $261,324 | -402 | -9.4% | $650.06 | 3,871 | 07 Aug 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IDXX | Incentive Stock Option (right-to-buy) | Options Exercise | -1,849 | -100% | 0 | 07 Aug 2025 | Common Stock | 1,849 | $141.60 | Direct | F2, F3 |
| Id | Content |
|---|---|
| F1 | Includes a total of 27.3420 shares purchased under the Issuer Employee Stock Purchase Plan on March 31, 2025 and June 30, 2025. |
| F2 | Grant of option to buy 1,849 shares of Issuer common stock that vested on February 14, 2022. |
| F3 | Not applicable. |