ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

Robeco Schweiz AG's Holding History (CIK: 0001418427)

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

Q4 2025

Shares 231,059 Value ($000) $60,658 Avg Close $265.71 Range $251.04 - $281.41

Q3 2025

Shares 182,669 Value ($000) $50,026 Avg Close $270.32 Range $253.71 - $284.56

Q2 2025

Shares 186,680 Value ($000) $50,299 Avg Close $252.35 Range $219.93 - $269.19

Q1 2025

Shares 213,886 Value ($000) $54,224 Avg Close $249.61 Range $225.31 - $270.90

Q4 2024

Shares 268,028 Value ($000) $62,804 Avg Close $245.53 Range $230.70 - $259.26

Q3 2024

Shares 342,533 Value ($000) $87,459 Avg Close $241.07 Range $217.65 - $253.31

Q2 2024

Shares 372,267 Value ($000) $88,600 Avg Close $227.14 Range $213.29 - $242.24

Q1 2024

Shares 387,365 Value ($000) $89,443 Avg Close $207.94 Range $189.63 - $227.85

Q4 2023

Shares 416,619 Value ($000) $82,636 Avg Close $175.85 Range $153.18 - $197.06

Q3 2023

Shares 487,596 Value ($000) $82,599 Avg Close $177.30 Range $163.22 - $186.52

Q2 2023

Shares 459,202 Value ($000) $85,728 Avg Close $167.31 Range $156.95 - $182.94

Q1 2023

Shares 626,571 Value ($000) $103,716 Avg Close $150.99 Range $139.35 - $161.29

Q4 2022

Shares 626,900 Value ($000) $91,252 Avg Close $141.81 Range $126.42 - $153.48

Q3 2022

Shares 696,783 Value ($000) $100,629 Avg Close $156.07 Range $138.29 - $171.23

Q2 2022

Shares 887,222 Value ($000) $136,419 Avg Close $158.99 Range $137.82 - $177.76

Q1 2022

Shares 855,796 Value ($000) $151,099 Avg Close $179.54 Range $147.91 - $226.74

Q4 2021

Shares 594,919 Value ($000) $139,562 Avg Close $215.53 Range $199.33 - $227.72

Q3 2021

Shares 634,057 Value ($000) $132,277 Avg Close $208.54 Range $195.25 - $219.93

Q2 2021

Shares 563,274 Value ($000) $116,018 Avg Close $206.33 Range $194.28 - $218.25

Q1 2021

Shares 360,775 Value ($000) $77,231 Avg Close $201.55 Range $190.45 - $215.84

Q4 2020

Shares 258,464 Value ($000) $55,921 Avg Close $197.47 Range $171.24 - $214.73

Q3 2020

Shares 278,324 Value ($000) $55,620 Avg Close $188.44 Range $172.53 - $201.15

Q2 2020

Shares 266,324 Value ($000) $52,985 Avg Close $182.16 Range $136.65 - $217.57

Q1 2020

Shares 425,937 Value ($000) $68,746 Avg Close $176.33 Range $117.17 - $198.13

Q4 2019

Shares 384,713 Value ($000) $73,719 Avg Close $177.67 Range $169.74 - $186.58

Q3 2019

Shares 328,788 Value ($000) $65,031 Avg Close $187.16 Range $179.22 - $195.89

Q2 2019

Shares 369,810 Value ($000) $71,077 Avg Close $173.21 Range $164.99 - $187.12

Q1 2019

Shares 421,779 Value ($000) $74,461 Avg Close $150.92 Range $131.24 - $169.66

Q4 2018

Shares 441,476 Value ($000) $63,736 Avg Close $141.48 Range $126.10 - $150.86

