ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

BOSTON FAMILY OFFICE LLC's Holding History (CIK: 0001039807)

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

Q4 2025

Shares 94,129 Value ($000) $25 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 94,546 Value ($000) $26 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 96,572 Value ($000) $26 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 96,681 Value ($000) $25 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 98,807 Value ($000) $23 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 100,317 Value ($000) $26 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 100,851 Value ($000) $24 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 101,811 Value ($000) $24 Avg Close $207.94 Range $189.63 - $227.85

Q4 2023

Shares 102,753 Value ($000) $20 Avg Close $175.85 Range $153.18 - $197.06

Q3 2023

Shares 104,875 Value ($000) $18 Avg Close $177.30 Range $163.22 - $186.52

Q2 2023

Shares 104,762 Value ($000) $20 Avg Close $167.31 Range $156.95 - $182.94

Q1 2023

Shares 107,810 Value ($000) $18 Avg Close $150.99 Range $139.35 - $161.29

Q4 2022

Shares 109,180 Value ($000) $16 Avg Close $141.81 Range $126.42 - $153.48

Q3 2022

Shares 111,053 Value ($000) $16,038 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 110,324 Value ($000) $16,963 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 109,945 Value ($000) $19,412 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 110,059 Value ($000) $25,819 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 108,882 Value ($000) $22,715 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 108,258 Value ($000) $22,298 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 108,007 Value ($000) $23,113 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 108,590 Value ($000) $23,494 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 108,629 Value ($000) $21,708 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 109,582 Value ($000) $21,801 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 103,714 Value ($000) $16,162 Avg Close $176.33 Range $117.17 - $198.13

