IDXX

SEC source: 0001567619-22-010579 · doc1.xml · derivative · entry 4

SZOSTAK M ANNE · CIK 0001094176 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 945

Underlying: Common Stock · 945 shares

Expires 2032-05-10

F6 · price: Not applicable.

F3 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010579 · doc1.xml · nonDerivative · entry 1

SZOSTAK M ANNE · CIK 0001094176 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 224

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-010578 · doc1.xml · derivative · entry 4

ESSIG STUART · CIK 0001187574 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 344

Underlying: Common Stock · 224 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F4 · price: Not applicable.

F3 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F3 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

SEC source: 0001567619-22-010578 · doc1.xml · derivative · entry 3

ESSIG STUART · CIK 0001187574 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 568

Underlying: Common Stock · 344 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F4 · price: Not applicable.

F2 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F2 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010578 · doc1.xml · derivative · entry 2

ESSIG STUART · CIK 0001187574 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 945

Underlying: Common Stock · 945 shares

Expires 2032-05-10

F4 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010578 · doc1.xml · nonDerivative · entry 1

ESSIG STUART · CIK 0001187574 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,373

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-010574 · doc1.xml · derivative · entry 8

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 464

Underlying: Common Stock · 78 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F5 · price: Not applicable.

F4 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F4 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

SEC source: 0001567619-22-010574 · doc1.xml · derivative · entry 7

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 542

Underlying: Common Stock · 224 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F5 · price: Not applicable.

F4 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F4 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

SEC source: 0001567619-22-010574 · doc1.xml · derivative · entry 6

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 766

Underlying: Common Stock · 120 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F3 · shares: Additional grant made pursuant to reporting person's role as Non-Executive Board Chair.

F5 · price: Not applicable.

F2 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F2 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010574 · doc1.xml · derivative · entry 5

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 646

Underlying: Common Stock · 344 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F5 · price: Not applicable.

F2 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F2 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010574 · doc1.xml · derivative · entry 4

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,274

Underlying: Common Stock · 329 shares

Expires 2032-05-11

F3 · shares: Additional grant made pursuant to reporting person's role as Non-Executive Board Chair.

F5 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010574 · doc1.xml · derivative · entry 3

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 945

Underlying: Common Stock · 945 shares

Expires 2032-05-10

F5 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010574 · doc1.xml · nonDerivative · entry 2

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,080

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-010574 · doc1.xml · nonDerivative · entry 1

Kingsley Lawrence D · CIK 0001301427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,002

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-010573 · doc1.xml · derivative · entry 2

JUNIUS DANIEL M · CIK 0001094159 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 945

Underlying: Common Stock · 945 shares

Expires 2032-05-10

F3 · price: Not applicable.

F2 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010573 · doc1.xml · derivative · entry 1

JUNIUS DANIEL M · CIK 0001094159 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 344

Underlying: Common Stock · 344 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These deferred stock units vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier, and by default are payable as common stock as soon as practicable following the date of the Director's resignation from the Board of Directors.

F3 · price: Not applicable.

F1 · derivative.exercise_date: Each deferred stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These deferred stock units vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier, and by default are payable as common stock as soon as practicable following the date of the Director's resignation from the Board of Directors.

F1 · derivative.expiration_date: Each deferred stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These deferred stock units vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier, and by default are payable as common stock as soon as practicable following the date of the Director's resignation from the Board of Directors.

SEC source: 0001567619-22-010571 · doc1.xml · derivative · entry 2

COLLINS Asha · CIK 0001832272 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 344

Underlying: Common Stock · 344 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F3 · price: Not applicable.

F2 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F2 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010571 · doc1.xml · derivative · entry 1

COLLINS Asha · CIK 0001832272 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 945

Underlying: Common Stock · 945 shares

Expires 2032-05-10

F3 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010569 · doc1.xml · derivative · entry 5

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 344

Underlying: Common Stock · 224 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F4 · price: Not applicable.

F3 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

F3 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. These restricted stock units vested in in one installment on the one year anniversary of the date of grant or on the date of the 2022 annual meeting of shareholders, whichever event was earlier.

SEC source: 0001567619-22-010569 · doc1.xml · derivative · entry 4

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 568

Underlying: Common Stock · 344 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F4 · price: Not applicable.

F2 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

F2 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. Restricted stock units vest in in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010569 · doc1.xml · derivative · entry 3

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 945

Underlying: Common Stock · 945 shares

Expires 2032-05-10

F4 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2023 annual meeting of shareholders, whichever event is earlier.

SEC source: 0001567619-22-010569 · doc1.xml · nonDerivative · entry 1

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 630,420

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-009426 · doc1.xml · nonDerivative · entry 1

JUNIUS DANIEL M · CIK 0001094159 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,934

F1 · shares: Represents deferred stock units acquired pursuant to the IDEXX Laboratories, Inc. Director Deferred Compensation Plan (the "Plan") in accordance with Rule 16b-3. The number of deferred stock units, rounded up or down to the nearest whole unit, is determined by dividing the amount of cash compensation deferred pursuant to the Plan ($6,562.50) by the closing price of IDEXX Laboratories, Inc. common stock on the date of the deferral, or if no such price is reported for that date, the closing price for the next preceding date for which such price was reported. Each deferred stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. The deferred stock units vest immediately upon grant and are payable only as common stock as soon as practicable following the Director's resignation from the Board of Directors or on such other nondiscretionary and objectively determinable date(s) selected in accordance with the terms of the Plan.

