IDXX

SEC source: 0001567619-20-019111 · doc1.xml · nonDerivative · entry 1

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 716,178

F1 · price: Represents the weighted average price of the shares sold ranging from a low of $466.732 to a high of $467.165 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018873 · doc1.xml · nonDerivative · entry 1

Hunt Nimrata · CIK 0001800619 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,571

F1 · balance_after: Includes 17 shares acquired under the IDEXX Laboratories, Inc. Employee Stock Purchase Plan on September 30, 2020.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 23

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 716,461

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 22

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 716,861

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 21

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 717,061

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 20

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 717,086

F17 · price: Represents the weighted average price of the shares sold ranging from a low of $469.94 to a high of $470.935 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 19

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 718,251

F16 · price: Represents the weighted average price of the shares sold ranging from a low of $468.12 to a high of $468.763 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 18

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 719,776

F15 · price: Represents the weighted average price of the shares sold ranging from a low of $467.08 to a high of $467.97 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 17

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 724,783

F14 · price: Represents the weighted average price of the shares sold ranging from a low of $465.79 to a high of $466.56 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 16

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 727,042

F13 · price: Represents the weighted average price of the shares sold ranging from a low of $464.66 to a high of $465.65 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 15

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 730,749

F12 · price: Represents the weighted average price of the shares sold ranging from a low of $463.325 to a high of $463.86 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 16

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,545

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 15

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,145

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 14

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,445

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 13

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,592

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 12

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,692

F11 · price: Represents the weighted average price of the shares sold ranging from a low of $469.31 to a high of $470.25 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 11

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,938

F10 · price: Represents the weighted average price of the shares sold ranging from a low of $468.04 to a high of $468.95 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,147

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,447

F9 · price: Represents the weighted average price of the shares sold ranging from a low of $475.04 to a high of $475.33 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,647

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,894

F8 · price: Represents the weighted average price of the shares sold ranging from a low of $471.17 to a high of $472.10 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,158

F7 · price: Represents the weighted average price of the shares sold ranging from a low of $469.96 to a high of $470.62 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,872

F6 · price: Represents the weighted average price of the shares sold ranging from a low of $468.796 to a high of $468.966 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,272

F5 · price: Represents the weighted average price of the shares sold ranging from a low of $467.30 to a high of $468.29 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,582

F4 · price: Represents the weighted average price of the shares sold ranging from a low of $465.79 to a high of $466.06 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,689

F3 · price: Represents the weighted average price of the shares sold ranging from a low of $464.628 to a high of $465.55 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018938 · doc1.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,996

F2 · price: Represents the weighted average price of the shares sold ranging from a low of $463.195 to a high of $463.59 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

F1 · balance_after: Includes 18 shares acquired under the IDEXX Laboratories, Inc. Employee Stock Purchase Plan on September 30, 2020.

SEC source: 0001567619-20-019311 · doc1.xml · nonDerivative · entry 2

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 689,746

SEC source: 0001567619-20-018871 · doc1.xml · derivative · entry 17

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 36,216 shares

Expires 2025-02-13

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.

F16 · price: Not applicable.

F15 · derivative.exercise_date: Grant of option to buy 18,108 shares of IDEXX Laboratories, Inc. common stock that became exercisable in five annual installments beginning on February 14, 2016 without giving effect to the 2-for-1 stock split of IDEXX Laboratories, Inc. common stock that occurred on June 15, 2015 (the "Stock Split"). The number of derivative securities reported as beneficially owned with respect to this option and its exercise price were adjusted to reflect the Stock Split.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 15

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,700

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 14

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,900

F14 · price: Represents the weighted average price of the shares sold ranging from a low of $480.17 to a high of $480.53 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 13

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,466

F13 · price: Represents the weighted average price of the shares sold ranging from a low of $479.14 to a high of $480.135 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 12

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,000

F12 · price: Represents the weighted average price of the shares sold ranging from a low of $476.785 to a high of $477.25 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 11

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,390

F11 · price: Represents the weighted average price of the shares sold ranging from a low of $475.70 to a high of $476.51 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 10

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,986

F10 · price: Represents the weighted average price of the shares sold ranging from a low of $474.63 to a high of $475.63 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 9

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,460

F9 · price: Represents the weighted average price of the shares sold ranging from a low of $473.5275 to a high of $474.46 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 8

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,704

F8 · price: Represents the weighted average price of the shares sold ranging from a low of $472.46 to a high of $473.46 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 7

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,111

F7 · price: Represents the weighted average price of the shares sold ranging from a low of $471.44 to a high of $472.34 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 6

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,218

F6 · price: Represents the weighted average price of the shares sold ranging from a low of $470.43 to a high of $471.43 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 5

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,711

F5 · price: Represents the weighted average price of the shares sold ranging from a low of $469.40 to a high of $470.37 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 4

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,561

F4 · price: Represents the weighted average price of the shares sold ranging from a low of $468.39 to a high of $469.39 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 3

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,178

F3 · price: Represents the weighted average price of the shares sold ranging from a low of $467.38 to a high of $468.38 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 2

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,516

F2 · price: Represents the weighted average price of the shares sold ranging from a low of $466.36 to a high of $467.31 per share. The undersigned undertakes, upon a request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018871 · doc1.xml · nonDerivative · entry 1

MCKEON BRIAN P · CIK 0001219445 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,916

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 18 shares acquired under the IDEXX Laboratories, Inc. Employee Stock Purchase Plan on September 30, 2020 and excludes 28,050 shares previously owned directly which were contributed to the Estony McKeon Family, LLC on August 21, 2020.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 14

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 731,595

F11 · price: Represents the weighted average price of the shares sold ranging from a low of $480.45 to a high of $480.63 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 13

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 731,895

F10 · price: Represents the weighted average price of the shares sold ranging from a low of $479.37 to a high of $479.87 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 12

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 732,295

F9 · price: Represents the weighted average price of the shares sold ranging from a low of $476.36 to a high of $477.31 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 11

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 732,602

F8 · price: Represents the weighted average price of the shares sold ranging from a low of $475.24 to a high of $476.24 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 10

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 734,502

F7 · price: Represents the weighted average price of the shares sold ranging from a low of $474.10 to a high of $475.06 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001567619-20-018870 · doc1.xml · nonDerivative · entry 9

AYERS JONATHAN W · CIK 0001184149 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 734,709

F6 · price: Represents the weighted average price of the shares sold ranging from a low of $473.00 to a high of $473.97 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.