WATERS CORP

Ticker: WAT CUSIP: 941848103 Class: COM

ARMSTRONG HENRY H ASSOCIATES INC's Holding History (CIK: 0001056827)

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

Q4 2025

Shares 4,141 Value ($000) $1,573 Avg Close $367.96 Range $299.63 - $414.15

Q3 2025

Shares 4,268 Value ($000) $1,280 Avg Close $301.75 Range $275.05 - $366.68

Q2 2025

Shares 8,157 Value ($000) $2,847 Avg Close $343.81 Range $297.14 - $368.02

Q1 2025

Shares 13,109 Value ($000) $4,832 Avg Close $387.18 Range $355.00 - $423.56

Q4 2024

Shares 12,043 Value ($000) $4,468 Avg Close $365.79 Range $321.32 - $397.02

Q3 2024

Shares 11,168 Value ($000) $4,019 Avg Close $325.56 Range $279.24 - $363.55

Q2 2024

Shares 10,819 Value ($000) $3,724 Avg Close $319.12 Range $283.59 - $367.21

Q1 2024

Shares 10,819 Value ($000) $3,724 Avg Close $328.72 Range $293.46 - $363.80

Q4 2023

Shares 10,779 Value ($000) $3,549 Avg Close $276.19 Range $231.90 - $335.40

Q3 2023

Shares 10,699 Value ($000) $2,934 Avg Close $276.34 Range $256.06 - $300.77

Q2 2023

Shares 10,719 Value ($000) $2,857 Avg Close $278.30 Range $248.18 - $313.25

Q1 2023

Shares 10,819 Value ($000) $3,350 Avg Close $323.46 Range $291.95 - $350.97

Q4 2022

Shares 10,688 Value ($000) $3,661 Avg Close $316.35 Range $265.61 - $353.71

Q3 2022

Shares 10,463 Value ($000) $2,820 Avg Close $319.20 Range $269.37 - $369.00

Q2 2022

Shares 10,206 Value ($000) $3,378 Avg Close $317.42 Range $288.32 - $344.15

Q1 2022

Shares 9,734 Value ($000) $3,021 Avg Close $325.36 Range $297.65 - $372.24

Q4 2021

Shares 9,689 Value ($000) $3,610 Avg Close $349.78 Range $324.35 - $375.24

Q3 2021

Shares 9,549 Value ($000) $3,412 Avg Close $391.72 Range $343.15 - $428.22

Q2 2021

Shares 9,664 Value ($000) $3,340 Avg Close $316.51 Range $279.69 - $349.07

Q1 2021

Shares 9,529 Value ($000) $2,708 Avg Close $273.06 Range $244.77 - $299.06

Q4 2020

Shares 8,539 Value ($000) $2,113 Avg Close $226.59 Range $192.54 - $252.67

Q3 2020

Shares 8,349 Value ($000) $1,634 Avg Close $207.83 Range $179.76 - $239.74

Q2 2020

Shares 8,269 Value ($000) $1,492 Avg Close $189.00 Range $171.38 - $210.90

Q1 2020

Shares 8,169 Value ($000) $1,487 Avg Close $210.92 Range $154.39 - $245.68

Q4 2019

Shares 8,089 Value ($000) $1,890 Avg Close $220.88 Range $204.58 - $236.37

Q3 2019

Shares 8,099 Value ($000) $1,808 Avg Close $215.83 Range $199.87 - $237.51

Q2 2019

Shares 8,499 Value ($000) $1,829 Avg Close $218.51 Range $199.11 - $255.21

Q1 2019

Shares 14,369 Value ($000) $3,617 Avg Close $227.86 Range $174.95 - $252.24

Q4 2018

Shares 14,369 Value ($000) $2,711 Avg Close $189.96 Range $167.94 - $204.64

Q3 2018

Shares 14,569 Value ($000) $2,836 Avg Close $193.64 Range $184.81 - $202.79

Q2 2018

Shares 14,319 Value ($000) $2,772 Avg Close $196.97 Range $187.28 - $211.78

Q1 2018

Shares 14,009 Value ($000) $2,908 Avg Close $206.81 Range $187.66 - $220.20

Q4 2017

Shares 13,775 Value ($000) $2,661 Avg Close $193.09 Range $179.27 - $201.95

Q3 2017

Shares 13,775 Value ($000) $2,473 Avg Close $181.32 Range $171.32 - $190.39

Q2 2017

Shares 13,800 Value ($000) $2,537 Avg Close $173.76 Range $154.15 - $187.65

Q1 2017

Shares 12,670 Value ($000) $1,980 Avg Close $149.35 Range $134.68 - $158.81

Q4 2016