SEC source: 0001567619-22-006475 · doc1.xml · nonDerivative · entry 1

MAZELSKY JONATHAN JAY · CIK 0001556270 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,585.6426

SEC source: 0001567619-22-005670 · doc1.xml · derivative · entry 4

TWIGGE GIOVANI · CIK 0001500399 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,784

Underlying: Common Stock · 1,893 shares

Expires 2030-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Not applicable.

F2 · derivative.exercise_date: Grant of option to buy 7,570 shares of Issuer common stock that vest in four annual installments beginning February 14, 2021.

SEC source: 0001567619-22-005670 · doc1.xml · derivative · entry 3

TWIGGE GIOVANI · CIK 0001500399 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 706 shares

Expires 2027-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy 706 shares of Issuer common stock that vested in one installment on February 14, 2022.

SEC source: 0001567619-22-005670 · doc1.xml · nonDerivative · entry 2

TWIGGE GIOVANI · CIK 0001500399 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,329.478

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-005670 · doc1.xml · nonDerivative · entry 1

TWIGGE GIOVANI · CIK 0001500399 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,436.478

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-005274 · doc1.xml · derivative · entry 5

Turner Kathy V · CIK 0001740719 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 706 shares

Expires 2027-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · price: Not applicable.

F3 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that became exercisable in one installment on February 14, 2022.

SEC source: 0001567619-22-005274 · doc1.xml · derivative · entry 4

Turner Kathy V · CIK 0001740719 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,474 shares

Expires 2026-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · price: Not applicable.

F2 · derivative.exercise_date: Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that became exercisable in one installment on February 14, 2021.

SEC source: 0001567619-22-005274 · doc1.xml · nonDerivative · entry 2

Turner Kathy V · CIK 0001740719 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,886.3869

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-005274 · doc1.xml · nonDerivative · entry 1

Turner Kathy V · CIK 0001740719 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,180.3869

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-005273 · doc1.xml · derivative · entry 3

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 706 shares

Expires 2027-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy 706 shares of IDEXX Laboratories, Inc. common stock that became exercisable in one installment on February 14, 2022.

SEC source: 0001567619-22-005273 · doc1.xml · nonDerivative · entry 1

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 630,196

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-005125 · doc1.xml · derivative · entry 2

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 966

Underlying: Common Stock · 483 shares

Expires 2029-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy shares of Issuer common stock that becomes exercisable in five annual installments beginning February 14, 2020.

SEC source: 0001567619-22-005125 · doc1.xml · nonDerivative · entry 1

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,986.9949

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-004967 · doc1.xml · derivative · entry 3

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 706 shares

Expires 2027-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Not applicable.

F1 · derivative.exercise_date: Grant of option to buy 706 shares of IDEXX Laboratories, Inc. common stock that vested in one installment on February 14, 2022.

SEC source: 0001567619-22-004967 · doc1.xml · nonDerivative · entry 1

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,153.6426

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-004965 · doc1.xml · nonDerivative · entry 2

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 629,490

SEC source: 0001567619-22-004789 · doc1.xml · derivative · entry 10

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,503

Underlying: Common Stock · 138 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2022.

F8 · price: Not applicable.

F7 · derivative.exercise_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2022.

F7 · derivative.expiration_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2022.

SEC source: 0001567619-22-004789 · doc1.xml · derivative · entry 9

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,641

Underlying: Common Stock · 217 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2021.

F8 · price: Not applicable.

F6 · derivative.exercise_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2021.

F6 · derivative.expiration_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2021.

SEC source: 0001567619-22-004789 · doc1.xml · derivative · entry 8

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,858

Underlying: Common Stock · 483 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2020.

F8 · price: Not applicable.

F5 · derivative.exercise_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2020.

F5 · derivative.expiration_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2020.

SEC source: 0001567619-22-004789 · doc1.xml · derivative · entry 7

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,341

Underlying: Common Stock · 692 shares

Expires not disclosed

F4 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2023.

F8 · price: Not applicable.

F4 · derivative.exercise_date: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2023.

F4 · derivative.expiration_date: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2023.

SEC source: 0001567619-22-004789 · doc1.xml · derivative · entry 6

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 197

Underlying: Common Stock · 197 shares

Expires 2032-02-13

F8 · price: Not applicable.

F3 · derivative.exercise_date: Grant of option to buy shares of Issuer common stock that becomes exercisable in one installment on the fourth anniversary of the date of grant.

SEC source: 0001567619-22-004789 · doc1.xml · derivative · entry 5

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,917

Underlying: Common Stock · 5,917 shares

Expires 2032-02-13

F8 · price: Not applicable.

F2 · derivative.exercise_date: Grant of option to buy shares of Issuer common stock that becomes exercisable in four annual installments beginning February 14, 2023.

SEC source: 0001567619-22-004789 · doc1.xml · nonDerivative · entry 4

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,503.9949

SEC source: 0001567619-22-004789 · doc1.xml · nonDerivative · entry 3

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,756.9949

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-004789 · doc1.xml · nonDerivative · entry 2

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,618.9949

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001567619-22-004789 · doc1.xml · nonDerivative · entry 1

Underberg Sharon E. · CIK 0001630353 · EVP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,401.9949

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes a total of 40.9949 shares acquired under the IDEXX Laboratories, Inc. Employee Stock Purchase Plan on March 31, 2021, June 30, 2021, September 30, 2021 and December 31, 2021.

SEC source: 0001567619-22-004787 · doc1.xml · derivative · entry 15

Turner Kathy V · CIK 0001740719 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,525

Underlying: Common Stock · 87 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F10 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2022.

F11 · price: Not applicable.

F10 · derivative.exercise_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2022.

F10 · derivative.expiration_date: Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2022.