What is Alexander A. De Boo’s Ecolab (ECL) share ownership after these transactions?

After the reported grant and tax share withholding, Alexander A. De Boo directly owns 7,970.94 shares of Ecolab common stock. This figure reflects his updated direct holdings following both the award acquisition and the tax-related share disposition.

Ecolab (ECL) EVP De Boo reports stock grant and tax share withholding

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Form Type

Rhea-AI Filing Summary

ECOLAB INC. executive Alexander A. De Boo, EVP & President – Global Markets, reported equity compensation activity in company common stock. On February 18, 2026, he acquired 2,371 shares through a grant at $0.00 per share, increasing his direct holdings.

On the same date, 125.664 shares were disposed of at $303.15 per share to satisfy minimum statutory tax obligations tied to the vesting of performance-based restricted stock units, as permitted under Rule 16b-3. Following these transactions, his direct ownership stands at 7,970.94 shares of Ecolab common stock.

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	Common Stock	2,371	$0.00	--
Tax Withholding	Common Stock	125.664	$303.15	$38K

Holdings After Transaction: Common Stock — 8,096.604 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 02/20/2026 - 04:45 PM

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

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)
02/18/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	02/18/2026		A		2,371	A	$0	8,096.604	D
Common Stock	02/18/2026		F⁽¹⁾		125.664	D	$303.15	7,970.94	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.

	/s/ Corinne Lawson, as Attorney-in-Fact for Alexander A. De Boo	02/20/2026
	** 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.
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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did Ecolab (ECL) executive Alexander A. De Boo report?

Alexander A. De Boo reported a stock grant and a tax-related share disposition. He received 2,371 Ecolab common shares at no cost and had 125.664 shares withheld to cover minimum statutory tax obligations on vesting performance-based restricted stock units.

How many Ecolab (ECL) shares did Alexander A. De Boo acquire and at what price?

He acquired 2,371 shares of Ecolab common stock at a price of $0.00 per share. This reflects a grant or award of shares, increasing his direct ownership position without an open-market purchase outlay.

Why were 125.664 Ecolab (ECL) shares disposed of in this Form 4 filing?

The 125.664 shares were withheld to pay minimum statutory tax obligations on vesting performance-based restricted stock units. This tax-withholding disposition, at $303.15 per share, is an administrative transaction rather than an open-market sale decision by the executive.

What role does Alexander A. De Boo hold at Ecolab (ECL) in this insider transaction?

In the reported Form 4, Alexander A. De Boo is identified as Ecolab’s Executive Vice President and President – Global Markets. The transactions relate to his equity compensation, including a stock grant and tax withholding tied to restricted stock unit vesting.