Ecolab insider trade: 23,071 options exercised; sales disclosed

Rhea-AI Filing Summary

Ecolab (ECL) insider activity: Chairman & CEO Christophe Beck reported exercising 23,071 employee stock options at $119.12 on 11/12/2025 and selling common stock in two transactions: 17,252 shares at a weighted average price of $261.166 and 4,462 shares at $262.348. Following these trades, he directly holds 72,644.362 shares.

He also has 1,680.35 units in the Ecolab Savings Plan as of October 31, 2025, stated as equivalent to approximately 3,083 shares.

Insider Trade Summary

Net Seller: 21,714 shares ($5,676,233)

Net Sell 5 txns

Insider Beck Christophe

Role CHAIRMAN & CEO

Sold 21,714 shs ($5.68M)

Type	Security	Shares	Price	Value
Exercise	Employee Stock Option (Right to Buy)	23,071	$0.00	--
Exercise	Common Stock	23,071	$119.12	$2.75M
Sale	Common Stock	17,252	$261.166	$4.51M
Sale	Common Stock	4,462	$262.348	$1.17M
holding	Common Stock	--	--	--

Holdings After Transaction: Employee Stock Option (Right to Buy) — 23,071 shares (Direct); Common Stock — 94,358.362 shares (Direct); Common Stock — 1,680.35 shares (Indirect, By Ecolab Savings Plan)

Footnotes (1)

1. This transaction was executed in multiple trades at prices ranging from $260.905 to $261.540, 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. This transaction was executed in multiple trades at prices ranging from $262.020 to $262.550, 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. Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of October 31, 2025. Includes 29.308 UNITS acquired since the reporting person's last report. (The 1,680.350 UNITS are the equivalent of approximately 3,083 SHARES of the issuer's Common Stock.) 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 date of grant.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Beck Christophe

(Last) (First) (Middle)

1 ECOLAB PLACE

(Street)

ST. PAUL MN 55102

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ECOLAB INC. [ ECL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHAIRMAN & CEO

3. Date of Earliest Transaction (Month/Day/Year)
11/12/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/12/2025		M		23,071	A	$119.12	94,358.362	D
Common Stock	11/12/2025		S		17,252	D	$261.166(1)	77,106.362	D
Common Stock	11/12/2025		S		4,462	D	$262.348(2)	72,644.362	D
Common Stock								1,680.35(3)	I	By Ecolab Savings Plan

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	$119.12	11/12/2025		M			23,071	12/02/2016(4)	12/02/2025	Common Stock	23,071	$0	23,071	D

Explanation of Responses:

1. This transaction was executed in multiple trades at prices ranging from $260.905 to $261.540, 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.

2. This transaction was executed in multiple trades at prices ranging from $262.020 to $262.550, 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.

3. Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of October 31, 2025. Includes 29.308 UNITS acquired since the reporting person's last report. (The 1,680.350 UNITS are the equivalent of approximately 3,083 SHARES of the issuer's Common Stock.)

4. 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 date of grant.

	/s/ Corinne Lawson, as Attorney-in-Fact for Christophe Beck	11/13/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Ecolab (ECL) CEO Christophe Beck report on this Form 4?

He exercised 23,071 stock options at $119.12 and sold 17,252 shares at $261.166 and 4,462 shares at $262.348 on 11/12/2025.

How many Ecolab shares does the CEO hold after the transactions?

Direct beneficial ownership is reported as 72,644.362 shares after the transactions.

What were the sale price details disclosed for ECL shares?

Sales were executed at weighted average prices of $261.166 and $262.348, with trades across stated price ranges.

Were the option exercises part of an employee plan and at what price?

Yes. 23,071 employee stock options (right to buy) were exercised at $119.12 per share.

Does the CEO have indirect holdings related to Ecolab?

Yes. 1,680.35 units in the Ecolab Savings Plan as of October 31, 2025, stated as equivalent to approximately 3,083 shares.

What is the transaction date for these insider trades?

The reported transactions occurred on 11/12/2025.