ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

BRIDGES INVESTMENT MANAGEMENT INC's Holding History (CIK: 0001007295)

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

Q4 2025

Shares 3,393 Value ($000) $891 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 3,342 Value ($000) $915 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 3,299 Value ($000) $889 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 3,292 Value ($000) $835 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 3,328 Value ($000) $780 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 3,330 Value ($000) $850 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 3,622 Value ($000) $862 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 2,075 Value ($000) $479 Avg Close $207.94 Range $189.63 - $227.85

Q4 2023

Shares 3,741 Value ($000) $742 Avg Close $175.85 Range $153.18 - $197.06

Q3 2023

Shares 3,180 Value ($000) $539 Avg Close $177.30 Range $163.22 - $186.52

Q2 2023

Shares 3,722 Value ($000) $695 Avg Close $167.31 Range $156.95 - $182.94

Q1 2023

Shares 10,205 Value ($000) $1,689 Avg Close $150.99 Range $139.35 - $161.29

Q4 2022

Shares 13,641 Value ($000) $1,986 Avg Close $141.81 Range $126.42 - $153.48

Q3 2022

Shares 15,183 Value ($000) $2,192 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 16,191 Value ($000) $2,489 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 16,696 Value ($000) $2,948 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 17,974 Value ($000) $4,217 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 19,149 Value ($000) $3,994 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 35,709 Value ($000) $7,355 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 39,639 Value ($000) $8,486 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 41,294 Value ($000) $8,935 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 43,819 Value ($000) $8,756 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 43,849 Value ($000) $8,724 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 44,824 Value ($000) $6,985 Avg Close $176.33 Range $117.17 - $198.13

