ECL

SEC source: 0001779234-26-000002 · form4-02202026_090247.xml · nonDerivative · entry 2

Kirkland Scott D · CIK 0001779234 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,313.412

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0001779234-26-000002 · form4-02202026_090247.xml · nonDerivative · entry 1

Kirkland Scott D · CIK 0001779234 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,269.846

SEC source: 0001844358-26-000002 · form4-02202026_090204.xml · nonDerivative · entry 2

De Boo Alexander A. · CIK 0001844358 · EVP & PRES - GLOBAL MARKETS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,970.94

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0001844358-26-000002 · form4-02202026_090204.xml · nonDerivative · entry 1

De Boo Alexander A. · CIK 0001844358 · EVP & PRES - GLOBAL MARKETS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,096.604

SEC source: 0002048754-26-000002 · form4-02202026_090211.xml · nonDerivative · entry 2

Hlila Alexandra M A · CIK 0002048754 · EVP & GM - GLOBAL PEST

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 378.698

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0002048754-26-000002 · form4-02202026_090211.xml · nonDerivative · entry 1

Hlila Alexandra M A · CIK 0002048754 · EVP & GM - GLOBAL PEST

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 593.216

SEC source: 0001989181-26-000002 · form4-02202026_090210.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,392.394

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0001989181-26-000002 · form4-02202026_090210.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,458.38

SEC source: 0001727287-26-000002 · form4-02202026_090242.xml · nonDerivative · entry 2

Brown Darrell R · CIK 0001727287 · PRESIDENT & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,733.364

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0001727287-26-000002 · form4-02202026_090242.xml · nonDerivative · entry 1

Brown Darrell R · CIK 0001727287 · PRESIDENT & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,997.563

SEC source: 0001902394-26-000006 · form4-02202026_090244.xml · nonDerivative · entry 2

Bradway Jennifer J · CIK 0001902394 · SVP & CORPORATE CONTROLLER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,058.274

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0001902394-26-000006 · form4-02202026_090244.xml · nonDerivative · entry 1

Bradway Jennifer J · CIK 0001902394 · SVP & CORPORATE CONTROLLER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,654.362

SEC source: 0001972462-26-000006 · form4-02202026_090256.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,948.152

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0001972462-26-000006 · form4-02202026_090256.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,923.639

SEC source: 0002027855-26-000002 · form4-02202026_090207.xml · nonDerivative · entry 2

Boone Jandeen M · CIK 0002027855 · EVP, GC & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 944.4

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0002027855-26-000002 · form4-02202026_090207.xml · nonDerivative · entry 1

Boone Jandeen M · CIK 0002027855 · EVP, GC & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,145.201

SEC source: 0001471500-26-000002 · form4-02202026_090239.xml · nonDerivative · entry 2

Beck Christophe · CIK 0001471500 · Director · CHAIRMAN & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,961.118

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

SEC source: 0001471500-26-000002 · form4-02202026_090239.xml · nonDerivative · entry 1

Beck Christophe · CIK 0001471500 · Director · CHAIRMAN & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,052.362

SEC source: 0001972462-26-000004 · form4-02182026_090256.xml · derivative · entry 4

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common stock · 9,501 shares

Expires 2027-12-06

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.

F4 · derivative.exercise_date: Option granted under the Ecolab Inc. 2010 Stock Incentive Plan. The option became 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: 0001972462-26-000004 · form4-02182026_090256.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,721.639

F2 · price: This transaction was executed in multiple trades at prices ranging from $303.49 to $303.65, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001972462-26-000004 · form4-02182026_090256.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,222.639

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: The total includes 3.5 shares resulting from automatic dividend reinvestment in transactions exempt pursuant to Rule 16a-11 under Section 16 of the Securities Exchange Act of 1934 since the reporting person's last report.

SEC source: 0001188262-26-000003 · form4-02172026_090227.xml · derivative · entry 3

ZILLMER JOHN J · CIK 0001188262 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,300 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.

F2 · 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: 0001188262-26-000003 · form4-02172026_090227.xml · nonDerivative · entry 2

ZILLMER JOHN J · CIK 0001188262 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,012.24

F1 · kind: Reflects the reporting person's payment of the exercise price for a stock option issued in accordance with Rule 16b-3 by delivering or withholding shares of Ecolab common stock.

SEC source: 0001188262-26-000003 · form4-02172026_090227.xml · nonDerivative · entry 1

ZILLMER JOHN J · CIK 0001188262 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,891.24

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: 0001217635-26-000006 · form4-02172026_090204.xml · derivative · entry 3

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

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: 0001217635-26-000006 · form4-02172026_090204.xml · nonDerivative · entry 2

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,175.69

SEC source: 0001217635-26-000006 · form4-02172026_090204.xml · nonDerivative · entry 1

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,175.69

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: 0001902394-26-000004 · form4-02172026_090210.xml · derivative · entry 3

Bradway Jennifer J · CIK 0001902394 · SVP & CORPORATE CONTROLLER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 950 shares

Expires 2027-12-06

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 option shares on the third anniversary of the date of grant. The date listed is the first anniversary of the date of grant.

SEC source: 0001902394-26-000004 · form4-02172026_090210.xml · nonDerivative · entry 2

Bradway Jennifer J · CIK 0001902394 · SVP & CORPORATE CONTROLLER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,706.362

SEC source: 0001902394-26-000004 · form4-02172026_090210.xml · nonDerivative · entry 1

Bradway Jennifer J · CIK 0001902394 · SVP & CORPORATE CONTROLLER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,319.362

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: The total includes 11.55 shares resulting from automatic dividend reinvestment in transactions exempt pursuant to Rule 16a-11 under Section 16 of the Securities Exchange Act of 1934.

