WATERS CORP

Ticker: WAT CUSIP: 941848103 Class: COM

MainStreet Investment Advisors LLC's Holding History (CIK: 0001729854)

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

Q4 2025

Shares 1,836 Value ($000) $697 Avg Close $367.96 Range $299.63 - $414.15

Q3 2025

Shares 2,106 Value ($000) $631 Avg Close $301.75 Range $275.05 - $366.68

Q2 2025

Shares 2,359 Value ($000) $823 Avg Close $343.81 Range $297.14 - $368.02

Q1 2025

Shares 3,288 Value ($000) $1,212 Avg Close $387.18 Range $355.00 - $423.56

Q4 2024

Shares 3,381 Value ($000) $1,254 Avg Close $365.79 Range $321.32 - $397.02

Q3 2024

Shares 3,341 Value ($000) $1,202 Avg Close $325.56 Range $279.24 - $363.55

Q2 2024

Shares 4,564 Value ($000) $1,324 Avg Close $319.12 Range $283.59 - $367.21

Q1 2024

Shares 4,591 Value ($000) $1,580 Avg Close $328.72 Range $293.46 - $363.80

Q4 2023

Shares 4,802 Value ($000) $1,581 Avg Close $276.19 Range $231.90 - $335.40

Q3 2023

Shares 4,665 Value ($000) $1,279 Avg Close $276.34 Range $256.06 - $300.77

Q2 2023

Shares 4,784 Value ($000) $1,275 Avg Close $278.30 Range $248.18 - $313.25

Q1 2023

Shares 4,784 Value ($000) $1,481 Avg Close $323.46 Range $291.95 - $350.97

Q4 2022

Shares 4,835 Value ($000) $1,656 Avg Close $316.35 Range $265.61 - $353.71

Q3 2022

Shares 4,751 Value ($000) $1,281 Avg Close $319.20 Range $269.37 - $369.00

Q2 2022

Shares 4,751 Value ($000) $1,572 Avg Close $317.42 Range $288.32 - $344.15

Q1 2022

Shares 4,757 Value ($000) $1,476 Avg Close $325.36 Range $297.65 - $372.24

Q4 2021

Shares 4,722 Value ($000) $1,759 Avg Close $349.78 Range $324.35 - $375.24

Q3 2021

Shares 4,663 Value ($000) $1,666 Avg Close $391.72 Range $343.15 - $428.22

Q2 2021

Shares 4,596 Value ($000) $1,589 Avg Close $316.51 Range $279.69 - $349.07

Q1 2021

Shares 4,551 Value ($000) $1,293 Avg Close $273.06 Range $244.77 - $299.06

Q4 2020

Shares 4,577 Value ($000) $1,132 Avg Close $226.59 Range $192.54 - $252.67

Q3 2020

Shares 4,771 Value ($000) $933 Avg Close $207.83 Range $179.76 - $239.74

Q2 2020

Shares 4,780 Value ($000) $862 Avg Close $189.00 Range $171.38 - $210.90

Q1 2020

Shares 4,537 Value ($000) $826 Avg Close $210.92 Range $154.39 - $245.68

Q4 2019

Shares 4,613 Value ($000) $1,077 Avg Close $220.88 Range $204.58 - $236.37

Q3 2019

Shares 4,436 Value ($000) $990 Avg Close $215.83 Range $199.87 - $237.51

Q2 2019

Shares 4,455 Value ($000) $959 Avg Close $218.51 Range $199.11 - $255.21

Q4 2018

Shares 4,708 Value ($000) $888 Avg Close $189.96 Range $167.94 - $204.64

Q3 2018

Shares 4,555 Value ($000) $887 Avg Close $193.64 Range $184.81 - $202.79

Q2 2018

Shares 4,602 Value ($000) $891 Avg Close $196.97 Range $187.28 - $211.78

Q1 2018

Shares 4,304 Value ($000) $855 Avg Close $206.81 Range $187.66 - $220.20

Q4 2017

Shares 4,317 Value ($000) $834 Avg Close $193.09 Range $179.27 - $201.95

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,836	$697	$367.96	$299.63 - $414.15
Q3 2025	2,106	$631	$301.75	$275.05 - $366.68
Q2 2025	2,359	$823	$343.81	$297.14 - $368.02
Q1 2025	3,288	$1,212	$387.18	$355.00 - $423.56
Q4 2024	3,381	$1,254	$365.79	$321.32 - $397.02
Q3 2024	3,341	$1,202	$325.56	$279.24 - $363.55
Q2 2024	4,564	$1,324	$319.12	$283.59 - $367.21
Q1 2024	4,591	$1,580	$328.72	$293.46 - $363.80
Q4 2023	4,802	$1,581	$276.19	$231.90 - $335.40
Q3 2023	4,665	$1,279	$276.34	$256.06 - $300.77
Q2 2023	4,784	$1,275	$278.30	$248.18 - $313.25
Q1 2023	4,784	$1,481	$323.46	$291.95 - $350.97
Q4 2022	4,835	$1,656	$316.35	$265.61 - $353.71
Q3 2022	4,751	$1,281	$319.20	$269.37 - $369.00
Q2 2022	4,751	$1,572	$317.42	$288.32 - $344.15
Q1 2022	4,757	$1,476	$325.36	$297.65 - $372.24
Q4 2021	4,722	$1,759	$349.78	$324.35 - $375.24
Q3 2021	4,663	$1,666	$391.72	$343.15 - $428.22
Q2 2021	4,596	$1,589	$316.51	$279.69 - $349.07
Q1 2021	4,551	$1,293	$273.06	$244.77 - $299.06
Q4 2020	4,577	$1,132	$226.59	$192.54 - $252.67
Q3 2020	4,771	$933	$207.83	$179.76 - $239.74
Q2 2020	4,780	$862	$189.00	$171.38 - $210.90
Q1 2020	4,537	$826	$210.92	$154.39 - $245.68
Q4 2019	4,613	$1,077	$220.88	$204.58 - $236.37
Q3 2019	4,436	$990	$215.83	$199.87 - $237.51
Q2 2019	4,455	$959	$218.51	$199.11 - $255.21
Q4 2018	4,708	$888	$189.96	$167.94 - $204.64
Q3 2018	4,555	$887	$193.64	$184.81 - $202.79
Q2 2018	4,602	$891	$196.97	$187.28 - $211.78
Q1 2018	4,304	$855	$206.81	$187.66 - $220.20
Q4 2017	4,317	$834	$193.09	$179.27 - $201.95