Q3 2018

Shares 439,870 Value ($000) $68,985 Avg Close $137.00 Range $128.06 - $148.09

Q2 2018

Shares 278,215 Value ($000) $38,972 Avg Close $132.91 Range $122.30 - $138.58

Q1 2018

Shares 179,583 Value ($000) $24,615 Avg Close $123.54 Range $115.47 - $129.02

Q4 2017

Shares 145,671 Value ($000) $19,597 Avg Close $121.85 Range $117.53 - $126.30

Q3 2017

Shares 56,956 Value ($000) $7,363 Avg Close $120.10 Range $116.11 - $122.59

Q4 2015

Shares 70,143 Value ($000) $8,097 Avg Close $105.21 Range $98.01 - $109.49

Q3 2015

Shares 86,290 Value ($000) $9,350 Avg Close $99.79 Range $91.88 - $104.89

Q2 2015

Shares 87,981 Value ($000) $9,936 Avg Close $102.25 Range $97.79 - $105.41

Q2 2013

Shares 16,000 Value ($000) $1,371 Avg Close $73.48 Range $68.51 - $77.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	231,059	$60,658	$265.71	$251.04 - $281.41
Q3 2025	182,669	$50,026	$270.32	$253.71 - $284.56
Q2 2025	186,680	$50,299	$252.35	$219.93 - $269.19
Q1 2025	213,886	$54,224	$249.61	$225.31 - $270.90
Q4 2024	268,028	$62,804	$245.53	$230.70 - $259.26
Q3 2024	342,533	$87,459	$241.07	$217.65 - $253.31
Q2 2024	372,267	$88,600	$227.14	$213.29 - $242.24
Q1 2024	387,365	$89,443	$207.94	$189.63 - $227.85
Q4 2023	416,619	$82,636	$175.85	$153.18 - $197.06
Q3 2023	487,596	$82,599	$177.30	$163.22 - $186.52
Q2 2023	459,202	$85,728	$167.31	$156.95 - $182.94
Q1 2023	626,571	$103,716	$150.99	$139.35 - $161.29
Q4 2022	626,900	$91,252	$141.81	$126.42 - $153.48
Q3 2022	696,783	$100,629	$156.07	$138.29 - $171.23
Q2 2022	887,222	$136,419	$158.99	$137.82 - $177.76
Q1 2022	855,796	$151,099	$179.54	$147.91 - $226.74
Q4 2021	594,919	$139,562	$215.53	$199.33 - $227.72
Q3 2021	634,057	$132,277	$208.54	$195.25 - $219.93
Q2 2021	563,274	$116,018	$206.33	$194.28 - $218.25
Q1 2021	360,775	$77,231	$201.55	$190.45 - $215.84
Q4 2020	258,464	$55,921	$197.47	$171.24 - $214.73
Q3 2020	278,324	$55,620	$188.44	$172.53 - $201.15
Q2 2020	266,324	$52,985	$182.16	$136.65 - $217.57
Q1 2020	425,937	$68,746	$176.33	$117.17 - $198.13
Q4 2019	384,713	$73,719	$177.67	$169.74 - $186.58
Q3 2019	328,788	$65,031	$187.16	$179.22 - $195.89
Q2 2019	369,810	$71,077	$173.21	$164.99 - $187.12
Q1 2019	421,779	$74,461	$150.92	$131.24 - $169.66
Q4 2018	441,476	$63,736	$141.48	$126.10 - $150.86
Q3 2018	439,870	$68,985	$137.00	$128.06 - $148.09
Q2 2018	278,215	$38,972	$132.91	$122.30 - $138.58
Q1 2018	179,583	$24,615	$123.54	$115.47 - $129.02
Q4 2017	145,671	$19,597	$121.85	$117.53 - $126.30
Q3 2017	56,956	$7,363	$120.10	$116.11 - $122.59
Q4 2015	70,143	$8,097	$105.21	$98.01 - $109.49
Q3 2015	86,290	$9,350	$99.79	$91.88 - $104.89
Q2 2015	87,981	$9,936	$102.25	$97.79 - $105.41
Q2 2013	16,000	$1,371	$73.48	$68.51 - $77.84