Ecolab (NYSE: ECL) EVP granted 4,872 stock options at $268.515 exercise price

Rhea-AI Filing Summary

Ecolab Inc. (ECL) reported an insider equity award for an executive. EVP & President – Global Markets Alexander A. De Boo received an employee stock option to buy 4,872 shares of Ecolab common stock at an exercise price of $268.515 per share, granted on 12/03/2025. The option becomes exercisable in stages: one-third of the shares on each of the first and second anniversaries of the grant date, and the remaining shares on the third anniversary, with the first exercisable date shown as 12/03/2026. The option expires on 12/03/2035. Following this grant, the executive reports 5,725.604 shares of Ecolab common stock held directly, along with the new option position of 4,872 derivative securities.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider De Boo Alexander A.

Role EVP & PRES - GLOBAL MARKETS

Type	Security	Shares	Price	Value
Grant/Award	Employee Stock Option (Right to Buy)	4,872	$0.00	--
holding	Common Stock	--	--	--

Holdings After Transaction: Employee Stock Option (Right to Buy) — 4,872 shares (Direct); Common Stock — 5,725.604 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^*

De Boo Alexander A.

(Last) (First) (Middle)

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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & PRES - GLOBAL MARKETS

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								5,725.604	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		4,872		12/03/2026(1)	12/03/2035	Common Stock	4,872	$0	4,872	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 Alexander A. De Boo	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 was reported for Ecolab (ECL)?

The filing reports that EVP & President – Global Markets Alexander A. De Boo received an employee stock option covering 4,872 shares of Ecolab common stock, granted on 12/03/2025 at an exercise price of $268.515 per share.

What is the exercise price and term of the new Ecolab (ECL) stock option grant?

The employee stock option has an exercise price of $268.515 per share and an expiration date of 12/03/2035, giving the holder up to 10 years from the grant date to exercise after vesting.

How does the Ecolab (ECL) option grant vest for the reporting executive?

The option becomes exercisable on a cumulative basis as to one-third of the shares on each of the first and second anniversaries of the 12/03/2025 grant date, and as to the remaining shares on the third anniversary. The first exercisable date shown is 12/03/2026.

How many Ecolab (ECL) shares does the executive report owning after this transaction?

After the reported transaction, the executive reports 5,725.604 shares of Ecolab common stock beneficially owned directly, in addition to holding 4,872 derivative securities in the form of stock options.

Who is the reporting person in this Ecolab (ECL) Form 4 and what is their role?

The reporting person is Alexander A. De Boo, who is identified as an officer of Ecolab Inc. with the title EVP & President – Global Markets.

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

The filing indicates that the 4,872 stock options are held with direct (D) ownership, as shown in Table II of the report.