Ecolab (NYSE: ECL) EVP Margeaux King awarded 6,495 stock options at $268.515

Rhea-AI Filing Summary

Ecolab Inc. reported a routine insider equity award for executive Margeaux King, who serves as EVP - Human Resources. On 12/03/2025, King received an employee stock option grant covering 6,495 shares of Ecolab common stock with an exercise price of $268.515 per share.

The options begin to vest on a cumulative basis as to one-third of the shares on the first and second anniversaries of the grant date, with the remaining shares vesting on the third anniversary. The first exercisable date is 12/03/2026, and the options expire on 12/03/2035. The filing indicates King holds these derivative securities in direct ownership.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider King Margeaux

Role EVP - Human Resources

Type	Security	Shares	Price	Value
Grant/Award	Employee Stock Option (Right to Buy)	6,495	$0.00	--
holding	Common Stock	--	--	--

Holdings After Transaction: Employee Stock Option (Right to Buy) — 6,495 shares (Direct); Common Stock — 12 shares (Direct)

Footnotes (1)

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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^*

King Margeaux

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP - Human Resources

3. Date of Earliest Transaction (Month/Day/Year)
12/03/2025

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	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
Employee Stock Option (Right to Buy)	$268.515	12/03/2025		A		6,495		12/03/2026(1)	12/03/2035	Common Stock	6,495	$0	6,495	D

Explanation of Responses:

1. The option will be 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 is the first anniversary of the date of grant.

	/s/ Youhao Dong, as Attorney-in-Fact for Margeaux King	12/05/2025
	** 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 insider transaction did Ecolab (ECL) disclose in this Form 4?

The company disclosed that EVP - Human Resources Margeaux King received an employee stock option grant for 6,495 shares of Ecolab common stock on 12/03/2025 at an exercise price of $268.515 per share.

Who is the reporting person in this Ecolab (ECL) Form 4 filing?

The reporting person is Margeaux King, who is identified as an Officer of Ecolab Inc. with the title EVP - Human Resources.

What are the key terms of the Ecolab (ECL) employee stock option grant?

The filing shows an employee stock option (right to buy) for 6,495 shares at an exercise price of $268.515 per share, granted on 12/03/2025, first exercisable on 12/03/2026, and expiring on 12/03/2035.

How do the Ecolab (ECL) options granted to Margeaux King vest?

According to the explanation, the option becomes exercisable on a cumulative basis as to one-third of the option shares on each of the first and second anniversaries of the grant date, and as to the remaining shares on the third anniversary.

Is the Ecolab (ECL) stock option grant held directly or indirectly?

The Form 4 indicates that the 6,495 employee stock options are held with direct (D) ownership by the reporting person.

Does this Ecolab (ECL) Form 4 involve derivative securities?

Yes. The filing reports employee stock options as derivative securities, each representing the right to buy one share of Ecolab common stock, with 6,495 derivative securities beneficially owned after the transaction.