ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

Boston Trust Walden Corp's Holding History (CIK: 0001534866)

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

Q4 2025

Shares 17,395 Value ($000) $4,567 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 17,425 Value ($000) $4,772 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 18,407 Value ($000) $4,960 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 18,729 Value ($000) $4,748 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 18,904 Value ($000) $4,430 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 19,029 Value ($000) $4,859 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 19,029 Value ($000) $4,529 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 19,119 Value ($000) $4,415 Avg Close $207.94 Range $189.63 - $227.85

Q4 2023

Shares 19,154 Value ($000) $3,799 Avg Close $175.85 Range $153.18 - $197.06

Q3 2023

Shares 19,109 Value ($000) $3,237 Avg Close $177.30 Range $163.22 - $186.52

Q2 2023

Shares 18,862 Value ($000) $3,521 Avg Close $167.31 Range $156.95 - $182.94

Q1 2023

Shares 18,974 Value ($000) $3,141 Avg Close $150.99 Range $139.35 - $161.29

Q4 2022

Shares 19,121 Value ($000) $2,783 Avg Close $141.81 Range $126.42 - $153.48

Q3 2022

Shares 19,639 Value ($000) $2,836 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 21,183 Value ($000) $3,257 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 21,262 Value ($000) $3,754 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 21,140 Value ($000) $4,959 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 20,915 Value ($000) $4,363 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 21,065 Value ($000) $4,339 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 19,015 Value ($000) $4,071 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 19,215 Value ($000) $4,157 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 19,098 Value ($000) $3,817 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 18,948 Value ($000) $3,770 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 19,048 Value ($000) $2,968 Avg Close $176.33 Range $117.17 - $198.13

