IDEXX LABS INC

Ticker: IDXX CUSIP: 45168D104 Class: COM

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q4 2025

Shares 43,469 Value ($000) $29,408 Avg Close $681.02 Range $600.57 - $769.98

Q3 2025

Shares 38,254 Value ($000) $24,440 Avg Close $606.98 Range $506.91 - $688.12

Q2 2025

Shares 40,166 Value ($000) $21,543 Avg Close $478.19 Range $356.14 - $537.47

Q1 2025

Shares 40,218 Value ($000) $16,890 Avg Close $434.21 Range $404.60 - $474.67

Q4 2024

Shares 40,049 Value ($000) $16,558 Avg Close $438.63 Range $398.50 - $505.52

Q3 2024

Shares 42,894 Value ($000) $21,671 Avg Close $485.80 Range $446.28 - $530.60

Q2 2024

Shares 42,844 Value ($000) $20,874 Avg Close $502.03 Range $462.00 - $548.88

Q1 2024

Shares 43,874 Value ($000) $23,689 Avg Close $546.49 Range $507.61 - $583.39

Q4 2023

Shares 44,560 Value ($000) $24,733 Avg Close $469.47 Range $372.50 - $568.30

Q3 2023

Shares 41,859 Value ($000) $18,304 Avg Close $498.67 Range $430.81 - $564.74

Q2 2023

Shares 41,316 Value ($000) $20,750 Avg Close $479.21 Range $446.00 - $506.56

Q1 2023

Shares 43,510 Value ($000) $22 Avg Close $478.56 Range $399.27 - $515.79

Q4 2022

Shares 43,811 Value ($000) $18 Avg Close $388.17 Range $317.06 - $448.01

Q3 2022

Shares 42,364 Value ($000) $13,803 Avg Close $367.34 Range $321.79 - $417.77

Q2 2022

Shares 42,928 Value ($000) $15,056 Avg Close $407.78 Range $318.50 - $558.01

Q1 2022

Shares 41,925 Value ($000) $22,935 Avg Close $526.03 Range $460.36 - $656.31

Q4 2021

Shares 50,639 Value ($000) $25,689 Avg Close $627.75 Range $575.59 - $672.93

Q3 2021

Shares 64,176 Value ($000) $39,911 Avg Close $671.94 Range $620.86 - $706.95

Q2 2021

Shares 63,823 Value ($000) $40,307 Avg Close $552.18 Range $482.90 - $639.65

Q1 2021

Shares 66,709 Value ($000) $32,641 Avg Close $501.01 Range $455.23 - $573.99

Q4 2020

Shares 74,110 Value ($000) $37,045 Avg Close $447.44 Range $382.68 - $503.83

Q3 2020

Shares 115,446 Value ($000) $45,383 Avg Close $369.71 Range $329.69 - $407.86

Q2 2020

Shares 58,483 Value ($000) $19,309 Avg Close $289.54 Range $226.02 - $332.68

Q1 2020

Shares 58,134 Value ($000) $14,082 Avg Close $260.97 Range $168.65 - $296.25

Q4 2019

Shares 59,784 Value ($000) $15,611 Avg Close $263.51 Range $246.74 - $294.57

Q3 2019

Shares 60,717 Value ($000) $16,511 Avg Close $278.27 Range $256.27 - $292.17

Q2 2019

Shares 60,087 Value ($000) $16,544 Avg Close $246.39 Range $214.25 - $278.61

Q1 2019

Shares 62,105 Value ($000) $13,887 Avg Close $206.43 Range $176.11 - $226.15

Q4 2018

Shares 61,940 Value ($000) $11,522 Avg Close $205.02 Range $176.15 - $252.69

Q3 2018

Shares 68,065 Value ($000) $16,993 Avg Close $242.74 Range $215.28 - $256.22

Q2 2018

Shares 64,145 Value ($000) $13,980 Avg Close $206.05 Range $183.86 - $229.01

Q1 2018

Shares 64,145 Value ($000) $12,268 Avg Close $184.56 Range $157.53 - $207.14

Q4 2017

Shares 62,445 Value ($000) $9,765 Avg Close $157.41 Range $146.09 - $168.66

Q3 2017

Shares 63,269 Value ($000) $9,838 Avg Close $158.10 Range $148.80 - $171.37

Q2 2017

Shares 69,847 Value ($000) $11,289 Avg Close $162.40 Range $153.24 - $173.01

Q1 2017

Shares 63,194 Value ($000) $9,770 Avg Close $137.84 Range $113.92 - $155.65

Q4 2016

Shares 63,194 Value ($000) $7,411 Avg Close $114.12 Range $102.45 - $121.77

Q3 2016

Shares 68,470 Value ($000) $7,719 Avg Close $105.39 Range $92.52 - $115.06

Q2 2016

Shares 68,470 Value ($000) $6,358 Avg Close $85.88 Range $76.55 - $92.87

