4Filing Date: Aug 11, 2026

Ecolab (ECL)

Statement of Changes in Beneficial Ownership

View SEC Filing
ACC: 0001628280-26-055786
Total Value$1.30M
Trades2
Insiders1

Transaction Details

Cook Gregory B
Co-COO - Global Businesses·Direct
Sell · Dispose
Common Stock
Shares-4.57K
Price$285.13
Total Value$1.30M
Shares Owned After11.67K
Transaction DateAug 11, 2026
Footnotes ▸

This transaction was executed in multiple trades at prices ranging from $285.1277 to $285.265, inclusive. The price reported above reflects the weighted average purchase 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.

Cook Gregory B
Co-COO - Global Businesses·Indirect · By Ecolab Savings Plan
Common Stock
Shares0
Price-
Total Value$0
Shares Owned After3.62K
Footnotes ▸

Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of July 31, 2026. Includes 9.656 UNITS acquired since the reporting person's last report. (The 3,624.511 UNITS are the equivalent of approximately 6,650 SHARES of the issuer's Common Stock.)

Post-Transaction Holdings

Cook Gregory B · Co-COO - Global Businesses
SecuritySharesChange
Common Stock15.30K-4.57K (-22.99%)
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-11 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: ECOLAB INC. (ECL) CIK: 0000031462 --- Reporting Owner --- Name: Cook Gregory B CIK: 0001989181 Role: Officer (Co-COO - Global Businesses) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-11 | Code: S (Open market sale) Shares: -4,567.424 | Price: $285.13 Total Value: $1,302,300.47 Shares Owned After: 11,673.394 | Ownership: D (Direct) Footnotes: [F1] This transaction was executed in multiple trades at prices ranging from $285.1277 to $285.265, inclusive. The price reported above reflects the weighted average purchase 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. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) Footnotes: [F2] Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of July 31, 2026. Includes 9.656 UNITS acquired since the reporting person's last report. (The 3,624.511 UNITS are the equivalent of approximately 6,650 SHARES of the issuer's Common Stock.) --- Footnotes (Complete Index) --- F1: This transaction was executed in multiple trades at prices ranging from $285.1277 to $285.265, inclusive. The price reported above reflects the weighted average purchase 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. F2: Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of July 31, 2026. Includes 9.656 UNITS acquired since the reporting person's last report. (The 3,624.511 UNITS are the equivalent of approximately 6,650 SHARES of the issuer's Common Stock.) --- Signature --- /s/ /s/ Corinne Lawson, as Attorney-in-Fact for Gregory B. Cook (2026-08-11)

keid analysis is for reference only and does not constitute investment advice.