WATERS CORP

Ticker: WAT CUSIP: 941848103 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2025

Shares 671,103 Value ($000) $255 Avg Close $367.96 Range $299.63 - $414.15

Q3 2025

Shares 110,056 Value ($000) $33 Avg Close $301.75 Range $275.05 - $366.68

Q2 2025

Shares 86,012 Value ($000) $30 Avg Close $343.81 Range $297.14 - $368.02

Q1 2025

Shares 85,912 Value ($000) $32 Avg Close $387.18 Range $355.00 - $423.56

Q4 2024

Shares 84,139 Value ($000) $31 Avg Close $365.79 Range $321.32 - $397.02

Q3 2024

Shares 83,225 Value ($000) $30 Avg Close $325.56 Range $279.24 - $363.55

Q2 2024

Shares 81,852 Value ($000) $24 Avg Close $319.12 Range $283.59 - $367.21

Q1 2024

Shares 80,313 Value ($000) $28 Avg Close $328.72 Range $293.46 - $363.80

Q4 2023

Shares 79,778 Value ($000) $26 Avg Close $276.19 Range $231.90 - $335.40

Q3 2023

Shares 77,925 Value ($000) $21 Avg Close $276.34 Range $256.06 - $300.77

Q2 2023

Shares 79,284 Value ($000) $21 Avg Close $278.30 Range $248.18 - $313.25

Q1 2023

Shares 79,295 Value ($000) $25 Avg Close $323.46 Range $291.95 - $350.97

Q4 2022

Shares 163,157 Value ($000) $56 Avg Close $316.35 Range $265.61 - $353.71

Q3 2022

Shares 676,175 Value ($000) $182,308 Avg Close $319.20 Range $269.37 - $369.00

Q2 2022

Shares 835,336 Value ($000) $276,479 Avg Close $317.42 Range $288.32 - $344.15

Q1 2022

Shares 825,222 Value ($000) $256,140 Avg Close $325.36 Range $297.65 - $372.24

Q4 2021

Shares 254,712 Value ($000) $94,906 Avg Close $349.78 Range $324.35 - $375.24

Q3 2021

Shares 240,761 Value ($000) $86,024 Avg Close $391.72 Range $343.15 - $428.22

Q2 2021

Shares 164,856 Value ($000) $56,976 Avg Close $316.51 Range $279.69 - $349.07

Q1 2021

Shares 102,333 Value ($000) $29,080 Avg Close $273.06 Range $244.77 - $299.06

Q4 2020

Shares 109,945 Value ($000) $27,203 Avg Close $226.59 Range $192.54 - $252.67

Q3 2020

Shares 115,047 Value ($000) $22,512 Avg Close $207.83 Range $179.76 - $239.74

Q2 2020

Shares 122,278 Value ($000) $22,059 Avg Close $189.00 Range $171.38 - $210.90

Q1 2020

Shares 132,783 Value ($000) $24,173 Avg Close $210.92 Range $154.39 - $245.68

Q4 2019

Shares 122,815 Value ($000) $28,696 Avg Close $220.88 Range $204.58 - $236.37

Q3 2019

Shares 129,397 Value ($000) $28,885 Avg Close $215.83 Range $199.87 - $237.51

Q2 2019

Shares 130,775 Value ($000) $28,148 Avg Close $218.51 Range $199.11 - $255.21

Q1 2019

Shares 138,250 Value ($000) $34,799 Avg Close $227.86 Range $174.95 - $252.24

Q4 2018

Shares 138,255 Value ($000) $26,082 Avg Close $189.96 Range $167.94 - $204.64

Q3 2018

Shares 127,455 Value ($000) $24,813 Avg Close $193.64 Range $184.81 - $202.79

Q2 2018

Shares 135,266 Value ($000) $26,186 Avg Close $196.97 Range $187.28 - $211.78

Q1 2018

Shares 135,255 Value ($000) $26,868 Avg Close $206.81 Range $187.66 - $220.20

Q4 2017

Shares 137,555 Value ($000) $26,574 Avg Close $193.09 Range $179.27 - $201.95

Q3 2017

Shares 146,355 Value ($000) $26,274 Avg Close $181.32 Range $171.32 - $190.39

Q2 2017

Shares 147,066 Value ($000) $27,037 Avg Close $173.76 Range $154.15 - $187.65

Q1 2017

Shares 154,866 Value ($000) $24,207 Avg Close $149.35 Range $134.68 - $158.81

Q4 2016

Shares 158,056 Value ($000) $21,241 Avg Close $142.72 Range $133.35 - $160.00

Q3 2016

Shares 155,456 Value ($000) $24,638 Avg Close $154.74 Range $140.50 - $162.53

Q2 2016

Shares 146,546 Value ($000) $20,612 Avg Close $135.27 Range $128.90 - $140.75

Q1 2016

Shares 146,656 Value ($000) $19,347 Avg Close $124.75 Range $112.00 - $133.02

