ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q2 2025

Shares 4,200 Value ($000) $1,132 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 4,279 Value ($000) $1,085 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 4,019 Value ($000) $942 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 3,503 Value ($000) $894 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 3,516 Value ($000) $837 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 1,006 Value ($000) $232 Avg Close $207.94 Range $189.63 - $227.85

Q3 2022

Shares 1,822 Value ($000) $264 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 17,282 Value ($000) $2,658 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 45,591 Value ($000) $8,050 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 130,451 Value ($000) $30,604 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 139,599 Value ($000) $29,124 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 183,004 Value ($000) $37,695 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 209,089 Value ($000) $44,761 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 219,871 Value ($000) $47,572 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 152,579 Value ($000) $30,492 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 59,409 Value ($000) $11,821 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 25,256 Value ($000) $3,937 Avg Close $176.33 Range $117.17 - $198.13

Q4 2019

Shares 46,689 Value ($000) $9,012 Avg Close $177.67 Range $169.74 - $186.58

Q3 2019

Shares 45,289 Value ($000) $8,970 Avg Close $187.16 Range $179.22 - $195.89

Q2 2019

Shares 49,290 Value ($000) $9,733 Avg Close $173.21 Range $164.99 - $187.12

Q1 2019

Shares 36,910 Value ($000) $6,517 Avg Close $150.92 Range $131.24 - $169.66

Q4 2018

Shares 28,010 Value ($000) $4,128 Avg Close $141.48 Range $126.10 - $150.86

Q3 2018

Shares 28,510 Value ($000) $4,470 Avg Close $137.00 Range $128.06 - $148.09

Q2 2018

Shares 28,510 Value ($000) $4,001 Avg Close $132.91 Range $122.30 - $138.58

Q1 2018

Shares 29,169 Value ($000) $3,999 Avg Close $123.54 Range $115.47 - $129.02

Q4 2017

Shares 33,275 Value ($000) $4,465 Avg Close $121.85 Range $117.53 - $126.30

Q3 2017

Shares 41,420 Value ($000) $5,328 Avg Close $120.10 Range $116.11 - $122.59

Q2 2017

Shares 33,420 Value ($000) $4,437 Avg Close $117.68 Range $113.27 - $123.01

Q1 2017

Shares 44,020 Value ($000) $5,518 Avg Close $111.04 Range $106.47 - $114.69

Q4 2016

Shares 44,316 Value ($000) $5,195 Avg Close $105.98 Range $100.13 - $110.74

Q3 2016

Shares 28,413 Value ($000) $3,459 Avg Close $108.98 Range $105.46 - $112.42

Q2 2016

Shares 7,210 Value ($000) $856 Avg Close $104.92 Range $98.81 - $109.58

Q2 2014

Shares 2,802 Value ($000) $312 Avg Close $94.25 Range $89.51 - $98.33

Q4 2013

Shares 5,805 Value ($000) $606 Avg Close $90.95 Range $84.34 - $94.74

Q3 2013

Shares 5,808 Value ($000) $574 Avg Close $81.20 Range $74.57 - $86.97

Q2 2013

Shares 5,808 Value ($000) $495 Avg Close $73.48 Range $68.51 - $77.84

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	4,200	$1,132	$252.35	$219.93 - $269.19
Q1 2025	4,279	$1,085	$249.61	$225.31 - $270.90
Q4 2024	4,019	$942	$245.53	$230.70 - $259.26
Q3 2024	3,503	$894	$241.07	$217.65 - $253.31
Q2 2024	3,516	$837	$227.14	$213.29 - $242.24
Q1 2024	1,006	$232	$207.94	$189.63 - $227.85
Q3 2022	1,822	$264	$156.07	$138.29 - $171.23
Q2 2022	17,282	$2,658	$158.99	$137.82 - $177.76
Q1 2022	45,591	$8,050	$179.54	$147.91 - $226.74
Q4 2021	130,451	$30,604	$215.53	$199.33 - $227.72
Q3 2021	139,599	$29,124	$208.54	$195.25 - $219.93
Q2 2021	183,004	$37,695	$206.33	$194.28 - $218.25
Q1 2021	209,089	$44,761	$201.55	$190.45 - $215.84
Q4 2020	219,871	$47,572	$197.47	$171.24 - $214.73
Q3 2020	152,579	$30,492	$188.44	$172.53 - $201.15
Q2 2020	59,409	$11,821	$182.16	$136.65 - $217.57
Q1 2020	25,256	$3,937	$176.33	$117.17 - $198.13
Q4 2019	46,689	$9,012	$177.67	$169.74 - $186.58
Q3 2019	45,289	$8,970	$187.16	$179.22 - $195.89
Q2 2019	49,290	$9,733	$173.21	$164.99 - $187.12
Q1 2019	36,910	$6,517	$150.92	$131.24 - $169.66
Q4 2018	28,010	$4,128	$141.48	$126.10 - $150.86
Q3 2018	28,510	$4,470	$137.00	$128.06 - $148.09
Q2 2018	28,510	$4,001	$132.91	$122.30 - $138.58
Q1 2018	29,169	$3,999	$123.54	$115.47 - $129.02
Q4 2017	33,275	$4,465	$121.85	$117.53 - $126.30
Q3 2017	41,420	$5,328	$120.10	$116.11 - $122.59
Q2 2017	33,420	$4,437	$117.68	$113.27 - $123.01
Q1 2017	44,020	$5,518	$111.04	$106.47 - $114.69
Q4 2016	44,316	$5,195	$105.98	$100.13 - $110.74
Q3 2016	28,413	$3,459	$108.98	$105.46 - $112.42
Q2 2016	7,210	$856	$104.92	$98.81 - $109.58
Q2 2014	2,802	$312	$94.25	$89.51 - $98.33
Q4 2013	5,805	$606	$90.95	$84.34 - $94.74
Q3 2013	5,808	$574	$81.20	$74.57 - $86.97
Q2 2013	5,808	$495	$73.48	$68.51 - $77.84