Employee option exercise leads to 807-share sale notice for Ecolab (ECL)

Rhea-AI Filing Summary

Ecolab, Inc. (ECL) submitted a Form 144 proposing the sale of 807 shares of common stock with an aggregate market value of $223,232, to be offered on or about 08/13/2025 on the NYSE. The filing states the shares were acquired on 08/13/2025 through an employee stock option exercise, with 993 shares acquired and payment made via a broker-assisted cashless exercise. The broker listed is Morgan Stanley Smith Barney LLC - Executive Services. The filing reports 283,624,912 shares outstanding and notes Nothing to Report for securities sold in the past three months. The notice includes the seller's representation that they do not possess undisclosed material adverse information and references Rule 10b5-1 trading plans.

Positive

• Filing documents compliance with Rule 144 and includes the seller's statutory representation

Negative

• None.

Insights

Financial Analyst

TL;DR: Insider sale tied to option exercise; transaction size is limited and reported in compliance with Rule 144.

The filing shows a proposed public sale of 807 common shares valued at $223,232, to be executed on or about 08/13/2025 on the NYSE. These shares were acquired the same day via an employee stock option exercise (total acquired: 993 shares) and paid through a broker-assisted cashless exercise. The filing also discloses 283,624,912 shares outstanding and no reported sales in the past three months by the selling person. From a market perspective, this appears to be a routine, documented transaction rather than a material corporate development.

Corporate Governance Expert

TL;DR: The Form 144 documents required disclosures and includes the seller's formal representation about material information and trading plans.

The notice identifies the broker (Morgan Stanley Smith Barney LLC - Executive Services), the acquisition method (employee stock option exercise), and payment method (broker-assisted cashless exercise). The filing includes the statutory representation that the seller does not know of undisclosed material adverse information and references the adoption of any Rule 10b5-1 plan or instructions. Procedurally, the form reflects adherence to Rule 144 disclosure requirements for proposed insider sales.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Morgan Stanley Smith Barney LLC - Executive Services 200 W Civic Center Drive 4th Floor Sandy UT 84070	807	223232	283624912	08/13/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	08/13/2025	Employee stock option exercise	Issuer			993	08/13/2025	Broker-assisted cashless exercise

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the Form 144 filed by Ecolab (ECL) report?

The form reports a proposed sale of 807 shares of common stock with an aggregate market value of $223,232.

When is the proposed sale date for the Ecolab (ECL) Form 144 notice?

The approximate date of sale is stated as 08/13/2025 and the sale is to occur on the NYSE.

How were the securities acquired that are being offered in the Ecolab (ECL) Form 144?

The shares were acquired on 08/13/2025 through an employee stock option exercise; the filing shows 993 shares acquired and payment by broker-assisted cashless exercise.

Which broker is listed to handle the proposed sale in the Ecolab (ECL) filing?

The broker listed is Morgan Stanley Smith Barney LLC - Executive Services (address provided in the filing).

Has the seller reported any securities sold in the past three months in this Form 144?

The filing states Nothing to Report for securities sold during the past three months by the selling person.

How many shares outstanding does the filing report for the issuer?

The filing reports 283,624,912 shares outstanding.