Morgan Stanley Smith Barney files Form 144 for restricted CLH shares

Morgan Stanley Smith Barney LLC filed a Form 144 reporting proposed sales of restricted common stock held for issuance by the issuer.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC filed a Form 144 reporting proposed sales of restricted common stock held for issuance by the issuer. The filing lists specific grant lots and quantities, including 257 shares (07/01/2023), 195 shares (11/01/2023), 992 shares (07/01/2024) and others across 2023–2025.

Insights

Securities Compliance Counsel

Form 144 discloses proposed resale of restricted common stock in multiple grant lots.

The filing lists discrete restricted‑stock lots by grant date and quantity, such as 257 shares with grant date 07/01/2023 and 992 shares with grant date 07/01/2024. These are notice filings under resale rules.

Transfer timing, method, and actual sales depend on compliance with resale conditions; subsequent filings will show completed transactions and amounts sold.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the CLH Form 144 filing report?

It reports proposed sales of restricted common stock. The filing lists multiple restricted‑stock grant lots and quantities, including 257 and 992 shares, with grant dates spanning 07/01/2023 to 02/01/2025.

Does the CLH Form 144 mean the shares have already been sold?

No; Form 144 is a notice of intent to sell. This filing shows proposed resale quantities for restricted shares. Completion, timing, and sale method are not shown and will be reflected in later transaction reports when executed.

Who is the reporting party in the CLH Form 144?

Morgan Stanley Smith Barney LLC is identified as the filer. The notice lists the issuer as the source of the restricted stock and shows grant dates and quantities for each lot disclosed in the filing.

What securities and quantities are listed in the CLH Form 144?

Restricted common stock is listed across several grant dates. Examples include 257 shares (07/01/2023), 195 shares (11/01/2023), 861 shares (06/01/2024), and 992 shares (07/01/2024).

Will the Form 144 filing affect CLH outstanding share count?

No effect is indicated by this notice alone. The filing lists intended resale lots; it does not change outstanding shares. Any impact on outstanding shares will occur only if and when the sales are executed and reported.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/20/2026 - 04:07 PM EST Learn about SEC filing dates

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	0001663307
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	CLEAN HARBORS, INC.
SEC File Number	001-34223
Address of Issuer	42 Longwater Drive Norwell MASSACHUSETTS 02061-9149
Phone	(781) 792-5000
Name of Person for Whose Account the Securities are To Be Sold	ERIC DUGAS
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	Officer

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	2788	784292.28	52910946	02/20/2026	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	07/01/2023	Restricted Stock	Issuer			257	07/01/2023	Not Applicable
Common	11/01/2024	Restricted Stock	Issuer			172	11/01/2024	Not Applicable
Common	11/01/2023	Restricted Stock	Issuer			195	11/01/2023	Not Applicable
Common	02/01/2025	Restricted Stock	Issuer			311	02/01/2025	Not Applicable
Common	06/01/2024	Restricted Stock	Issuer			861	06/01/2024	Not Applicable
Common	07/01/2024	Restricted Stock	Issuer			992	07/01/2024	Not Applicable

* 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	02/20/2026
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	/s/ Eric James Dugas
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)