ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

NOMURA ASSET MANAGEMENT CO LTD's Holding History (CIK: 0001055964)

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

Q4 2025

Shares 243,618 Value ($000) $63,955 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 254,100 Value ($000) $69,588 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 263,090 Value ($000) $70,887 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 259,575 Value ($000) $65,807 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 255,315 Value ($000) $59,825 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 246,354 Value ($000) $62,902 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 250,201 Value ($000) $59,548 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 247,906 Value ($000) $57,241 Avg Close $207.94 Range $189.63 - $227.85

Q4 2023

Shares 249,368 Value ($000) $49,462 Avg Close $175.85 Range $153.18 - $197.06

Q3 2023

Shares 229,879 Value ($000) $38,942 Avg Close $177.30 Range $163.22 - $186.52

Q2 2023

Shares 230,092 Value ($000) $42,956 Avg Close $167.31 Range $156.95 - $182.94

Q1 2023

Shares 223,111 Value ($000) $36,932 Avg Close $150.99 Range $139.35 - $161.29

Q4 2022

Shares 189,700 Value ($000) $27,613 Avg Close $141.81 Range $126.42 - $153.48

Q3 2022

Shares 167,378 Value ($000) $24,173 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 152,824 Value ($000) $23,498 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 131,264 Value ($000) $23,176 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 109,816 Value ($000) $25,762 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 91,677 Value ($000) $19,126 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 83,862 Value ($000) $17,273 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 99,724 Value ($000) $21,348 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 100,130 Value ($000) $21,664 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 109,353 Value ($000) $21,853 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 71,142 Value ($000) $14,154 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 94,822 Value ($000) $14,775 Avg Close $176.33 Range $117.17 - $198.13

