SEC INSIDER TRANSACTIONS

ECOLAB INC. (ECL) Insider Transactions

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ECL · ECOLAB INC.

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Roles: director,officer,ten_percent_owner,otherOwner nameOfficer titleOwnership: D, I, unknownoriginal or amendedTransaction fromTransaction throughFiled fromFiled throughMinimum quantityMaximum quantityMinimum priceMaximum priceMinimum calculated valueMaximum calculated valueResults per page (1–100)

OR within codes/roles; AND between categories. Roles apply to buyers and sellers. Owner predicates match the same owner. Missing values fail numeric/date filters. Value is quantity × reported price for non-derivative rows only; derivative values are unknown. Amendments stay separate; joint owners do not duplicate rows.

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Stale snapshot · Covered: filings 2026-05-14 to 2026-11-13 · 52 filings · fetched 2026-11-13T17:38:37Z

Recent reported activity

3purchase rows on this page

2sale rows on this page

74matching filing rows

Purchases and sales count original non-derivative P and S rows. Awards, gifts, exercises, derivatives and amendments are shown separately and are not described as market purchases.

Transaction / filed	Reporting owner(s)	Code / security	Quantity	Price as filed	Ownership	Source
2026-06-30Filed 2026-07-02	LARSON MICHAELDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Includes 28.40 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan. References: F1	A Award / grantCommon Stock · Non-derivative	130.18A	0	Direct	Form 4 ↗0001098825-26-000010
2026-06-11Filed 2026-06-15	Clark Benjamin M.Officer · EVP - Global Supply Chain Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 This transaction was executed in multiple trades at prices ranging from $263.800 to $263.840, 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. References: F1	P Purchase (market/private)Common Stock · Non-derivative	1,000A	263.831	Direct	Form 4 ↗0002082984-26-000002
2026-06-10Filed 2026-06-11	Doukeris Michel DDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 This transaction was executed in multiple trades at prices ranging from $257.97 to $258.00, 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. References: F1	P Purchase (market/private)Common Stock · Non-derivative	7,750A	258	Direct	Form 4 ↗0002058857-26-000008
2026-06-09Filed 2026-06-10	Brown Darrell ROfficer · Co-COO - Global Markets Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 This transaction was executed in multiple trades at prices ranging from $260.80 to $261.06, 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. F2 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 represents the first anniversary date of the grant. References: F2	M Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative	10,000D	0	Direct	Form 4 ↗0001727287-26-000007
2026-06-09Filed 2026-06-10	Brown Darrell ROfficer · Co-COO - Global Markets Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 This transaction was executed in multiple trades at prices ranging from $260.80 to $261.06, 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. F2 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 represents the first anniversary date of the grant. References: F1	S Sale (market/private)Common Stock · Non-derivative	10,000D	260.887	Direct	Form 4 ↗0001727287-26-000007
2026-06-09Filed 2026-06-10	Brown Darrell ROfficer · Co-COO - Global Markets Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 This transaction was executed in multiple trades at prices ranging from $260.80 to $261.06, 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. F2 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 represents the first anniversary date of the grant. References:	M Exercise / conversionCommon Stock · Non-derivative	10,000A	117.73	Direct	Form 4 ↗0001727287-26-000007
2026-05-27Filed 2026-05-27	Vautrinot Suzanne MDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. F2 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. The date listed in the Date Exercisable column represents the first vesting date. References:	S Sale (market/private)Common Stock · Non-derivative	1,004D	264.98	Direct	Form 4 ↗0001589791-26-000011
2026-05-22Filed 2026-05-27	Vautrinot Suzanne MDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. F2 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. The date listed in the Date Exercisable column represents the first vesting date. References: F2	M Exercise / conversionNon-Employee Stock Option (Right to Buy) · Derivative	2,000D	0	Direct	Form 4 ↗0001589791-26-000011
2026-05-22Filed 2026-05-27	Vautrinot Suzanne MDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. F2 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. The date listed in the Date Exercisable column represents the first vesting date. References: F1	F WithholdingCommon Stock · Non-derivative	996D	252.267	Direct	Form 4 ↗0001589791-26-000011
2026-05-22Filed 2026-05-27	Vautrinot Suzanne MDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. F2 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. The date listed in the Date Exercisable column represents the first vesting date. References:	M Exercise / conversionCommon Stock · Non-derivative	2,000A	125.665	Direct	Form 4 ↗0001589791-26-000011
2026-05-15Filed 2026-05-19	Doukeris Michel DDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0002058857-26-000006
2026-05-15Filed 2026-05-19	Gross Marion K.Director Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001942810-26-000006
2026-05-15Filed 2026-05-19	Althoff JudsonDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001868758-26-000006
2026-05-15Filed 2026-05-19	Vautrinot Suzanne MDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001589791-26-000007
2026-05-15Filed 2026-05-19	McKibben Tracy BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001584119-26-000017
2026-05-15Filed 2026-05-19	MacLennan DavidDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001498535-26-000010
2026-05-15Filed 2026-05-19	Green Eric MarkDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001336007-26-000006
2026-05-15Filed 2026-05-19	Ballard Shari LDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001311220-26-000006
2026-05-15Filed 2026-05-19	Whalen JulieDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option · Derivative	537A	0	Direct	Form 4 ↗0001274281-26-000006
2026-05-15Filed 2026-05-19	Whalen JulieDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001274281-26-000006
2026-05-15Filed 2026-05-19	ZILLMER JOHN JDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001188262-26-000007
2026-05-15Filed 2026-05-19	NOWELL LIONEL L IIIDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001180436-26-000006
2026-05-15Filed 2026-05-19	LARSON MICHAELDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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 earlier of the last day of the fourth three-month period following its date of grant or the company's next annual meeting date; 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. References: F1	A Award / grantNon-Employee Director Stock Option (Right to Buy) · Derivative	732A	0	Direct	Form 4 ↗0001098825-26-000008
2026-05-13Filed 2026-05-14	MacLennan DavidDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. References:	P Purchase (market/private)Common Stock · Non-derivative	1,000A	250.65	Direct	Form 4 ↗0001498535-26-000008

Imported instruments only. Joint owners do not multiply transactions. Amendments are separate filing rows, not additional trades. No aggregate trade totals are implied.