Q4 2019

Shares 24,733 Value ($000) $4,773 Avg Close $177.67 Range $169.74 - $186.58

Q3 2019

Shares 25,010 Value ($000) $4,953 Avg Close $187.16 Range $179.22 - $195.89

Q2 2019

Shares 27,926 Value ($000) $5,514 Avg Close $173.21 Range $164.99 - $187.12

Q1 2019

Shares 28,130 Value ($000) $4,966 Avg Close $150.92 Range $131.24 - $169.66

Q4 2018

Shares 28,285 Value ($000) $4,168 Avg Close $141.48 Range $126.10 - $150.86

Q3 2018

Shares 28,935 Value ($000) $4,536 Avg Close $137.00 Range $128.06 - $148.09

Q2 2018

Shares 29,197 Value ($000) $4,097 Avg Close $132.91 Range $122.30 - $138.58

Q1 2018

Shares 29,272 Value ($000) $4,012 Avg Close $123.54 Range $115.47 - $129.02

Q4 2017

Shares 32,332 Value ($000) $4,338 Avg Close $121.85 Range $117.53 - $126.30

Q3 2017

Shares 32,432 Value ($000) $4,171 Avg Close $120.10 Range $116.11 - $122.59

Q2 2017

Shares 30,712 Value ($000) $4,077 Avg Close $117.68 Range $113.27 - $123.01

Q1 2017

Shares 29,762 Value ($000) $3,730 Avg Close $111.04 Range $106.47 - $114.69

Q4 2016

Shares 29,837 Value ($000) $3,497 Avg Close $105.98 Range $100.13 - $110.74

Q3 2016

Shares 29,612 Value ($000) $3,604 Avg Close $108.98 Range $105.46 - $112.42

Q2 2016

Shares 30,137 Value ($000) $3,574 Avg Close $104.92 Range $98.81 - $109.58

Q1 2016

Shares 30,062 Value ($000) $3,353 Avg Close $95.34 Range $88.43 - $102.02

Q4 2015

Shares 34,157 Value ($000) $3,907 Avg Close $105.21 Range $98.01 - $109.49

Q3 2015

Shares 34,270 Value ($000) $3,760 Avg Close $99.79 Range $91.88 - $104.89

Q2 2015

Shares 34,770 Value ($000) $3,931 Avg Close $102.25 Range $97.79 - $105.41

Q1 2015

Shares 35,785 Value ($000) $4,093 Avg Close $97.19 Range $86.65 - $103.73

Q4 2014

Shares 81,510 Value ($000) $8,519 Avg Close $96.70 Range $89.74 - $101.94

Q3 2014

Shares 116,785 Value ($000) $13,410 Avg Close $99.26 Range $94.57 - $104.65

Q2 2014

Shares 121,460 Value ($000) $13,523 Avg Close $94.25 Range $89.51 - $98.33

Q1 2014

Shares 121,660 Value ($000) $13,138 Avg Close $91.92 Range $85.62 - $98.30

Q4 2013

Shares 121,560 Value ($000) $12,676 Avg Close $90.95 Range $84.34 - $94.74

Q3 2013

Shares 119,210 Value ($000) $11,774 Avg Close $81.20 Range $74.57 - $86.97

Q2 2013

Shares 119,510 Value ($000) $10,181 Avg Close $73.48 Range $68.51 - $77.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,395	$4,567	$265.71	$251.04 - $281.41
Q3 2025	17,425	$4,772	$270.32	$253.71 - $284.56
Q2 2025	18,407	$4,960	$252.35	$219.93 - $269.19
Q1 2025	18,729	$4,748	$249.61	$225.31 - $270.90
Q4 2024	18,904	$4,430	$245.53	$230.70 - $259.26
Q3 2024	19,029	$4,859	$241.07	$217.65 - $253.31
Q2 2024	19,029	$4,529	$227.14	$213.29 - $242.24
Q1 2024	19,119	$4,415	$207.94	$189.63 - $227.85
Q4 2023	19,154	$3,799	$175.85	$153.18 - $197.06
Q3 2023	19,109	$3,237	$177.30	$163.22 - $186.52
Q2 2023	18,862	$3,521	$167.31	$156.95 - $182.94
Q1 2023	18,974	$3,141	$150.99	$139.35 - $161.29
Q4 2022	19,121	$2,783	$141.81	$126.42 - $153.48
Q3 2022	19,639	$2,836	$156.07	$138.29 - $171.23
Q2 2022	21,183	$3,257	$158.99	$137.82 - $177.76
Q1 2022	21,262	$3,754	$179.54	$147.91 - $226.74
Q4 2021	21,140	$4,959	$215.53	$199.33 - $227.72
Q3 2021	20,915	$4,363	$208.54	$195.25 - $219.93
Q2 2021	21,065	$4,339	$206.33	$194.28 - $218.25
Q1 2021	19,015	$4,071	$201.55	$190.45 - $215.84
Q4 2020	19,215	$4,157	$197.47	$171.24 - $214.73
Q3 2020	19,098	$3,817	$188.44	$172.53 - $201.15
Q2 2020	18,948	$3,770	$182.16	$136.65 - $217.57
Q1 2020	19,048	$2,968	$176.33	$117.17 - $198.13
Q4 2019	24,733	$4,773	$177.67	$169.74 - $186.58
Q3 2019	25,010	$4,953	$187.16	$179.22 - $195.89
Q2 2019	27,926	$5,514	$173.21	$164.99 - $187.12
Q1 2019	28,130	$4,966	$150.92	$131.24 - $169.66
Q4 2018	28,285	$4,168	$141.48	$126.10 - $150.86
Q3 2018	28,935	$4,536	$137.00	$128.06 - $148.09
Q2 2018	29,197	$4,097	$132.91	$122.30 - $138.58
Q1 2018	29,272	$4,012	$123.54	$115.47 - $129.02
Q4 2017	32,332	$4,338	$121.85	$117.53 - $126.30
Q3 2017	32,432	$4,171	$120.10	$116.11 - $122.59
Q2 2017	30,712	$4,077	$117.68	$113.27 - $123.01
Q1 2017	29,762	$3,730	$111.04	$106.47 - $114.69
Q4 2016	29,837	$3,497	$105.98	$100.13 - $110.74
Q3 2016	29,612	$3,604	$108.98	$105.46 - $112.42
Q2 2016	30,137	$3,574	$104.92	$98.81 - $109.58
Q1 2016	30,062	$3,353	$95.34	$88.43 - $102.02
Q4 2015	34,157	$3,907	$105.21	$98.01 - $109.49
Q3 2015	34,270	$3,760	$99.79	$91.88 - $104.89
Q2 2015	34,770	$3,931	$102.25	$97.79 - $105.41
Q1 2015	35,785	$4,093	$97.19	$86.65 - $103.73
Q4 2014	81,510	$8,519	$96.70	$89.74 - $101.94
Q3 2014	116,785	$13,410	$99.26	$94.57 - $104.65
Q2 2014	121,460	$13,523	$94.25	$89.51 - $98.33
Q1 2014	121,660	$13,138	$91.92	$85.62 - $98.30
Q4 2013	121,560	$12,676	$90.95	$84.34 - $94.74
Q3 2013	119,210	$11,774	$81.20	$74.57 - $86.97
Q2 2013	119,510	$10,181	$73.48	$68.51 - $77.84