Q4 2019

Shares 61,493 Value ($000) $11,868 Avg Close $177.67 Range $169.74 - $186.58

Q3 2019

Shares 72,160 Value ($000) $14,291 Avg Close $187.16 Range $179.22 - $195.89

Q2 2019

Shares 65,151 Value ($000) $12,863 Avg Close $173.21 Range $164.99 - $187.12

Q1 2019

Shares 54,938 Value ($000) $9,698 Avg Close $150.92 Range $131.24 - $169.66

Q4 2018

Shares 54,493 Value ($000) $8,029 Avg Close $141.48 Range $126.10 - $150.86

Q3 2018

Shares 48,345 Value ($000) $7,579 Avg Close $137.00 Range $128.06 - $148.09

Q2 2018

Shares 43,701 Value ($000) $6,132 Avg Close $132.91 Range $122.30 - $138.58

Q1 2018

Shares 40,656 Value ($000) $5,572 Avg Close $123.54 Range $115.47 - $129.02

Q4 2017

Shares 37,685 Value ($000) $5,057 Avg Close $121.85 Range $117.53 - $126.30

Q3 2017

Shares 34,076 Value ($000) $4,382 Avg Close $120.10 Range $116.11 - $122.59

Q2 2017

Shares 32,087 Value ($000) $4,260 Avg Close $117.68 Range $113.27 - $123.01

Q1 2017

Shares 31,471 Value ($000) $3,944 Avg Close $111.04 Range $106.47 - $114.69

Q4 2016

Shares 30,280 Value ($000) $3,550 Avg Close $105.98 Range $100.13 - $110.74

Q3 2016

Shares 31,240 Value ($000) $3,803 Avg Close $108.98 Range $105.46 - $112.42

Q2 2016

Shares 31,240 Value ($000) $3,705 Avg Close $104.92 Range $98.81 - $109.58

Q1 2016

Shares 30,740 Value ($000) $3,428 Avg Close $95.34 Range $88.43 - $102.02

Q4 2015

Shares 29,160 Value ($000) $3,335 Avg Close $105.21 Range $98.01 - $109.49

Q3 2015

Shares 29,650 Value ($000) $3,253 Avg Close $99.79 Range $91.88 - $104.89

Q2 2015

Shares 28,891 Value ($000) $3,267 Avg Close $102.25 Range $97.79 - $105.41

Q1 2015

Shares 29,251 Value ($000) $3,346 Avg Close $97.19 Range $86.65 - $103.73

Q4 2014

Shares 28,461 Value ($000) $2,996 Avg Close $96.70 Range $89.74 - $101.94

Q3 2014

Shares 29,781 Value ($000) $3,420 Avg Close $99.26 Range $94.57 - $104.65

Q2 2014

Shares 30,081 Value ($000) $3,349 Avg Close $94.25 Range $89.51 - $98.33

Q1 2014

Shares 30,781 Value ($000) $3,324 Avg Close $91.92 Range $85.62 - $98.30

Q4 2013

Shares 31,481 Value ($000) $3,283 Avg Close $90.95 Range $84.34 - $94.74

Q3 2013

Shares 32,341 Value ($000) $3,194 Avg Close $81.20 Range $74.57 - $86.97

Q2 2013

Shares 38,137 Value ($000) $3,249 Avg Close $73.48 Range $68.51 - $77.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	243,618	$63,955	$265.71	$251.04 - $281.41
Q3 2025	254,100	$69,588	$270.32	$253.71 - $284.56
Q2 2025	263,090	$70,887	$252.35	$219.93 - $269.19
Q1 2025	259,575	$65,807	$249.61	$225.31 - $270.90
Q4 2024	255,315	$59,825	$245.53	$230.70 - $259.26
Q3 2024	246,354	$62,902	$241.07	$217.65 - $253.31
Q2 2024	250,201	$59,548	$227.14	$213.29 - $242.24
Q1 2024	247,906	$57,241	$207.94	$189.63 - $227.85
Q4 2023	249,368	$49,462	$175.85	$153.18 - $197.06
Q3 2023	229,879	$38,942	$177.30	$163.22 - $186.52
Q2 2023	230,092	$42,956	$167.31	$156.95 - $182.94
Q1 2023	223,111	$36,932	$150.99	$139.35 - $161.29
Q4 2022	189,700	$27,613	$141.81	$126.42 - $153.48
Q3 2022	167,378	$24,173	$156.07	$138.29 - $171.23
Q2 2022	152,824	$23,498	$158.99	$137.82 - $177.76
Q1 2022	131,264	$23,176	$179.54	$147.91 - $226.74
Q4 2021	109,816	$25,762	$215.53	$199.33 - $227.72
Q3 2021	91,677	$19,126	$208.54	$195.25 - $219.93
Q2 2021	83,862	$17,273	$206.33	$194.28 - $218.25
Q1 2021	99,724	$21,348	$201.55	$190.45 - $215.84
Q4 2020	100,130	$21,664	$197.47	$171.24 - $214.73
Q3 2020	109,353	$21,853	$188.44	$172.53 - $201.15
Q2 2020	71,142	$14,154	$182.16	$136.65 - $217.57
Q1 2020	94,822	$14,775	$176.33	$117.17 - $198.13
Q4 2019	61,493	$11,868	$177.67	$169.74 - $186.58
Q3 2019	72,160	$14,291	$187.16	$179.22 - $195.89
Q2 2019	65,151	$12,863	$173.21	$164.99 - $187.12
Q1 2019	54,938	$9,698	$150.92	$131.24 - $169.66
Q4 2018	54,493	$8,029	$141.48	$126.10 - $150.86
Q3 2018	48,345	$7,579	$137.00	$128.06 - $148.09
Q2 2018	43,701	$6,132	$132.91	$122.30 - $138.58
Q1 2018	40,656	$5,572	$123.54	$115.47 - $129.02
Q4 2017	37,685	$5,057	$121.85	$117.53 - $126.30
Q3 2017	34,076	$4,382	$120.10	$116.11 - $122.59
Q2 2017	32,087	$4,260	$117.68	$113.27 - $123.01
Q1 2017	31,471	$3,944	$111.04	$106.47 - $114.69
Q4 2016	30,280	$3,550	$105.98	$100.13 - $110.74
Q3 2016	31,240	$3,803	$108.98	$105.46 - $112.42
Q2 2016	31,240	$3,705	$104.92	$98.81 - $109.58
Q1 2016	30,740	$3,428	$95.34	$88.43 - $102.02
Q4 2015	29,160	$3,335	$105.21	$98.01 - $109.49
Q3 2015	29,650	$3,253	$99.79	$91.88 - $104.89
Q2 2015	28,891	$3,267	$102.25	$97.79 - $105.41
Q1 2015	29,251	$3,346	$97.19	$86.65 - $103.73
Q4 2014	28,461	$2,996	$96.70	$89.74 - $101.94
Q3 2014	29,781	$3,420	$99.26	$94.57 - $104.65
Q2 2014	30,081	$3,349	$94.25	$89.51 - $98.33
Q1 2014	30,781	$3,324	$91.92	$85.62 - $98.30
Q4 2013	31,481	$3,283	$90.95	$84.34 - $94.74
Q3 2013	32,341	$3,194	$81.20	$74.57 - $86.97
Q2 2013	38,137	$3,249	$73.48	$68.51 - $77.84