ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

PEOPLES FINANCIAL SERVICES CORP.'s Holding History (CIK: 0001056943)

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

Q4 2025

Shares 1,406 Value ($000) $369 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 1,486 Value ($000) $407 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 1,499 Value ($000) $404 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 2,323 Value ($000) $589 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 2,343 Value ($000) $549 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 2,448 Value ($000) $625 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 2,448 Value ($000) $583 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 2,549 Value ($000) $589 Avg Close $207.94 Range $189.63 - $227.85

Q4 2023

Shares 2,838 Value ($000) $563 Avg Close $175.85 Range $153.18 - $197.06

Q3 2023

Shares 2,938 Value ($000) $498 Avg Close $177.30 Range $163.22 - $186.52

Q2 2023

Shares 3,857 Value ($000) $720 Avg Close $167.31 Range $156.95 - $182.94

Q1 2023

Shares 4,064 Value ($000) $673 Avg Close $150.99 Range $139.35 - $161.29

Q4 2022

Shares 4,064 Value ($000) $592 Avg Close $141.81 Range $126.42 - $153.48

Q3 2022

Shares 4,360 Value ($000) $629 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 4,310 Value ($000) $662 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 4,260 Value ($000) $752 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 4,580 Value ($000) $1,074 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 4,580 Value ($000) $956 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 4,680 Value ($000) $964 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 4,680 Value ($000) $1,002 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 4,730 Value ($000) $1,024 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 4,535 Value ($000) $906 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 4,285 Value ($000) $852 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 2,675 Value ($000) $417 Avg Close $176.33 Range $117.17 - $198.13

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,406	$369	$265.71	$251.04 - $281.41
Q3 2025	1,486	$407	$270.32	$253.71 - $284.56
Q2 2025	1,499	$404	$252.35	$219.93 - $269.19
Q1 2025	2,323	$589	$249.61	$225.31 - $270.90
Q4 2024	2,343	$549	$245.53	$230.70 - $259.26
Q3 2024	2,448	$625	$241.07	$217.65 - $253.31
Q2 2024	2,448	$583	$227.14	$213.29 - $242.24
Q1 2024	2,549	$589	$207.94	$189.63 - $227.85
Q4 2023	2,838	$563	$175.85	$153.18 - $197.06
Q3 2023	2,938	$498	$177.30	$163.22 - $186.52
Q2 2023	3,857	$720	$167.31	$156.95 - $182.94
Q1 2023	4,064	$673	$150.99	$139.35 - $161.29
Q4 2022	4,064	$592	$141.81	$126.42 - $153.48
Q3 2022	4,360	$629	$156.07	$138.29 - $171.23
Q2 2022	4,310	$662	$158.99	$137.82 - $177.76
Q1 2022	4,260	$752	$179.54	$147.91 - $226.74
Q4 2021	4,580	$1,074	$215.53	$199.33 - $227.72
Q3 2021	4,580	$956	$208.54	$195.25 - $219.93
Q2 2021	4,680	$964	$206.33	$194.28 - $218.25
Q1 2021	4,680	$1,002	$201.55	$190.45 - $215.84
Q4 2020	4,730	$1,024	$197.47	$171.24 - $214.73
Q3 2020	4,535	$906	$188.44	$172.53 - $201.15
Q2 2020	4,285	$852	$182.16	$136.65 - $217.57
Q1 2020	2,675	$417	$176.33	$117.17 - $198.13