Ecolab (ECL) director adds shares through stock awards and reinvestment

Rhea-AI Filing Summary

Ecolab Inc. director reported acquiring additional company stock on 12/31/2025. The filing shows two acquisitions of common stock: one for 128 shares at a price of $0, and another for 137.48 shares at a price of $263.675 per share. After these transactions, the director beneficially owned 3,674.66 shares of Ecolab common stock in direct ownership.

The total amount includes 7.47 shares acquired through a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan, indicating that a portion of the holding growth comes from automatic reinvestment of dividends rather than open-market purchases.

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^*

Green Eric Mark

(Last) (First) (Middle)

C/O ECOLAB INC.

1 ECOLAB PLACE

(Street)

SAINT 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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

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	12/31/2025		A		128	A	$0	3,537.18(1)	D
Common Stock	12/31/2025		A		137.48	A	$263.675	3,674.66	D

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

Explanation of Responses:

1. Includes 7.47 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

	/s/ Corinne Lawson, as Attorney-in-Fact for Erik M. Green	01/05/2026
	** 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.
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FAQ

What insider transaction did Ecolab (ECL) report in this Form 4?

A director of Ecolab Inc. reported acquiring common stock on 12/31/2025, including 128 shares at $0 and 137.48 shares at $263.675 per share.

How many Ecolab (ECL) shares does the reporting person own after the transactions?

Following the reported transactions, the director beneficially owned 3,674.66 shares of Ecolab Inc. common stock in direct ownership.

What is the significance of the $0 price in the Ecolab (ECL) insider transaction?

The filing lists one acquisition of 128 shares of Ecolab common stock at a price of $0, which typically reflects shares received without a cash purchase, such as through a plan or award mechanism.

Was dividend reinvestment involved in the Ecolab (ECL) director’s holdings change?

Yes. The beneficial ownership amount includes 7.47 shares acquired via the dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

Is the reporting person a 10% owner of Ecolab (ECL)?

No. The relationship box indicates the person is a Director, and the 10% Owner box is not marked.

Is this Ecolab (ECL) Form 4 filed for one or multiple reporting persons?

The form is marked as being filed by one reporting person, not by more than one reporting person.