Q4 2015

Shares 146,056 Value ($000) $19,656 Avg Close $128.50 Range $115.21 - $136.95

Q3 2015

Shares 147,656 Value ($000) $17,454 Avg Close $126.49 Range $113.98 - $136.17

Q2 2015

Shares 146,556 Value ($000) $18,815 Avg Close $129.76 Range $120.79 - $137.39

Q1 2015

Shares 141,366 Value ($000) $17,575 Avg Close $119.29 Range $111.77 - $125.86

Q4 2014

Shares 142,766 Value ($000) $16,093 Avg Close $109.55 Range $93.56 - $117.71

Q3 2014

Shares 141,456 Value ($000) $14,021 Avg Close $103.09 Range $99.08 - $108.89

Q2 2014

Shares 141,066 Value ($000) $14,733 Avg Close $105.18 Range $97.86 - $114.36

Q1 2014

Shares 169,056 Value ($000) $18,327 Avg Close $108.40 Range $97.90 - $115.06

Q4 2013

Shares 169,866 Value ($000) $16,987 Avg Close $100.80 Range $94.50 - $107.13

Q3 2013

Shares 172,866 Value ($000) $18,360 Avg Close $102.55 Range $97.53 - $108.89

Q2 2013

Shares 170,966 Value ($000) $17,105 Avg Close $95.76 Range $87.85 - $102.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	671,103	$255	$367.96	$299.63 - $414.15
Q3 2025	110,056	$33	$301.75	$275.05 - $366.68
Q2 2025	86,012	$30	$343.81	$297.14 - $368.02
Q1 2025	85,912	$32	$387.18	$355.00 - $423.56
Q4 2024	84,139	$31	$365.79	$321.32 - $397.02
Q3 2024	83,225	$30	$325.56	$279.24 - $363.55
Q2 2024	81,852	$24	$319.12	$283.59 - $367.21
Q1 2024	80,313	$28	$328.72	$293.46 - $363.80
Q4 2023	79,778	$26	$276.19	$231.90 - $335.40
Q3 2023	77,925	$21	$276.34	$256.06 - $300.77
Q2 2023	79,284	$21	$278.30	$248.18 - $313.25
Q1 2023	79,295	$25	$323.46	$291.95 - $350.97
Q4 2022	163,157	$56	$316.35	$265.61 - $353.71
Q3 2022	676,175	$182,308	$319.20	$269.37 - $369.00
Q2 2022	835,336	$276,479	$317.42	$288.32 - $344.15
Q1 2022	825,222	$256,140	$325.36	$297.65 - $372.24
Q4 2021	254,712	$94,906	$349.78	$324.35 - $375.24
Q3 2021	240,761	$86,024	$391.72	$343.15 - $428.22
Q2 2021	164,856	$56,976	$316.51	$279.69 - $349.07
Q1 2021	102,333	$29,080	$273.06	$244.77 - $299.06
Q4 2020	109,945	$27,203	$226.59	$192.54 - $252.67
Q3 2020	115,047	$22,512	$207.83	$179.76 - $239.74
Q2 2020	122,278	$22,059	$189.00	$171.38 - $210.90
Q1 2020	132,783	$24,173	$210.92	$154.39 - $245.68
Q4 2019	122,815	$28,696	$220.88	$204.58 - $236.37
Q3 2019	129,397	$28,885	$215.83	$199.87 - $237.51
Q2 2019	130,775	$28,148	$218.51	$199.11 - $255.21
Q1 2019	138,250	$34,799	$227.86	$174.95 - $252.24
Q4 2018	138,255	$26,082	$189.96	$167.94 - $204.64
Q3 2018	127,455	$24,813	$193.64	$184.81 - $202.79
Q2 2018	135,266	$26,186	$196.97	$187.28 - $211.78
Q1 2018	135,255	$26,868	$206.81	$187.66 - $220.20
Q4 2017	137,555	$26,574	$193.09	$179.27 - $201.95
Q3 2017	146,355	$26,274	$181.32	$171.32 - $190.39
Q2 2017	147,066	$27,037	$173.76	$154.15 - $187.65
Q1 2017	154,866	$24,207	$149.35	$134.68 - $158.81
Q4 2016	158,056	$21,241	$142.72	$133.35 - $160.00
Q3 2016	155,456	$24,638	$154.74	$140.50 - $162.53
Q2 2016	146,546	$20,612	$135.27	$128.90 - $140.75
Q1 2016	146,656	$19,347	$124.75	$112.00 - $133.02
Q4 2015	146,056	$19,656	$128.50	$115.21 - $136.95
Q3 2015	147,656	$17,454	$126.49	$113.98 - $136.17
Q2 2015	146,556	$18,815	$129.76	$120.79 - $137.39
Q1 2015	141,366	$17,575	$119.29	$111.77 - $125.86
Q4 2014	142,766	$16,093	$109.55	$93.56 - $117.71
Q3 2014	141,456	$14,021	$103.09	$99.08 - $108.89
Q2 2014	141,066	$14,733	$105.18	$97.86 - $114.36
Q1 2014	169,056	$18,327	$108.40	$97.90 - $115.06
Q4 2013	169,866	$16,987	$100.80	$94.50 - $107.13
Q3 2013	172,866	$18,360	$102.55	$97.53 - $108.89
Q2 2013	170,966	$17,105	$95.76	$87.85 - $102.69