Q1 2016

Shares 68,120 Value ($000) $5,335 Avg Close $72.01 Range $63.48 - $79.03

Q4 2015

Shares 66,820 Value ($000) $4,873 Avg Close $71.33 Range $65.03 - $77.27

Q3 2015

Shares 70,620 Value ($000) $5,243 Avg Close $71.63 Range $61.58 - $79.62

Q2 2015

Shares 72,020 Value ($000) $4,619 Avg Close $69.23 Range $61.37 - $82.24

Q1 2015

Shares 36,610 Value ($000) $5,656 Avg Close $77.81 Range $72.38 - $84.25

Q4 2014

Shares 36,610 Value ($000) $5,428 Avg Close $70.12 Range $57.56 - $76.94

Q3 2014

Shares 36,710 Value ($000) $4,326 Avg Close $63.22 Range $56.74 - $70.00

Q2 2014

Shares 37,010 Value ($000) $4,943 Avg Close $63.58 Range $57.92 - $68.06

Q1 2014

Shares 36,710 Value ($000) $4,457 Avg Close $59.57 Range $52.32 - $64.64

Q4 2013

Shares 40,110 Value ($000) $4,267 Avg Close $52.63 Range $49.56 - $56.55

Q3 2013

Shares 40,110 Value ($000) $3,997 Avg Close $48.06 Range $43.99 - $50.19

Q2 2013

Shares 45,810 Value ($000) $4,109 Avg Close $43.69 Range $40.78 - $46.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	43,469	$29,408	$681.02	$600.57 - $769.98
Q3 2025	38,254	$24,440	$606.98	$506.91 - $688.12
Q2 2025	40,166	$21,543	$478.19	$356.14 - $537.47
Q1 2025	40,218	$16,890	$434.21	$404.60 - $474.67
Q4 2024	40,049	$16,558	$438.63	$398.50 - $505.52
Q3 2024	42,894	$21,671	$485.80	$446.28 - $530.60
Q2 2024	42,844	$20,874	$502.03	$462.00 - $548.88
Q1 2024	43,874	$23,689	$546.49	$507.61 - $583.39
Q4 2023	44,560	$24,733	$469.47	$372.50 - $568.30
Q3 2023	41,859	$18,304	$498.67	$430.81 - $564.74
Q2 2023	41,316	$20,750	$479.21	$446.00 - $506.56
Q1 2023	43,510	$22	$478.56	$399.27 - $515.79
Q4 2022	43,811	$18	$388.17	$317.06 - $448.01
Q3 2022	42,364	$13,803	$367.34	$321.79 - $417.77
Q2 2022	42,928	$15,056	$407.78	$318.50 - $558.01
Q1 2022	41,925	$22,935	$526.03	$460.36 - $656.31
Q4 2021	50,639	$25,689	$627.75	$575.59 - $672.93
Q3 2021	64,176	$39,911	$671.94	$620.86 - $706.95
Q2 2021	63,823	$40,307	$552.18	$482.90 - $639.65
Q1 2021	66,709	$32,641	$501.01	$455.23 - $573.99
Q4 2020	74,110	$37,045	$447.44	$382.68 - $503.83
Q3 2020	115,446	$45,383	$369.71	$329.69 - $407.86
Q2 2020	58,483	$19,309	$289.54	$226.02 - $332.68
Q1 2020	58,134	$14,082	$260.97	$168.65 - $296.25
Q4 2019	59,784	$15,611	$263.51	$246.74 - $294.57
Q3 2019	60,717	$16,511	$278.27	$256.27 - $292.17
Q2 2019	60,087	$16,544	$246.39	$214.25 - $278.61
Q1 2019	62,105	$13,887	$206.43	$176.11 - $226.15
Q4 2018	61,940	$11,522	$205.02	$176.15 - $252.69
Q3 2018	68,065	$16,993	$242.74	$215.28 - $256.22
Q2 2018	64,145	$13,980	$206.05	$183.86 - $229.01
Q1 2018	64,145	$12,268	$184.56	$157.53 - $207.14
Q4 2017	62,445	$9,765	$157.41	$146.09 - $168.66
Q3 2017	63,269	$9,838	$158.10	$148.80 - $171.37
Q2 2017	69,847	$11,289	$162.40	$153.24 - $173.01
Q1 2017	63,194	$9,770	$137.84	$113.92 - $155.65
Q4 2016	63,194	$7,411	$114.12	$102.45 - $121.77
Q3 2016	68,470	$7,719	$105.39	$92.52 - $115.06
Q2 2016	68,470	$6,358	$85.88	$76.55 - $92.87
Q1 2016	68,120	$5,335	$72.01	$63.48 - $79.03
Q4 2015	66,820	$4,873	$71.33	$65.03 - $77.27
Q3 2015	70,620	$5,243	$71.63	$61.58 - $79.62
Q2 2015	72,020	$4,619	$69.23	$61.37 - $82.24
Q1 2015	36,610	$5,656	$77.81	$72.38 - $84.25
Q4 2014	36,610	$5,428	$70.12	$57.56 - $76.94
Q3 2014	36,710	$4,326	$63.22	$56.74 - $70.00
Q2 2014	37,010	$4,943	$63.58	$57.92 - $68.06
Q1 2014	36,710	$4,457	$59.57	$52.32 - $64.64
Q4 2013	40,110	$4,267	$52.63	$49.56 - $56.55
Q3 2013	40,110	$3,997	$48.06	$43.99 - $50.19
Q2 2013	45,810	$4,109	$43.69	$40.78 - $46.30