ECL

SEC source: 0001415889-25-019088 · form4-07022025_080747.xml · nonDerivative · entry 1

NOWELL LIONEL L III · CIK 0001180436 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,190.14

F1 · balance_after: Includes16.11 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-019085 · form4-07022025_080752.xml · nonDerivative · entry 1

McKibben Tracy B · CIK 0001584119 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,034.73

F1 · balance_after: Includes 20.11 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-019082 · form4-07022025_080737.xml · nonDerivative · entry 2

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,653.49

SEC source: 0001415889-25-019082 · form4-07022025_080737.xml · nonDerivative · entry 1

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,610.26

F1 · balance_after: Includes 18.60 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-019081 · form4-07022025_080740.xml · nonDerivative · entry 1

Gross Marion K. · CIK 0001942810 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76.26

SEC source: 0001415889-25-019079 · form4-07022025_080712.xml · nonDerivative · entry 2

Green Eric Mark · CIK 0001336007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,139.09

SEC source: 0001415889-25-019079 · form4-07022025_080712.xml · nonDerivative · entry 1

Green Eric Mark · CIK 0001336007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,003.57

F1 · balance_after: Includes 7.06 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-019078 · form4-07022025_080725.xml · nonDerivative · entry 1

Doukeris Michel D · CIK 0002058857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 185.81

SEC source: 0001415889-25-019076 · form4-07022025_080756.xml · nonDerivative · entry 2

Ballard Shari L · CIK 0001311220 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,558.15

SEC source: 0001415889-25-019076 · form4-07022025_080756.xml · nonDerivative · entry 1

Ballard Shari L · CIK 0001311220 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,431.97

F1 · balance_after: Includes 21.83 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-019073 · form4-07022025_080728.xml · nonDerivative · entry 1

Althoff Judson · CIK 0001868758 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 745.31

F1 · balance_after: Includes 1.32 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-017401 · form4-06162025_080633.xml · derivative · entry 3

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,000

Underlying: Common Stock · 1,300 shares

Expires 2026-05-05

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The option became exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full.

SEC source: 0001415889-25-017401 · form4-06162025_080633.xml · nonDerivative · entry 2

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,620.1

SEC source: 0001415889-25-017401 · form4-06162025_080633.xml · nonDerivative · entry 1

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,920.1

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001415889-25-013969 · form4-05212025_090549.xml · nonDerivative · entry 1

Cook Gregory B · CIK 0001989181 · EVP & PRES - INST GROUP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,070.38

F1 · kind: Represents a charitable donation of shares.

SEC source: 0001415889-25-013462 · form4-05162025_090513.xml · derivative · entry 4

Cook Gregory B · CIK 0001989181 · EVP & PRES - INST GROUP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,234 shares

Expires 2026-12-07

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Option granted under the Ecolab Inc. 2010 Stock Incentive Plan. The option became or becomes exercisable, on a cumulative basis, as to one-third of the option shares (excluding any fractional portion less than one share), on each of the first and second anniversaries of the date of grant and as to the remaining shares on the third anniversary of the date of grant. The date listed in the "Date Exercisable" column is the first anniversary of the date of grant.

SEC source: 0001415889-25-013462 · form4-05162025_090513.xml · nonDerivative · entry 2

Cook Gregory B · CIK 0001989181 · EVP & PRES - INST GROUP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,135.38

SEC source: 0001415889-25-013462 · form4-05162025_090513.xml · nonDerivative · entry 1

Cook Gregory B · CIK 0001989181 · EVP & PRES - INST GROUP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,369.38

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001415889-25-012916 · form4-05142025_090552.xml · derivative · entry 2

ZILLMER JOHN J · CIK 0001188262 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012914 · form4-05142025_090510.xml · derivative · entry 2

Vautrinot Suzanne M · CIK 0001589791 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012912 · form4-05142025_090545.xml · derivative · entry 2

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012908 · form4-05142025_090546.xml · derivative · entry 2

NOWELL LIONEL L III · CIK 0001180436 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012906 · form4-05142025_090552.xml · derivative · entry 2

McKibben Tracy B · CIK 0001584119 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012903 · form4-05142025_080501.xml · derivative · entry 4

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012899 · form4-05142025_080538.xml · derivative · entry 2

LARSON MICHAEL · CIK 0001098825 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012896 · form4-05142025_080554.xml · derivative · entry 1

Gross Marion K. · CIK 0001942810 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012893 · form4-05142025_080556.xml · derivative · entry 2

Green Eric Mark · CIK 0001336007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012891 · form4-05142025_080527.xml · derivative · entry 3

Doukeris Michel D · CIK 0002058857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154

Underlying: Common Stock · 154 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012891 · form4-05142025_080527.xml · derivative · entry 2

Doukeris Michel D · CIK 0002058857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012889 · form4-05142025_080504.xml · derivative · entry 2

Ballard Shari L · CIK 0001311220 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012886 · form4-05142025_080550.xml · derivative · entry 2

Althoff Judson · CIK 0001868758 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 810

Underlying: Common Stock · 810 shares

Expires 2035-05-12

F1 · derivative.exercise_date: The option will become exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant; provided, however, that if a Change in Control of the Company (as that term is defined in the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan) will occur, then the option will become immediately exercisable in full. The date listed in the Date Exercisable column represents the first vesting date.

