WATERS CORP

Ticker: WAT CUSIP: 941848103 Class: COM

HEADINVEST, LLC's Holding History (CIK: 0001372130)

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

Q4 2025

Shares 17,344 Value ($000) $6,588 Avg Close $367.96 Range $299.63 - $414.15

Q3 2025

Shares 17,515 Value ($000) $5,251 Avg Close $301.75 Range $275.05 - $366.68

Q2 2025

Shares 17,773 Value ($000) $6,203 Avg Close $343.81 Range $297.14 - $368.02

Q1 2025

Shares 20,598 Value ($000) $7,592 Avg Close $387.18 Range $355.00 - $423.56

Q4 2024

Shares 21,067 Value ($000) $7,815 Avg Close $365.79 Range $321.32 - $397.02

Q3 2024

Shares 21,667 Value ($000) $7,798 Avg Close $325.56 Range $279.24 - $363.55

Q2 2024

Shares 22,546 Value ($000) $6,541 Avg Close $319.12 Range $283.59 - $367.21

Q1 2024

Shares 22,982 Value ($000) $7,911 Avg Close $328.72 Range $293.46 - $363.80

Q4 2023

Shares 25,258 Value ($000) $8,316 Avg Close $276.19 Range $231.90 - $335.40

Q3 2023

Shares 25,384 Value ($000) $6,867 Avg Close $276.34 Range $256.06 - $300.77

Q2 2023

Shares 25,369 Value ($000) $7,399 Avg Close $278.30 Range $248.18 - $313.25

Q1 2023

Shares 25,019 Value ($000) $7,747 Avg Close $323.46 Range $291.95 - $350.97

Q4 2022

Shares 25,623 Value ($000) $8,778 Avg Close $316.35 Range $265.61 - $353.71

Q3 2022

Shares 25,566 Value ($000) $6,891 Avg Close $319.20 Range $269.37 - $369.00

Q2 2022

Shares 25,516 Value ($000) $8,445 Avg Close $317.42 Range $288.32 - $344.15

Q1 2022

Shares 25,684 Value ($000) $7,972 Avg Close $325.36 Range $297.65 - $372.24

Q4 2021

Shares 25,704 Value ($000) $9,577 Avg Close $349.78 Range $324.35 - $375.24

Q3 2021

Shares 26,683 Value ($000) $9,534 Avg Close $391.72 Range $343.15 - $428.22

Q2 2021

Shares 27,097 Value ($000) $9,364 Avg Close $316.51 Range $279.69 - $349.07

Q1 2021

Shares 27,353 Value ($000) $7,772 Avg Close $273.06 Range $244.77 - $299.06

Q4 2020

Shares 28,123 Value ($000) $6,958 Avg Close $226.59 Range $192.54 - $252.67

Q3 2020

Shares 27,324 Value ($000) $5,347 Avg Close $207.83 Range $179.76 - $239.74

Q2 2020

Shares 27,639 Value ($000) $4,986 Avg Close $189.00 Range $171.38 - $210.90

Q1 2020

Shares 27,900 Value ($000) $5,079 Avg Close $210.92 Range $154.39 - $245.68

Q4 2019

Shares 28,577 Value ($000) $6,677 Avg Close $220.88 Range $204.58 - $236.37

Q3 2019

Shares 28,889 Value ($000) $6,449 Avg Close $215.83 Range $199.87 - $237.51

Q2 2019

Shares 30,114 Value ($000) $6,482 Avg Close $218.51 Range $199.11 - $255.21

Q1 2019

Shares 30,549 Value ($000) $7,689 Avg Close $227.86 Range $174.95 - $252.24

Q4 2018

Shares 62,408 Value ($000) $11,773 Avg Close $189.96 Range $167.94 - $204.64

Q3 2018

Shares 32,029 Value ($000) $6,235 Avg Close $193.64 Range $184.81 - $202.79

Q2 2018

Shares 32,006 Value ($000) $6,196 Avg Close $196.97 Range $187.28 - $211.78

Q1 2018

Shares 32,791 Value ($000) $6,514 Avg Close $206.81 Range $187.66 - $220.20

Q4 2017

Shares 33,743 Value ($000) $6,519 Avg Close $193.09 Range $179.27 - $201.95

Q3 2017

Shares 34,325 Value ($000) $6,729 Avg Close $181.32 Range $171.32 - $190.39

Q2 2017

Shares 34,637 Value ($000) $6,368 Avg Close $173.76 Range $154.15 - $187.65

Q1 2017

Shares 34,967 Value ($000) $5,466 Avg Close $149.35 Range $134.68 - $158.81

Q4 2016

Shares 35,402 Value ($000) $4,758 Avg Close $142.72 Range $133.35 - $160.00

Q3 2016

Shares 36,251 Value ($000) $5,760 Avg Close $154.74 Range $140.50 - $162.53

Q2 2016

Shares 44,754 Value ($000) $6,295 Avg Close $135.27 Range $128.90 - $140.75