Shares 12,370 Value ($000) $1,662 Avg Close $142.72 Range $133.35 - $160.00

Q3 2016

Shares 11,350 Value ($000) $1,799 Avg Close $154.74 Range $140.50 - $162.53

Q2 2016

Shares 11,420 Value ($000) $1,606 Avg Close $135.27 Range $128.90 - $140.75

Q1 2016

Shares 4,850 Value ($000) $640 Avg Close $124.75 Range $112.00 - $133.02

Q4 2015

Shares 3,540 Value ($000) $476 Avg Close $128.50 Range $115.21 - $136.95

Q3 2015

Shares 3,540 Value ($000) $418 Avg Close $126.49 Range $113.98 - $136.17

Q2 2015

Shares 3,540 Value ($000) $454 Avg Close $129.76 Range $120.79 - $137.39

Q1 2015

Shares 3,540 Value ($000) $440 Avg Close $119.29 Range $111.77 - $125.86

Q4 2014

Shares 3,540 Value ($000) $399 Avg Close $109.55 Range $93.56 - $117.71

Q3 2014

Shares 3,190 Value ($000) $316 Avg Close $103.09 Range $99.08 - $108.89

Q2 2014

Shares 2,790 Value ($000) $291 Avg Close $105.18 Range $97.86 - $114.36

Q1 2014

Shares 2,490 Value ($000) $270 Avg Close $108.40 Range $97.90 - $115.06

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,141	$1,573	$367.96	$299.63 - $414.15
Q3 2025	4,268	$1,280	$301.75	$275.05 - $366.68
Q2 2025	8,157	$2,847	$343.81	$297.14 - $368.02
Q1 2025	13,109	$4,832	$387.18	$355.00 - $423.56
Q4 2024	12,043	$4,468	$365.79	$321.32 - $397.02
Q3 2024	11,168	$4,019	$325.56	$279.24 - $363.55
Q2 2024	10,819	$3,724	$319.12	$283.59 - $367.21
Q1 2024	10,819	$3,724	$328.72	$293.46 - $363.80
Q4 2023	10,779	$3,549	$276.19	$231.90 - $335.40
Q3 2023	10,699	$2,934	$276.34	$256.06 - $300.77
Q2 2023	10,719	$2,857	$278.30	$248.18 - $313.25
Q1 2023	10,819	$3,350	$323.46	$291.95 - $350.97
Q4 2022	10,688	$3,661	$316.35	$265.61 - $353.71
Q3 2022	10,463	$2,820	$319.20	$269.37 - $369.00
Q2 2022	10,206	$3,378	$317.42	$288.32 - $344.15
Q1 2022	9,734	$3,021	$325.36	$297.65 - $372.24
Q4 2021	9,689	$3,610	$349.78	$324.35 - $375.24
Q3 2021	9,549	$3,412	$391.72	$343.15 - $428.22
Q2 2021	9,664	$3,340	$316.51	$279.69 - $349.07
Q1 2021	9,529	$2,708	$273.06	$244.77 - $299.06
Q4 2020	8,539	$2,113	$226.59	$192.54 - $252.67
Q3 2020	8,349	$1,634	$207.83	$179.76 - $239.74
Q2 2020	8,269	$1,492	$189.00	$171.38 - $210.90
Q1 2020	8,169	$1,487	$210.92	$154.39 - $245.68
Q4 2019	8,089	$1,890	$220.88	$204.58 - $236.37
Q3 2019	8,099	$1,808	$215.83	$199.87 - $237.51
Q2 2019	8,499	$1,829	$218.51	$199.11 - $255.21
Q1 2019	14,369	$3,617	$227.86	$174.95 - $252.24
Q4 2018	14,369	$2,711	$189.96	$167.94 - $204.64
Q3 2018	14,569	$2,836	$193.64	$184.81 - $202.79
Q2 2018	14,319	$2,772	$196.97	$187.28 - $211.78
Q1 2018	14,009	$2,908	$206.81	$187.66 - $220.20
Q4 2017	13,775	$2,661	$193.09	$179.27 - $201.95
Q3 2017	13,775	$2,473	$181.32	$171.32 - $190.39
Q2 2017	13,800	$2,537	$173.76	$154.15 - $187.65
Q1 2017	12,670	$1,980	$149.35	$134.68 - $158.81
Q4 2016	12,370	$1,662	$142.72	$133.35 - $160.00
Q3 2016	11,350	$1,799	$154.74	$140.50 - $162.53
Q2 2016	11,420	$1,606	$135.27	$128.90 - $140.75
Q1 2016	4,850	$640	$124.75	$112.00 - $133.02
Q4 2015	3,540	$476	$128.50	$115.21 - $136.95
Q3 2015	3,540	$418	$126.49	$113.98 - $136.17
Q2 2015	3,540	$454	$129.76	$120.79 - $137.39
Q1 2015	3,540	$440	$119.29	$111.77 - $125.86
Q4 2014	3,540	$399	$109.55	$93.56 - $117.71
Q3 2014	3,190	$316	$103.09	$99.08 - $108.89
Q2 2014	2,790	$291	$105.18	$97.86 - $114.36
Q1 2014	2,490	$270	$108.40	$97.90 - $115.06