News & Events

is furnished and attached as Exhibit (99.1) and (ii) Supplemental Data to be used in connection with the conference call to be held discussing the first quarter results is furnished and attached as Exhibit (99.2), each of which is incorporated by reference herein. Ecolab also will publish the attached exhibits on its website located at www.ecolab.com. ​ Cautionary Statements Regarding Forward Looking Information . ​ Statements contained in this Current Report on Form 8-K, including statements…

Creation of a Direct Financial Obligation or an Obligation Under an Off-Balance Sheet Arrangement of a Registrant. ​ The information set forth above under

Entry into a Material Definitive Agreement . ​ Term Credit Agreement ​ On April 10, 2026, Ecolab Inc. (“Ecolab”) entered into a term credit agreement (the “Credit Agreement”) with various financial institutions, as lenders, and Citibank, N.A., as administrative agent, providing for a $4.75 billion unsecured committed delayed draw term loan credit facility. Under the terms of the Credit Agreement, Ecolab may only use the proceeds of loans under the Credit Agreement to (a) finance the previousl…

Results of Operations and Financial Condition . ​ Ecolab Inc. (“Ecolab” or the “Company”) is providing as an exhibit to this Current Report on Form 8-K a table (Exhibit 99.1) with supplemental unaudited reportable segment information for the years ended December 31, 2025 and December 31, 2024 reflecting international operations at the fixed currency exchange rates established by Company management at the beginning of 2026. The exhibit also reflects changes to the Company’s segment reporting s…

of Form 8-K and should not be deemed to be “filed” under the Securities Exchange Act of 1934. Exhibit No. Description Method Of Filing (99.1) Ecolab Inc. News Release dated March 20, 2026. Filed herewith electronically. (104) Cover Page Interactive Data File. Embedded within the Inline XBRL document. 2 SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . ​ On February 20, 2026, the Board of Directors (the “Board”) of Ecolab Inc. (the “Company”) appointed Christophe Beck to the position of President, Darrell R. Brown to the position of Co-Chief Operating Officer – Global Markets, and Gregory B. Cook to the position of Co-Chief Operating Officer – Global Businesses, each effective April 1, 2026. ​ M…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . ​ On February 18, 2026, Victoria J. Reich informed the Board that she would not stand for re-election at the Company's annual meeting to be held on May 7, 2026. Ms. Reich’s decision not to stand for re-election was not the result of any disagreement with the Company. Ms. Reich has been a valued colleague of the Board, and the Board would like to t…

Costs Associated with Exit or Disposal Activities . ​ On July 30, 2024, the Company announced the One Ecolab initiative, which will enhance its growth and margin expansion journey. As a program within this initiative, the Company also announced that it commenced a restructuring plan to leverage its digital technologies to realign the functional work done in many countries into global centers of excellence. On February 10, 2026, the Company announced the expansion of the One Ecolab initiative…

of Form 8-K and should not be deemed to be “filed” under the Securities Exchange Act of 1934. ​ ​ ​ ​ ​ ​ ​ ​ Exhibit No. ​ Description ​ Method Of Filing ​ ​ ​ ​ ​ ​ ​ (99.1) ​ Ecolab Inc. News Release dated February 10, 2026. ​ Filed herewith electronically. ​ ​ ​ ​ ​ ​ ​ (99.2) ​ Supplemental Data for Fourth Quarter dated February 10, 2026. ​ Filed herewith electronically. ​ ​ ​ ​ ​ ​ ​ (104) ​ Cover Page Interactive Data File. ​ Embedded within the Inline XBRL document. ​ ​ ​ 2 ​ SIGNATUR…

Other Events. On August 18, 2025, Ecolab Inc. (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”) with Citigroup Global Markets Inc., J.P. Morgan Securities LLC and Wells Fargo Securities, LLC, as representatives of the several Underwriters named therein (the “Underwriters”), pursuant to which the Company agreed to issue and sell to the Underwriters $500 million aggregate principal amount of its 5.000% Notes due 2035 (the “Notes”). On August 27, 2025, the Com…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . After leading Ecolab Inc.’s (the “Company”) world-class supply chain functions for the past five years, on July 14, 2025, Machiel Duijser tendered his resignation as Executive Vice President and Chief Supply Chain Officer of the Company, in order to accept a senior executive position at another publicly traded company. Mr. Duijser will depart the…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . ​ On February 20, 2025, Ecolab Inc. (the “Company”) filed a Current Report on Form 8-K (the “Initial 8 - K”) disclosing that on February 20, 2025, the board of directors of the Company (the “Board”) had appointed Michel Doukeris as a member of the Board. At the time of the Initial 8-K, the Boad had not determined Mr. Doukeris’ committee assignment…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . ​ ​ On February 21, 2024, Lanesha T. Minnix tendered her resignation as Executive Vice President, General Counsel and Secretary of Ecolab Inc. (the “Company”), in order to accept a position as chief legal officer at another publicly traded company. Ms. Minnix will continue in her current role until her departure on April 1, 2024. Ms. Minnix’s resi…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . ​ (b) Resignation of a Director ​ Following his appointment as the Interim President of the University of Minnesota, Jeffrey M. Ettinger resigned from the Board of Directors (the “Board”) of Ecolab Inc. (the “Company”), including his roles on the Company’s Compensation & Human Capital Management and Governance Committees, effective as of May 23, 2…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . ​ (e) On November 16, 2022, Ecolab Inc. (the “Company”) and Timothy P. Mulhere, Executive Vice President – Special Initiatives – Institutional of the Company, who will be leaving the Company effective December 31, 2022, entered into a separation agreement which includes, among other terms, compensation provisions, a release of claims by Mr. Mulher…

Other Events . ​ On November 3, 2022, the Ecolab Board of Directors authorized the repurchase by the Corporation of up to 10,000,000 additional shares of its common stock. Ecolab expects to conduct its purchases in the open market; in privately negotiated transactions from time-to-time, depending on market conditions; through purchases made in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934; and pursuant to accelerated share repurchase programs. Ecolab last increased its sh…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers . ​ On December 9, 2021, Ecolab Inc., a Delaware corporation (“Ecolab” or the “Company”), announced that Jennifer Bradway has been appointed to the position of senior vice president, Corporate Controller, and will serve as Ecolab’s principal accounting officer, effective January 1, 2022, succeeding Scott Kirkland. As previously announced, Mr. Kirkla…