IDEXX LABS INC

Ticker: IDXX CUSIP: 45168D104 Class: COM

CHILTON INVESTMENT CO INC.'s Holding History (CIK: 0001332632)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 15,060 Value ($000) $10,189 Avg Close $681.02 Range $600.57 - $769.98

Q3 2025

Shares 15,032 Value ($000) $9,604 Avg Close $606.98 Range $506.91 - $688.12

Q2 2025

Shares 15,583 Value ($000) $8,358 Avg Close $478.19 Range $356.14 - $537.47

Q1 2025

Shares 18,832 Value ($000) $7,908 Avg Close $434.21 Range $404.60 - $474.67

Q4 2024

Shares 23,679 Value ($000) $9,790 Avg Close $438.63 Range $398.50 - $505.52

Q3 2024

Shares 23,822 Value ($000) $12,035 Avg Close $485.80 Range $446.28 - $530.60

Q2 2024

Shares 24,227 Value ($000) $11,803 Avg Close $502.03 Range $462.00 - $548.88

Q1 2024

Shares 24,267 Value ($000) $13,102 Avg Close $546.49 Range $507.61 - $583.39

Q4 2023

Shares 24,253 Value ($000) $13,462 Avg Close $469.47 Range $372.50 - $568.30

Q3 2023

Shares 24,291 Value ($000) $10,622 Avg Close $498.67 Range $430.81 - $564.74

Q2 2023

Shares 24,332 Value ($000) $12,220 Avg Close $479.21 Range $446.00 - $506.56

Q1 2023

Shares 24,332 Value ($000) $12,168 Avg Close $478.56 Range $399.27 - $515.79

Q4 2022

Shares 24,655 Value ($000) $10,058 Avg Close $388.17 Range $317.06 - $448.01

Q3 2022

Shares 25,295 Value ($000) $8,241 Avg Close $367.34 Range $321.79 - $417.77

Q2 2022

Shares 25,296 Value ($000) $8,872 Avg Close $407.78 Range $318.50 - $558.01

Q1 2022

Shares 25,296 Value ($000) $13,838 Avg Close $526.03 Range $460.36 - $656.31

Q4 2021

Shares 25,308 Value ($000) $16,664 Avg Close $627.75 Range $575.59 - $672.93

Q3 2021

Shares 25,681 Value ($000) $15,971 Avg Close $671.94 Range $620.86 - $706.95

Q2 2021

Shares 25,795 Value ($000) $16,291 Avg Close $552.18 Range $482.90 - $639.65

Q1 2021

Shares 25,988 Value ($000) $12,716 Avg Close $501.01 Range $455.23 - $573.99

Q4 2020

Shares 25,993 Value ($000) $12,993 Avg Close $447.44 Range $382.68 - $503.83

Q3 2020

Shares 26,304 Value ($000) $10,340 Avg Close $369.71 Range $329.69 - $407.86

Q2 2020

Shares 26,304 Value ($000) $8,685 Avg Close $289.54 Range $226.02 - $332.68

Q1 2020

Shares 26,304 Value ($000) $6,372 Avg Close $260.97 Range $168.65 - $296.25

Q4 2019

Shares 174,730 Value ($000) $45,627 Avg Close $263.51 Range $246.74 - $294.57

Q3 2019

Shares 241,313 Value ($000) $65,620 Avg Close $278.27 Range $256.27 - $292.17

Q2 2019

Shares 251,286 Value ($000) $69,187 Avg Close $246.39 Range $214.25 - $278.61

Q1 2019

Shares 263,420 Value ($000) $58,901 Avg Close $206.43 Range $176.11 - $226.15

Q4 2018

Shares 272,391 Value ($000) $50,670 Avg Close $205.02 Range $176.15 - $252.69

Q3 2018

Shares 270,331 Value ($000) $67,491 Avg Close $242.74 Range $215.28 - $256.22

Q2 2018

Shares 269,367 Value ($000) $58,706 Avg Close $206.05 Range $183.86 - $229.01

Q1 2018

Shares 244,080 Value ($000) $46,714 Avg Close $184.56 Range $157.53 - $207.14

Q4 2017

Shares 260,042 Value ($000) $40,665 Avg Close $157.41 Range $146.09 - $168.66

Q3 2017

Shares 223,583 Value ($000) $34,765 Avg Close $158.10 Range $148.80 - $171.37

Q2 2017

Shares 154,921 Value ($000) $25,007 Avg Close $162.40 Range $153.24 - $173.01

Q1 2017

Shares 117,041 Value ($000) $18,096 Avg Close $137.84 Range $113.92 - $155.65

Q4 2016

Shares 372,983 Value ($000) $43,740 Avg Close $114.12 Range $102.45 - $121.77

Q3 2016

