IDEXX LABS INC

Ticker: IDXX CUSIP: 45168D104 Class: COM

GUGGENHEIM CAPITAL LLC's Holding History (CIK: 0001283072)

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

Q4 2025

Shares 21,342 Value ($000) $14,439 Avg Close $681.02 Range $600.57 - $769.98

Q3 2025

Shares 19,940 Value ($000) $12,739 Avg Close $606.98 Range $506.91 - $688.12

Q2 2025

Shares 21,169 Value ($000) $11,354 Avg Close $478.19 Range $356.14 - $537.47

Q1 2025

Shares 17,592 Value ($000) $7,388 Avg Close $434.21 Range $404.60 - $474.67

Q4 2024

Shares 22,683 Value ($000) $9,378 Avg Close $438.63 Range $398.50 - $505.52

Q3 2024

Shares 22,805 Value ($000) $11,522 Avg Close $485.80 Range $446.28 - $530.60

Q2 2024

Shares 25,408 Value ($000) $12,379 Avg Close $502.03 Range $462.00 - $548.88

Q1 2024

Shares 29,577 Value ($000) $15,970 Avg Close $546.49 Range $507.61 - $583.39

Q4 2023

Shares 28,583 Value ($000) $15,865 Avg Close $469.47 Range $372.50 - $568.30

Q3 2023

Shares 28,171 Value ($000) $12,318 Avg Close $498.67 Range $430.81 - $564.74

Q2 2023

Shares 23,132 Value ($000) $11,618 Avg Close $479.21 Range $446.00 - $506.56

Q1 2023

Shares 20,827 Value ($000) $10,415 Avg Close $478.56 Range $399.27 - $515.79

Q4 2022

Shares 21,381 Value ($000) $8,723 Avg Close $388.17 Range $317.06 - $448.01

Q3 2022

Shares 21,111 Value ($000) $6,877 Avg Close $367.34 Range $321.79 - $417.77

Q2 2022

Shares 20,594 Value ($000) $7,224 Avg Close $407.78 Range $318.50 - $558.01

Q1 2022

Shares 23,353 Value ($000) $12,775 Avg Close $526.03 Range $460.36 - $656.31

Q4 2021

Shares 28,690 Value ($000) $18,890 Avg Close $627.75 Range $575.59 - $672.93

Q3 2021

Shares 28,972 Value ($000) $18,018 Avg Close $671.94 Range $620.86 - $706.95

Q2 2021

Shares 30,098 Value ($000) $19,008 Avg Close $552.18 Range $482.90 - $639.65

Q1 2021

Shares 26,155 Value ($000) $12,798 Avg Close $501.01 Range $455.23 - $573.99

Q4 2020

Shares 29,577 Value ($000) $14,785 Avg Close $447.44 Range $382.68 - $503.83

Q3 2020

Shares 25,225 Value ($000) $9,916 Avg Close $369.71 Range $329.69 - $407.86

Q2 2020

Shares 27,978 Value ($000) $9,237 Avg Close $289.54 Range $226.02 - $332.68

Q1 2020

Shares 21,899 Value ($000) $5,304 Avg Close $260.97 Range $168.65 - $296.25

Q4 2019

Shares 28,800 Value ($000) $7,521 Avg Close $263.51 Range $246.74 - $294.57

Q3 2019

Shares 35,348 Value ($000) $9,612 Avg Close $278.27 Range $256.27 - $292.17

Q4 2018

Shares 35,982 Value ($000) $6,693 Avg Close $205.02 Range $176.15 - $252.69

Q3 2018

Shares 50,758 Value ($000) $12,672 Avg Close $242.74 Range $215.28 - $256.22

Q2 2018

Shares 35,851 Value ($000) $7,814 Avg Close $206.05 Range $183.86 - $229.01

Q1 2018

Shares 348,039 Value ($000) $66,612 Avg Close $184.56 Range $157.53 - $207.14

Q4 2017

Shares 403,904 Value ($000) $63,163 Avg Close $157.41 Range $146.09 - $168.66

Q3 2017

Shares 513,300 Value ($000) $79,813 Avg Close $158.10 Range $148.80 - $171.37

Q2 2017

Shares 517,723 Value ($000) $83,569 Avg Close $162.40 Range $153.24 - $173.01

Q1 2017

Shares 532,167 Value ($000) $82,279 Avg Close $137.84 Range $113.92 - $155.65

Q4 2016

Shares 118,234 Value ($000) $13,865 Avg Close $114.12 Range $102.45 - $121.77

Q3 2016

Shares 20,098 Value ($000) $2,266 Avg Close $105.39 Range $92.52 - $115.06

Q2 2016

Shares 22,297 Value ($000) $2,070 Avg Close $85.88 Range $76.55 - $92.87

