ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

BOK Financial Private Wealth, Inc.'s Holding History (CIK: 0001317348)

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

Q4 2025

Shares 7,453 Value ($000) $1,962 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 7,580 Value ($000) $2,081 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 7,670 Value ($000) $2,072 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 8,512 Value ($000) $2,164 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 8,678 Value ($000) $2,039 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 9,348 Value ($000) $2,392 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 10,254 Value ($000) $2,446 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 10,276 Value ($000) $2,379 Avg Close $207.94 Range $189.63 - $227.85

Q4 2023

Shares 11,132 Value ($000) $2,214 Avg Close $175.85 Range $153.18 - $197.06

Q3 2023

Shares 11,750 Value ($000) $1,997 Avg Close $177.30 Range $163.22 - $186.52

Q2 2023

Shares 13,090 Value ($000) $2,451 Avg Close $167.31 Range $156.95 - $182.94

Q1 2023

Shares 15,725 Value ($000) $2,611 Avg Close $150.99 Range $139.35 - $161.29

Q4 2022

Shares 15,830 Value ($000) $2,312 Avg Close $141.81 Range $126.42 - $153.48

Q3 2022

Shares 15,983 Value ($000) $2,316 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 15,862 Value ($000) $2,447 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 18,171 Value ($000) $3,208 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 17,956 Value ($000) $4,212 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 18,006 Value ($000) $3,756 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 17,918 Value ($000) $3,691 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 17,697 Value ($000) $3,788 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 18,025 Value ($000) $3,900 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 18,601 Value ($000) $3,717 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 20,039 Value ($000) $3,987 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 25,842 Value ($000) $4,027 Avg Close $176.33 Range $117.17 - $198.13

Q4 2019

Shares 36,250 Value ($000) $6,996 Avg Close $177.67 Range $169.74 - $186.58

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,453	$1,962	$265.71	$251.04 - $281.41
Q3 2025	7,580	$2,081	$270.32	$253.71 - $284.56
Q2 2025	7,670	$2,072	$252.35	$219.93 - $269.19
Q1 2025	8,512	$2,164	$249.61	$225.31 - $270.90
Q4 2024	8,678	$2,039	$245.53	$230.70 - $259.26
Q3 2024	9,348	$2,392	$241.07	$217.65 - $253.31
Q2 2024	10,254	$2,446	$227.14	$213.29 - $242.24
Q1 2024	10,276	$2,379	$207.94	$189.63 - $227.85
Q4 2023	11,132	$2,214	$175.85	$153.18 - $197.06
Q3 2023	11,750	$1,997	$177.30	$163.22 - $186.52
Q2 2023	13,090	$2,451	$167.31	$156.95 - $182.94
Q1 2023	15,725	$2,611	$150.99	$139.35 - $161.29
Q4 2022	15,830	$2,312	$141.81	$126.42 - $153.48
Q3 2022	15,983	$2,316	$156.07	$138.29 - $171.23
Q2 2022	15,862	$2,447	$158.99	$137.82 - $177.76
Q1 2022	18,171	$3,208	$179.54	$147.91 - $226.74
Q4 2021	17,956	$4,212	$215.53	$199.33 - $227.72
Q3 2021	18,006	$3,756	$208.54	$195.25 - $219.93
Q2 2021	17,918	$3,691	$206.33	$194.28 - $218.25
Q1 2021	17,697	$3,788	$201.55	$190.45 - $215.84
Q4 2020	18,025	$3,900	$197.47	$171.24 - $214.73
Q3 2020	18,601	$3,717	$188.44	$172.53 - $201.15
Q2 2020	20,039	$3,987	$182.16	$136.65 - $217.57
Q1 2020	25,842	$4,027	$176.33	$117.17 - $198.13
Q4 2019	36,250	$6,996	$177.67	$169.74 - $186.58