Q4 2019

Shares 102,109 Value ($000) $19,706 Avg Close $177.67 Range $169.74 - $186.58

Q3 2019

Shares 103,638 Value ($000) $20,524 Avg Close $187.16 Range $179.22 - $195.89

Q2 2019

Shares 103,774 Value ($000) $20,489 Avg Close $173.21 Range $164.99 - $187.12

Q1 2019

Shares 104,324 Value ($000) $18,417 Avg Close $150.92 Range $131.24 - $169.66

Q4 2018

Shares 104,267 Value ($000) $15,364 Avg Close $141.48 Range $126.10 - $150.86

Q3 2018

Shares 106,372 Value ($000) $16,677 Avg Close $137.00 Range $128.06 - $148.09

Q2 2018

Shares 106,616 Value ($000) $14,961 Avg Close $132.91 Range $122.30 - $138.58

Q1 2018

Shares 107,490 Value ($000) $14,734 Avg Close $123.54 Range $115.47 - $129.02

Q4 2017

Shares 109,186 Value ($000) $14,651 Avg Close $121.85 Range $117.53 - $126.30

Q3 2017

Shares 109,779 Value ($000) $14,119 Avg Close $120.10 Range $116.11 - $122.59

Q2 2017

Shares 109,383 Value ($000) $14,521 Avg Close $117.68 Range $113.27 - $123.01

Q1 2017

Shares 110,693 Value ($000) $13,874 Avg Close $111.04 Range $106.47 - $114.69

Q4 2016

Shares 115,926 Value ($000) $13,589 Avg Close $105.98 Range $100.13 - $110.74

Q3 2016

Shares 116,041 Value ($000) $14,125 Avg Close $108.98 Range $105.46 - $112.42

Q2 2016

Shares 117,682 Value ($000) $13,957 Avg Close $104.92 Range $98.81 - $109.58

Q1 2016

Shares 117,854 Value ($000) $13,143 Avg Close $95.34 Range $88.43 - $102.02

Q4 2015

Shares 77,947 Value ($000) $8,916 Avg Close $105.21 Range $98.01 - $109.49

Q3 2015

Shares 77,122 Value ($000) $8,462 Avg Close $99.79 Range $91.88 - $104.89

Q2 2015

Shares 75,160 Value ($000) $8,498 Avg Close $102.25 Range $97.79 - $105.41

Q1 2015

Shares 74,338 Value ($000) $8,503 Avg Close $97.19 Range $86.65 - $103.73

Q4 2014

Shares 67,842 Value ($000) $7,091 Avg Close $96.70 Range $89.74 - $101.94

Q3 2014

Shares 63,410 Value ($000) $7,281 Avg Close $99.26 Range $94.57 - $104.65

Q2 2014

Shares 63,207 Value ($000) $7,037 Avg Close $94.25 Range $89.51 - $98.33

Q1 2014

Shares 61,624 Value ($000) $6,655 Avg Close $91.92 Range $85.62 - $98.30

Q4 2013

Shares 61,385 Value ($000) $6,401 Avg Close $90.95 Range $84.34 - $94.74

Q3 2013

Shares 59,720 Value ($000) $5,898 Avg Close $81.20 Range $74.57 - $86.97

Q2 2013

Shares 58,570 Value ($000) $4,990 Avg Close $73.48 Range $68.51 - $77.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	94,129	$25	$265.71	$251.04 - $281.41
Q3 2025	94,546	$26	$270.32	$253.71 - $284.56
Q2 2025	96,572	$26	$252.35	$219.93 - $269.19
Q1 2025	96,681	$25	$249.61	$225.31 - $270.90
Q4 2024	98,807	$23	$245.53	$230.70 - $259.26
Q3 2024	100,317	$26	$241.07	$217.65 - $253.31
Q2 2024	100,851	$24	$227.14	$213.29 - $242.24
Q1 2024	101,811	$24	$207.94	$189.63 - $227.85
Q4 2023	102,753	$20	$175.85	$153.18 - $197.06
Q3 2023	104,875	$18	$177.30	$163.22 - $186.52
Q2 2023	104,762	$20	$167.31	$156.95 - $182.94
Q1 2023	107,810	$18	$150.99	$139.35 - $161.29
Q4 2022	109,180	$16	$141.81	$126.42 - $153.48
Q3 2022	111,053	$16,038	$156.07	$138.29 - $171.23
Q2 2022	110,324	$16,963	$158.99	$137.82 - $177.76
Q1 2022	109,945	$19,412	$179.54	$147.91 - $226.74
Q4 2021	110,059	$25,819	$215.53	$199.33 - $227.72
Q3 2021	108,882	$22,715	$208.54	$195.25 - $219.93
Q2 2021	108,258	$22,298	$206.33	$194.28 - $218.25
Q1 2021	108,007	$23,113	$201.55	$190.45 - $215.84
Q4 2020	108,590	$23,494	$197.47	$171.24 - $214.73
Q3 2020	108,629	$21,708	$188.44	$172.53 - $201.15
Q2 2020	109,582	$21,801	$182.16	$136.65 - $217.57
Q1 2020	103,714	$16,162	$176.33	$117.17 - $198.13
Q4 2019	102,109	$19,706	$177.67	$169.74 - $186.58
Q3 2019	103,638	$20,524	$187.16	$179.22 - $195.89
Q2 2019	103,774	$20,489	$173.21	$164.99 - $187.12
Q1 2019	104,324	$18,417	$150.92	$131.24 - $169.66
Q4 2018	104,267	$15,364	$141.48	$126.10 - $150.86
Q3 2018	106,372	$16,677	$137.00	$128.06 - $148.09
Q2 2018	106,616	$14,961	$132.91	$122.30 - $138.58
Q1 2018	107,490	$14,734	$123.54	$115.47 - $129.02
Q4 2017	109,186	$14,651	$121.85	$117.53 - $126.30
Q3 2017	109,779	$14,119	$120.10	$116.11 - $122.59
Q2 2017	109,383	$14,521	$117.68	$113.27 - $123.01
Q1 2017	110,693	$13,874	$111.04	$106.47 - $114.69
Q4 2016	115,926	$13,589	$105.98	$100.13 - $110.74
Q3 2016	116,041	$14,125	$108.98	$105.46 - $112.42
Q2 2016	117,682	$13,957	$104.92	$98.81 - $109.58
Q1 2016	117,854	$13,143	$95.34	$88.43 - $102.02
Q4 2015	77,947	$8,916	$105.21	$98.01 - $109.49
Q3 2015	77,122	$8,462	$99.79	$91.88 - $104.89
Q2 2015	75,160	$8,498	$102.25	$97.79 - $105.41
Q1 2015	74,338	$8,503	$97.19	$86.65 - $103.73
Q4 2014	67,842	$7,091	$96.70	$89.74 - $101.94
Q3 2014	63,410	$7,281	$99.26	$94.57 - $104.65
Q2 2014	63,207	$7,037	$94.25	$89.51 - $98.33
Q1 2014	61,624	$6,655	$91.92	$85.62 - $98.30
Q4 2013	61,385	$6,401	$90.95	$84.34 - $94.74
Q3 2013	59,720	$5,898	$81.20	$74.57 - $86.97
Q2 2013	58,570	$4,990	$73.48	$68.51 - $77.84