SEC source: 0001415889-25-012528 · form4-05092025_080550.xml · nonDerivative · entry 1

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,465.48

SEC source: 0001415889-25-012526 · form4-05092025_080520.xml · derivative · entry 4

Alfano Nicholas J. · CIK 0001972462 · EVP & PRES - GLOBAL INDUSTRIAL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,930 shares

Expires 2026-12-07

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Option granted under the Ecolab Inc. 2010 Stock Incentive Plan. The option became or becomes exercisable, on a cumulative basis, as to one-third of the option shares (excluding any fractional portion less than one share), on each of the first and second anniversaries of the date of grant and as to the remaining shares on the third anniversary of the date of grant. The date listed in the "Date Exercisable" column is the first anniversary of the date of grant.

SEC source: 0001415889-25-012526 · form4-05092025_080520.xml · nonDerivative · entry 2

Alfano Nicholas J. · CIK 0001972462 · EVP & PRES - GLOBAL INDUSTRIAL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,708.166

SEC source: 0001415889-25-012526 · form4-05092025_080520.xml · nonDerivative · entry 1

Alfano Nicholas J. · CIK 0001972462 · EVP & PRES - GLOBAL INDUSTRIAL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,638.166

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Since the date of the reporting person's last ownership report, he transferred 10,749 shares of Ecolab common stock to his ex-spouse pursuant to a domestic relations order. The reporting person no longer reports as beneficially owned any securities owned by his ex-spouse.

SEC source: 0001415889-25-012168 · form4-05062025_100550.xml · nonDerivative · entry 1

Kirkland Scott D · CIK 0001779234 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,529.846

F1 · kind: Represents charitable donations of shares.

SEC source: 0001415889-25-009718 · form4-04022025_090430.xml · nonDerivative · entry 1

ZILLMER JOHN J · CIK 0001188262 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,096.46

F1 · balance_after: Includes 41.80 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009715 · form4-04022025_090450.xml · nonDerivative · entry 1

Vautrinot Suzanne M · CIK 0001589791 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,050.8

F1 · balance_after: Includes 21.94 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009712 · form4-04022025_090452.xml · nonDerivative · entry 1

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,620.1

F1 · balance_after: Includes 63.83 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009708 · form4-04022025_090400.xml · nonDerivative · entry 1

NOWELL LIONEL L III · CIK 0001180436 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,047.85

F1 · balance_after: Includes 15.80 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009705 · form4-04022025_090429.xml · nonDerivative · entry 1

McKibben Tracy B · CIK 0001584119 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,888.44

F1 · balance_after: Includes 19.82 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009700 · form4-04022025_090441.xml · nonDerivative · entry 2

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,965.48

SEC source: 0001415889-25-009700 · form4-04022025_090441.xml · nonDerivative · entry 1

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,919.51

F1 · balance_after: Includes 18.17 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009682 · form4-04022025_080429.xml · nonDerivative · entry 2

Green Eric Mark · CIK 0001336007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,870.33

SEC source: 0001415889-25-009682 · form4-04022025_080429.xml · nonDerivative · entry 1

Green Eric Mark · CIK 0001336007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,726.23

F1 · balance_after: Includes 6.28 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009695 · form4-04022025_090445.xml · nonDerivative · entry 1

LARSON MICHAEL · CIK 0001098825 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,095.2

F1 · balance_after: Includes 26.74 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009685 · form4-04022025_080452.xml · nonDerivative · entry 2

HIGGINS ARTHUR J · CIK 0001142083 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,865.54

SEC source: 0001415889-25-009685 · form4-04022025_080452.xml · nonDerivative · entry 1

HIGGINS ARTHUR J · CIK 0001142083 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,741.32

F1 · balance_after: Includes 72.09 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001415889-25-009678 · form4-04022025_080458.xml · nonDerivative · entry 1

Doukeris Michel D · CIK 0002058857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59.63

SEC source: 0001415889-25-009673 · form4-04022025_080404.xml · nonDerivative · entry 2

Ballard Shari L · CIK 0001311220 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,283.96