Shares 627,405 Value ($000) $70,727 Avg Close $105.39 Range $92.52 - $115.06

Q2 2016

Shares 998,851 Value ($000) $92,754 Avg Close $85.88 Range $76.55 - $92.87

Q1 2016

Shares 1,007,790 Value ($000) $78,930 Avg Close $72.01 Range $63.48 - $79.03

Q4 2015

Shares 1,226,999 Value ($000) $89,473 Avg Close $71.33 Range $65.03 - $77.27

Q3 2015

Shares 1,511,342 Value ($000) $112,217 Avg Close $71.63 Range $61.58 - $79.62

Q2 2015

Shares 1,499,553 Value ($000) $96,181 Avg Close $69.23 Range $61.37 - $82.24

Q1 2015

Shares 180,608 Value ($000) $27,900 Avg Close $77.81 Range $72.38 - $84.25

Q4 2014

Shares 7,642 Value ($000) $1,133 Avg Close $70.12 Range $57.56 - $76.94

Q3 2014

Shares 9,260 Value ($000) $1,091 Avg Close $63.22 Range $56.74 - $70.00

Q2 2014

Shares 1,911 Value ($000) $255 Avg Close $63.58 Range $57.92 - $68.06

Q1 2014

Shares 3,849 Value ($000) $467 Avg Close $59.57 Range $52.32 - $64.64

Q4 2013

Shares 3,849 Value ($000) $409 Avg Close $52.63 Range $49.56 - $56.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,060	$10,189	$681.02	$600.57 - $769.98
Q3 2025	15,032	$9,604	$606.98	$506.91 - $688.12
Q2 2025	15,583	$8,358	$478.19	$356.14 - $537.47
Q1 2025	18,832	$7,908	$434.21	$404.60 - $474.67
Q4 2024	23,679	$9,790	$438.63	$398.50 - $505.52
Q3 2024	23,822	$12,035	$485.80	$446.28 - $530.60
Q2 2024	24,227	$11,803	$502.03	$462.00 - $548.88
Q1 2024	24,267	$13,102	$546.49	$507.61 - $583.39
Q4 2023	24,253	$13,462	$469.47	$372.50 - $568.30
Q3 2023	24,291	$10,622	$498.67	$430.81 - $564.74
Q2 2023	24,332	$12,220	$479.21	$446.00 - $506.56
Q1 2023	24,332	$12,168	$478.56	$399.27 - $515.79
Q4 2022	24,655	$10,058	$388.17	$317.06 - $448.01
Q3 2022	25,295	$8,241	$367.34	$321.79 - $417.77
Q2 2022	25,296	$8,872	$407.78	$318.50 - $558.01
Q1 2022	25,296	$13,838	$526.03	$460.36 - $656.31
Q4 2021	25,308	$16,664	$627.75	$575.59 - $672.93
Q3 2021	25,681	$15,971	$671.94	$620.86 - $706.95
Q2 2021	25,795	$16,291	$552.18	$482.90 - $639.65
Q1 2021	25,988	$12,716	$501.01	$455.23 - $573.99
Q4 2020	25,993	$12,993	$447.44	$382.68 - $503.83
Q3 2020	26,304	$10,340	$369.71	$329.69 - $407.86
Q2 2020	26,304	$8,685	$289.54	$226.02 - $332.68
Q1 2020	26,304	$6,372	$260.97	$168.65 - $296.25
Q4 2019	174,730	$45,627	$263.51	$246.74 - $294.57
Q3 2019	241,313	$65,620	$278.27	$256.27 - $292.17
Q2 2019	251,286	$69,187	$246.39	$214.25 - $278.61
Q1 2019	263,420	$58,901	$206.43	$176.11 - $226.15
Q4 2018	272,391	$50,670	$205.02	$176.15 - $252.69
Q3 2018	270,331	$67,491	$242.74	$215.28 - $256.22
Q2 2018	269,367	$58,706	$206.05	$183.86 - $229.01
Q1 2018	244,080	$46,714	$184.56	$157.53 - $207.14
Q4 2017	260,042	$40,665	$157.41	$146.09 - $168.66
Q3 2017	223,583	$34,765	$158.10	$148.80 - $171.37
Q2 2017	154,921	$25,007	$162.40	$153.24 - $173.01
Q1 2017	117,041	$18,096	$137.84	$113.92 - $155.65
Q4 2016	372,983	$43,740	$114.12	$102.45 - $121.77
Q3 2016	627,405	$70,727	$105.39	$92.52 - $115.06
Q2 2016	998,851	$92,754	$85.88	$76.55 - $92.87
Q1 2016	1,007,790	$78,930	$72.01	$63.48 - $79.03
Q4 2015	1,226,999	$89,473	$71.33	$65.03 - $77.27
Q3 2015	1,511,342	$112,217	$71.63	$61.58 - $79.62
Q2 2015	1,499,553	$96,181	$69.23	$61.37 - $82.24
Q1 2015	180,608	$27,900	$77.81	$72.38 - $84.25
Q4 2014	7,642	$1,133	$70.12	$57.56 - $76.94
Q3 2014	9,260	$1,091	$63.22	$56.74 - $70.00
Q2 2014	1,911	$255	$63.58	$57.92 - $68.06
Q1 2014	3,849	$467	$59.57	$52.32 - $64.64
Q4 2013	3,849	$409	$52.63	$49.56 - $56.55