Alfano Nicholas J.

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: 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: 0001972462-25-000005 · form4-12052025_091259.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,119

Underlying: Common Stock · 8,119 shares

Expires 2035-12-03

F3 · derivative.exercise_date: The option will be 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 · 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: 0001415889-25-005101 · form4-02212025_100202.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,457.166

F2 · 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: 0001415889-25-005101 · form4-02212025_100202.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,857.028

F1 · balance_after: The total includes 3.601 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: 0001415889-24-028478 · form4-12062024_091202.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,987

Underlying: Common Stock · 7,987 shares

Expires 2034-12-04

F2 · derivative.exercise_date: The option will be 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: 0001415889-24-028095 · form4-12032024_091239.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 · 4,418 shares

Expires 2024-12-01

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_price: On December 1, 2021, the reporting person was granted 4,418 restricted stock units, vesting as to 100% of the units on the third anniversary of the date of grant. Restricted stock units convert into common stock on a one-for-one basis.

F1 · derivative.exercise_date: On December 1, 2021, the reporting person was granted 4,418 restricted stock units, vesting as to 100% of the units on the third anniversary of the date of grant. Restricted stock units convert into common stock on a one-for-one basis.

F1 · derivative.expiration_date: On December 1, 2021, the reporting person was granted 4,418 restricted stock units, vesting as to 100% of the 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: 0001415889-24-028095 · form4-12032024_091239.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,528.427

F3 · 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: 0001415889-24-028095 · form4-12032024_091239.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,485.601

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 · price: On December 1, 2021, the reporting person was granted 4,418 restricted stock units, vesting as to 100% of the units on the third anniversary of the date of grant. Restricted stock units convert into common stock on a one-for-one basis.

F2 · balance_after: The total includes 2.904 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: 0001415889-24-022135 · form4-08232024_080835.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 · 2,652 shares

Expires 2025-12-02

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: 0001415889-24-022135 · form4-08232024_080835.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,064.697

SEC source: 0001415889-24-022135 · form4-08232024_080835.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,716.697

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 6.420 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: 0001415889-24-005035 · form4-02232024_090248.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,058.277

F2 · 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: 0001415889-24-005035 · form4-02232024_090248.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,515.277

F1 · balance_after: The total includes 3.723 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: 0001415889-23-016094 · form4-12082023_101215.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,605

Underlying: Common Stock · 11,605 shares

Expires 2033-12-06

F3 · derivative.exercise_date: The option will be 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: 0001415889-23-015745 · form4-12042023_091257.xml · derivative · entry 4

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,652

Underlying: Common Stock · 6,000 shares

Expires 2025-12-02

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 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: 0001415889-23-015745 · form4-12042023_091257.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,717

F1 · price: This transaction was executed in multiple trades at prices ranging from $189.60 to $189.73, 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: 0001415889-23-015745 · form4-12042023_091257.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,717

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: 0001415889-23-007910 · form4-05122023_090517.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 · 1,098 shares

Expires 2024-12-03

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 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: 0001415889-23-007910 · form4-05122023_090517.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,717

SEC source: 0001415889-23-007910 · form4-05122023_090517.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,815

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