Q4 2019

Shares 46,894 Value ($000) $9,050 Avg Close $177.67 Range $169.74 - $186.58

Q3 2019

Shares 49,120 Value ($000) $9,728 Avg Close $187.16 Range $179.22 - $195.89

Q2 2019

Shares 49,645 Value ($000) $9,803 Avg Close $173.21 Range $164.99 - $187.12

Q1 2019

Shares 49,320 Value ($000) $8,707 Avg Close $150.92 Range $131.24 - $169.66

Q4 2018

Shares 48,725 Value ($000) $7,179 Avg Close $141.48 Range $126.10 - $150.86

Q3 2018

Shares 50,625 Value ($000) $7,936 Avg Close $137.00 Range $128.06 - $148.09

Q2 2018

Shares 50,725 Value ($000) $7,118 Avg Close $132.91 Range $122.30 - $138.58

Q1 2018

Shares 50,975 Value ($000) $6,987 Avg Close $123.54 Range $115.47 - $129.02

Q4 2017

Shares 48,435 Value ($000) $6,500 Avg Close $121.85 Range $117.53 - $126.30

Q3 2017

Shares 40,383 Value ($000) $5,194 Avg Close $120.10 Range $116.11 - $122.59

Q2 2017

Shares 41,713 Value ($000) $5,537 Avg Close $117.68 Range $113.27 - $123.01

Q1 2017

Shares 42,040 Value ($000) $5,269 Avg Close $111.04 Range $106.47 - $114.69

Q4 2016

Shares 42,890 Value ($000) $5,027 Avg Close $105.98 Range $100.13 - $110.74

Q3 2016

Shares 41,155 Value ($000) $5,010 Avg Close $108.98 Range $105.46 - $112.42

Q2 2016

Shares 41,055 Value ($000) $4,870 Avg Close $104.92 Range $98.81 - $109.58

Q1 2016

Shares 41,365 Value ($000) $4,613 Avg Close $95.34 Range $88.43 - $102.02

Q4 2015

Shares 38,905 Value ($000) $4,450 Avg Close $105.21 Range $98.01 - $109.49

Q3 2015

Shares 32,915 Value ($000) $3,722 Avg Close $99.79 Range $91.88 - $104.89

Q2 2015

Shares 32,915 Value ($000) $3,722 Avg Close $102.25 Range $97.79 - $105.41

Q1 2015

Shares 29,865 Value ($000) $3,416 Avg Close $97.19 Range $86.65 - $103.73

Q4 2014

Shares 24,800 Value ($000) $2,592 Avg Close $96.70 Range $89.74 - $101.94

Q3 2014

Shares 17,225 Value ($000) $1,978 Avg Close $99.26 Range $94.57 - $104.65

Q2 2014

Shares 17,225 Value ($000) $1,918 Avg Close $94.25 Range $89.51 - $98.33

Q1 2014

Shares 16,621 Value ($000) $1,795 Avg Close $91.92 Range $85.62 - $98.30

Q4 2013

Shares 14,450 Value ($000) $1,507 Avg Close $90.95 Range $84.34 - $94.74

Q3 2013

Shares 14,450 Value ($000) $1,427 Avg Close $81.20 Range $74.57 - $86.97

Q2 2013

Shares 12,800 Value ($000) $1,090 Avg Close $73.48 Range $68.51 - $77.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,393	$891	$265.71	$251.04 - $281.41
Q3 2025	3,342	$915	$270.32	$253.71 - $284.56
Q2 2025	3,299	$889	$252.35	$219.93 - $269.19
Q1 2025	3,292	$835	$249.61	$225.31 - $270.90
Q4 2024	3,328	$780	$245.53	$230.70 - $259.26
Q3 2024	3,330	$850	$241.07	$217.65 - $253.31
Q2 2024	3,622	$862	$227.14	$213.29 - $242.24
Q1 2024	2,075	$479	$207.94	$189.63 - $227.85
Q4 2023	3,741	$742	$175.85	$153.18 - $197.06
Q3 2023	3,180	$539	$177.30	$163.22 - $186.52
Q2 2023	3,722	$695	$167.31	$156.95 - $182.94
Q1 2023	10,205	$1,689	$150.99	$139.35 - $161.29
Q4 2022	13,641	$1,986	$141.81	$126.42 - $153.48
Q3 2022	15,183	$2,192	$156.07	$138.29 - $171.23
Q2 2022	16,191	$2,489	$158.99	$137.82 - $177.76
Q1 2022	16,696	$2,948	$179.54	$147.91 - $226.74
Q4 2021	17,974	$4,217	$215.53	$199.33 - $227.72
Q3 2021	19,149	$3,994	$208.54	$195.25 - $219.93
Q2 2021	35,709	$7,355	$206.33	$194.28 - $218.25
Q1 2021	39,639	$8,486	$201.55	$190.45 - $215.84
Q4 2020	41,294	$8,935	$197.47	$171.24 - $214.73
Q3 2020	43,819	$8,756	$188.44	$172.53 - $201.15
Q2 2020	43,849	$8,724	$182.16	$136.65 - $217.57
Q1 2020	44,824	$6,985	$176.33	$117.17 - $198.13
Q4 2019	46,894	$9,050	$177.67	$169.74 - $186.58
Q3 2019	49,120	$9,728	$187.16	$179.22 - $195.89
Q2 2019	49,645	$9,803	$173.21	$164.99 - $187.12
Q1 2019	49,320	$8,707	$150.92	$131.24 - $169.66
Q4 2018	48,725	$7,179	$141.48	$126.10 - $150.86
Q3 2018	50,625	$7,936	$137.00	$128.06 - $148.09
Q2 2018	50,725	$7,118	$132.91	$122.30 - $138.58
Q1 2018	50,975	$6,987	$123.54	$115.47 - $129.02
Q4 2017	48,435	$6,500	$121.85	$117.53 - $126.30
Q3 2017	40,383	$5,194	$120.10	$116.11 - $122.59
Q2 2017	41,713	$5,537	$117.68	$113.27 - $123.01
Q1 2017	42,040	$5,269	$111.04	$106.47 - $114.69
Q4 2016	42,890	$5,027	$105.98	$100.13 - $110.74
Q3 2016	41,155	$5,010	$108.98	$105.46 - $112.42
Q2 2016	41,055	$4,870	$104.92	$98.81 - $109.58
Q1 2016	41,365	$4,613	$95.34	$88.43 - $102.02
Q4 2015	38,905	$4,450	$105.21	$98.01 - $109.49
Q3 2015	32,915	$3,722	$99.79	$91.88 - $104.89
Q2 2015	32,915	$3,722	$102.25	$97.79 - $105.41
Q1 2015	29,865	$3,416	$97.19	$86.65 - $103.73
Q4 2014	24,800	$2,592	$96.70	$89.74 - $101.94
Q3 2014	17,225	$1,978	$99.26	$94.57 - $104.65
Q2 2014	17,225	$1,918	$94.25	$89.51 - $98.33
Q1 2014	16,621	$1,795	$91.92	$85.62 - $98.30
Q4 2013	14,450	$1,507	$90.95	$84.34 - $94.74
Q3 2013	14,450	$1,427	$81.20	$74.57 - $86.97
Q2 2013	12,800	$1,090	$73.48	$68.51 - $77.84