Q1 2016

Shares 45,394 Value ($000) $5,988 Avg Close $124.75 Range $112.00 - $133.02

Q4 2015

Shares 45,744 Value ($000) $6,156 Avg Close $128.50 Range $115.21 - $136.95

Q3 2015

Shares 48,655 Value ($000) $5,752 Avg Close $126.49 Range $113.98 - $136.17

Q2 2015

Shares 49,810 Value ($000) $6,395 Avg Close $129.76 Range $120.79 - $137.39

Q1 2015

Shares 50,998 Value ($000) $6,340 Avg Close $119.29 Range $111.77 - $125.86

Q4 2014

Shares 51,528 Value ($000) $5,808 Avg Close $109.55 Range $93.56 - $117.71

Q3 2014

Shares 52,118 Value ($000) $5,775 Avg Close $103.09 Range $99.08 - $108.89

Q2 2014

Shares 52,418 Value ($000) $5,475 Avg Close $105.18 Range $97.86 - $114.36

Q1 2014

Shares 50,445 Value ($000) $5,469 Avg Close $108.40 Range $97.90 - $115.06

Q4 2013

Shares 53,446 Value ($000) $5,345 Avg Close $100.80 Range $94.50 - $107.13

Q3 2013

Shares 55,081 Value ($000) $5,850 Avg Close $102.55 Range $97.53 - $108.89

Q2 2013

Shares 57,371 Value ($000) $5,740 Avg Close $95.76 Range $87.85 - $102.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,344	$6,588	$367.96	$299.63 - $414.15
Q3 2025	17,515	$5,251	$301.75	$275.05 - $366.68
Q2 2025	17,773	$6,203	$343.81	$297.14 - $368.02
Q1 2025	20,598	$7,592	$387.18	$355.00 - $423.56
Q4 2024	21,067	$7,815	$365.79	$321.32 - $397.02
Q3 2024	21,667	$7,798	$325.56	$279.24 - $363.55
Q2 2024	22,546	$6,541	$319.12	$283.59 - $367.21
Q1 2024	22,982	$7,911	$328.72	$293.46 - $363.80
Q4 2023	25,258	$8,316	$276.19	$231.90 - $335.40
Q3 2023	25,384	$6,867	$276.34	$256.06 - $300.77
Q2 2023	25,369	$7,399	$278.30	$248.18 - $313.25
Q1 2023	25,019	$7,747	$323.46	$291.95 - $350.97
Q4 2022	25,623	$8,778	$316.35	$265.61 - $353.71
Q3 2022	25,566	$6,891	$319.20	$269.37 - $369.00
Q2 2022	25,516	$8,445	$317.42	$288.32 - $344.15
Q1 2022	25,684	$7,972	$325.36	$297.65 - $372.24
Q4 2021	25,704	$9,577	$349.78	$324.35 - $375.24
Q3 2021	26,683	$9,534	$391.72	$343.15 - $428.22
Q2 2021	27,097	$9,364	$316.51	$279.69 - $349.07
Q1 2021	27,353	$7,772	$273.06	$244.77 - $299.06
Q4 2020	28,123	$6,958	$226.59	$192.54 - $252.67
Q3 2020	27,324	$5,347	$207.83	$179.76 - $239.74
Q2 2020	27,639	$4,986	$189.00	$171.38 - $210.90
Q1 2020	27,900	$5,079	$210.92	$154.39 - $245.68
Q4 2019	28,577	$6,677	$220.88	$204.58 - $236.37
Q3 2019	28,889	$6,449	$215.83	$199.87 - $237.51
Q2 2019	30,114	$6,482	$218.51	$199.11 - $255.21
Q1 2019	30,549	$7,689	$227.86	$174.95 - $252.24
Q4 2018	62,408	$11,773	$189.96	$167.94 - $204.64
Q3 2018	32,029	$6,235	$193.64	$184.81 - $202.79
Q2 2018	32,006	$6,196	$196.97	$187.28 - $211.78
Q1 2018	32,791	$6,514	$206.81	$187.66 - $220.20
Q4 2017	33,743	$6,519	$193.09	$179.27 - $201.95
Q3 2017	34,325	$6,729	$181.32	$171.32 - $190.39
Q2 2017	34,637	$6,368	$173.76	$154.15 - $187.65
Q1 2017	34,967	$5,466	$149.35	$134.68 - $158.81
Q4 2016	35,402	$4,758	$142.72	$133.35 - $160.00
Q3 2016	36,251	$5,760	$154.74	$140.50 - $162.53
Q2 2016	44,754	$6,295	$135.27	$128.90 - $140.75
Q1 2016	45,394	$5,988	$124.75	$112.00 - $133.02
Q4 2015	45,744	$6,156	$128.50	$115.21 - $136.95
Q3 2015	48,655	$5,752	$126.49	$113.98 - $136.17
Q2 2015	49,810	$6,395	$129.76	$120.79 - $137.39
Q1 2015	50,998	$6,340	$119.29	$111.77 - $125.86
Q4 2014	51,528	$5,808	$109.55	$93.56 - $117.71
Q3 2014	52,118	$5,775	$103.09	$99.08 - $108.89
Q2 2014	52,418	$5,475	$105.18	$97.86 - $114.36
Q1 2014	50,445	$5,469	$108.40	$97.90 - $115.06
Q4 2013	53,446	$5,345	$100.80	$94.50 - $107.13
Q3 2013	55,081	$5,850	$102.55	$97.53 - $108.89
Q2 2013	57,371	$5,740	$95.76	$87.85 - $102.69