Casella insider files Form 144 to sell shares

Casella Waste Systems insider proposed sale notice.

Rhea-AI Filing Summary

Casella Waste Systems insider proposed sale notice. The Form 144 lists a proposed sale of Common Stock through Raymond James & Associates with a broker entry dated 03/16/2026. The filing shows prior reported sales of 6,726 shares on 02/27/2026 and 963 shares on 03/12/2026.

Insights

Corporate Governance Analyst

Routine insider resale notice with specific prior-sale figures disclosed.

The filing lists a broker (Raymond James & Associates) and a broker entry date of 03/16/2026, indicating a planned resale via a registered broker-dealer. It also records two prior sale dates and share counts: 6,726 shares on 02/27/2026 and 963 shares on 03/12/2026.

Cash-flow treatment and proceeds destination are not stated in the excerpt; subsequent filings may show settlement details or confirm execution.

FAQ

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

What does Casella Waste Systems (CWST) Form 144 show?

The Form 144 reports a proposed sale through Raymond James. It lists a broker entry dated 03/16/2026 and prior reported sales of 6,726 shares on 02/27/2026 and 963 shares on 03/12/2026.

Who is the selling party named in the CWST Form 144?

The filing identifies John W. Casella as the selling party. The document lists his name and address alongside the Common Stock entries and the reported prior sales on the dates shown.

Which broker-dealer is listed on the CWST Form 144?

Raymond James & Associates, Inc. is listed as the broker-dealer. The broker entry includes an address and a broker entry date of 03/16/2026 tied to NASDAQ in the excerpt.

Does the Form 144 state how many shares were sold in the past three months?

Yes; the excerpt records specific past sales counts. It shows 6,726 shares sold on 02/27/2026 and 963 shares sold on 03/12/2026 as reported in the filing.

Are proceeds or intended use of proceeds disclosed in this CWST excerpt?

The excerpt does not disclose proceeds or their use. The filing lists broker and share counts but does not state who receives the cash or how proceeds will be used.

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

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Accepted by SEC EDGAR 03/16/2026 - 04:45 PM 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	0001055352
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	Casella Waste Systems, Inc.
SEC File Number	000-23211
Address of Issuer	25 Greens Hill Lane Rutland VERMONT 05701
Phone	8027750325
Name of Person for Whose Account the Securities are To Be Sold	John W. Casella
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	Raymond James & Associates, Inc. 880 Carillon Parkway St. Petersburg FL 33716	1744	153072.96	63510000	03/16/2026	NASDAQ

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	03/12/2026	RSU	Casella Waste Systems, Inc.			1744	03/16/2026	Equity Compensation

* 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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
John W. Casella 67 Ives Avenue Rutland VT 05701	Common	02/27/2026	6726	625937
John W. Casella 67 Ives Avenue Rutland VT 05701	Common	03/12/2026	963	86681

144: Remarks and Signature

Remarks
Date of Notice	03/16/2026
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/ John W. Casella
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)