SEC source: 0001188262-26-000001 · form4-01052026_100152.xml · nonDerivative · entry 1

ZILLMER JOHN J · CIK 0001188262 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,591.24

F1 · balance_after: Includes 37.38 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001274281-26-000002 · form4-01052026_100120.xml · nonDerivative · entry 1

Whalen Julie · CIK 0001274281 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 203.01

SEC source: 0001589791-26-000002 · form4-01052026_100101.xml · nonDerivative · entry 1

Vautrinot Suzanne M · CIK 0001589791 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,490.79

F1 · balance_after: Includes 20.08 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001217635-26-000002 · form4-01052026_100115.xml · nonDerivative · entry 1

REICH VICTORIA · CIK 0001217635 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,175.69

F1 · balance_after: Includes 56.58 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001180436-26-000002 · form4-01052026_100129.xml · nonDerivative · entry 1

NOWELL LIONEL L III · CIK 0001180436 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,470.89

F1 · balance_after: Includes 14.73 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001584119-26-000004 · form4-01052026_100104.xml · nonDerivative · entry 1

McKibben Tracy B · CIK 0001584119 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,322.58

F1 · balance_after: Includes 18.23 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001498535-26-000002 · form4-01052026_100147.xml · nonDerivative · entry 2

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,224.05

SEC source: 0001498535-26-000002 · form4-01052026_100147.xml · nonDerivative · entry 1

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,180.2

F1 · balance_after: Includes 17.12 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001098825-26-000002 · form4-01052026_100152.xml · nonDerivative · entry 1

LARSON MICHAEL · CIK 0001098825 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,548.43

F1 · balance_after: Includes 24.26 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001942810-26-000002 · form4-01052026_090150.xml · nonDerivative · entry 1

Gross Marion K. · CIK 0001942810 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 327.67

F1 · balance_after: Includes 0.18 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001336007-26-000002 · form4-01052026_090154.xml · nonDerivative · entry 2

Green Eric Mark · CIK 0001336007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,674.66

SEC source: 0001336007-26-000002 · form4-01052026_090154.xml · nonDerivative · entry 1

Green Eric Mark · CIK 0001336007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,537.18

F1 · balance_after: Includes 7.47 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0002058857-26-000002 · form4-01052026_090154.xml · nonDerivative · entry 1

Doukeris Michel D · CIK 0002058857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 437.63

F1 · balance_after: Includes 0.44 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001311220-26-000002 · form4-01052026_090102.xml · nonDerivative · entry 2

Ballard Shari L · CIK 0001311220 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,101.24

SEC source: 0001311220-26-000002 · form4-01052026_090102.xml · nonDerivative · entry 1

Ballard Shari L · CIK 0001311220 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,973.24

F1 · balance_after: Includes 20.36 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001868758-26-000002 · form4-01052026_090148.xml · nonDerivative · entry 1

Althoff Judson · CIK 0001868758 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 999.82

F1 · balance_after: Includes 1.77 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001498535-25-000013 · form4-12082025_091200.xml · nonDerivative · entry 1

MacLennan David · CIK 0001498535 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,035.08

SEC source: 0002044800-25-000007 · form4-12052025_091203.xml · derivative · entry 4

Saluja Harpreet · CIK 0002044800 · EVP - CORP STRAT & BUS DEV

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,662

Underlying: Common Stock · 1,331 shares

Expires 2027-12-04

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_price: Represents the first (out of three) vesting of units from an initial grant of 3,993 restricted stock units made on December 4, 2024. The vesting schedule for the original grant provided for the units to vest, subject to continued employment, as to one-third of the units (excluding any fractional portion less than one unit), on each of the first and second anniversaries of the date of grant and as to the remaining units on the third anniversary of the date of grant. Restricted stock units convert into common stock on a one-for-one basis.

F3 · price: Represents the first (out of three) vesting of units from an initial grant of 3,993 restricted stock units made on December 4, 2024. The vesting schedule for the original grant provided for the units to vest, subject to continued employment, as to one-third of the units (excluding any fractional portion less than one unit), on each of the first and second anniversaries of the date of grant and as to the remaining units on the third anniversary of the date of grant. Restricted stock units convert into common stock on a one-for-one basis.

F3 · derivative.exercise_date: Represents the first (out of three) vesting of units from an initial grant of 3,993 restricted stock units made on December 4, 2024. The vesting schedule for the original grant provided for the units to vest, subject to continued employment, as to one-third of the units (excluding any fractional portion less than one unit), on each of the first and second anniversaries of the date of grant and as to the remaining units on the third anniversary of the date of grant. Restricted stock units convert into common stock on a one-for-one basis.

F3 · derivative.expiration_date: Represents the first (out of three) vesting of units from an initial grant of 3,993 restricted stock units made on December 4, 2024. The vesting schedule for the original grant provided for the units to vest, subject to continued employment, as to one-third of the units (excluding any fractional portion less than one unit), on each of the first and second anniversaries of the date of grant and as to the remaining units on the third anniversary of the date of grant. Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0002044800-25-000007 · form4-12052025_091203.xml · nonDerivative · entry 2

Saluja Harpreet · CIK 0002044800 · EVP - CORP STRAT & BUS DEV

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 923.714

F1 · kind: Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of restricted stock units in accordance with Rule 16b-3.

SEC source: 0002044800-25-000007 · form4-12052025_091203.xml · nonDerivative · entry 1

Saluja Harpreet · CIK 0002044800 · EVP - CORP STRAT & BUS DEV

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,331

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.