Q1 2016

Shares 21,212 Value ($000) $1,661 Avg Close $72.01 Range $63.48 - $79.03

Q4 2015

Shares 37,330 Value ($000) $2,722 Avg Close $71.33 Range $65.03 - $77.27

Q3 2015

Shares 171,085 Value ($000) $12,703 Avg Close $71.63 Range $61.58 - $79.62

Q2 2015

Shares 173,464 Value ($000) $11,126 Avg Close $69.23 Range $61.37 - $82.24

Q1 2015

Shares 94,549 Value ($000) $14,606 Avg Close $77.81 Range $72.38 - $84.25

Q4 2014

Shares 101,087 Value ($000) $14,988 Avg Close $70.12 Range $57.56 - $76.94

Q3 2014

Shares 24,082 Value ($000) $2,837 Avg Close $63.22 Range $56.74 - $70.00

Q2 2014

Shares 19,903 Value ($000) $2,659 Avg Close $63.58 Range $57.92 - $68.06

Q1 2014

Shares 28,354 Value ($000) $3,442 Avg Close $59.57 Range $52.32 - $64.64

Q4 2013

Shares 8,718 Value ($000) $927 Avg Close $52.63 Range $49.56 - $56.55

Q3 2013

Shares 11,520 Value ($000) $1,148 Avg Close $48.06 Range $43.99 - $50.19

Q2 2013

Shares 3,146 Value ($000) $283 Avg Close $43.69 Range $40.78 - $46.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,342	$14,439	$681.02	$600.57 - $769.98
Q3 2025	19,940	$12,739	$606.98	$506.91 - $688.12
Q2 2025	21,169	$11,354	$478.19	$356.14 - $537.47
Q1 2025	17,592	$7,388	$434.21	$404.60 - $474.67
Q4 2024	22,683	$9,378	$438.63	$398.50 - $505.52
Q3 2024	22,805	$11,522	$485.80	$446.28 - $530.60
Q2 2024	25,408	$12,379	$502.03	$462.00 - $548.88
Q1 2024	29,577	$15,970	$546.49	$507.61 - $583.39
Q4 2023	28,583	$15,865	$469.47	$372.50 - $568.30
Q3 2023	28,171	$12,318	$498.67	$430.81 - $564.74
Q2 2023	23,132	$11,618	$479.21	$446.00 - $506.56
Q1 2023	20,827	$10,415	$478.56	$399.27 - $515.79
Q4 2022	21,381	$8,723	$388.17	$317.06 - $448.01
Q3 2022	21,111	$6,877	$367.34	$321.79 - $417.77
Q2 2022	20,594	$7,224	$407.78	$318.50 - $558.01
Q1 2022	23,353	$12,775	$526.03	$460.36 - $656.31
Q4 2021	28,690	$18,890	$627.75	$575.59 - $672.93
Q3 2021	28,972	$18,018	$671.94	$620.86 - $706.95
Q2 2021	30,098	$19,008	$552.18	$482.90 - $639.65
Q1 2021	26,155	$12,798	$501.01	$455.23 - $573.99
Q4 2020	29,577	$14,785	$447.44	$382.68 - $503.83
Q3 2020	25,225	$9,916	$369.71	$329.69 - $407.86
Q2 2020	27,978	$9,237	$289.54	$226.02 - $332.68
Q1 2020	21,899	$5,304	$260.97	$168.65 - $296.25
Q4 2019	28,800	$7,521	$263.51	$246.74 - $294.57
Q3 2019	35,348	$9,612	$278.27	$256.27 - $292.17
Q4 2018	35,982	$6,693	$205.02	$176.15 - $252.69
Q3 2018	50,758	$12,672	$242.74	$215.28 - $256.22
Q2 2018	35,851	$7,814	$206.05	$183.86 - $229.01
Q1 2018	348,039	$66,612	$184.56	$157.53 - $207.14
Q4 2017	403,904	$63,163	$157.41	$146.09 - $168.66
Q3 2017	513,300	$79,813	$158.10	$148.80 - $171.37
Q2 2017	517,723	$83,569	$162.40	$153.24 - $173.01
Q1 2017	532,167	$82,279	$137.84	$113.92 - $155.65
Q4 2016	118,234	$13,865	$114.12	$102.45 - $121.77
Q3 2016	20,098	$2,266	$105.39	$92.52 - $115.06
Q2 2016	22,297	$2,070	$85.88	$76.55 - $92.87
Q1 2016	21,212	$1,661	$72.01	$63.48 - $79.03
Q4 2015	37,330	$2,722	$71.33	$65.03 - $77.27
Q3 2015	171,085	$12,703	$71.63	$61.58 - $79.62
Q2 2015	173,464	$11,126	$69.23	$61.37 - $82.24
Q1 2015	94,549	$14,606	$77.81	$72.38 - $84.25
Q4 2014	101,087	$14,988	$70.12	$57.56 - $76.94
Q3 2014	24,082	$2,837	$63.22	$56.74 - $70.00
Q2 2014	19,903	$2,659	$63.58	$57.92 - $68.06
Q1 2014	28,354	$3,442	$59.57	$52.32 - $64.64
Q4 2013	8,718	$927	$52.63	$49.56 - $56.55
Q3 2013	11,520	$1,148	$48.06	$43.99 - $50.19
Q2 2013	3,146	$283	$43.69	$40.78 - $46.30