Casella Waste (CWST) CFO awarded RSUs and sells shares to cover taxes

Rhea-AI Filing Summary

Casella Waste Systems Executive VP and CFO Bradford John Helgeson reported both an equity award and a related tax sale. On March 12, he received 2,756 Restricted Stock Units, each representing one future share of Class A Common Stock, vesting in three equal annual installments beginning March 12, 2027.

On March 16, he sold 405 shares of Class A Common Stock at $87.73 per share in a sell-to-cover transaction to satisfy tax withholding tied to previously vesting RSUs. This sale was executed under an automatic instruction adopted in November 2023 and was not a discretionary market sale. After the sale, he directly held 7,342 shares.

Insider Trade Summary 10b5-1

Net Seller: 405 shares ($35,531)

Net Sell 2 txns

Insider Helgeson Bradford John

Role Executive VP and CFO

Sold 405 shs ($36K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	405	$87.73	$36K
Grant/Award	Class A Common Stock	2,756	$0.00	--

Holdings After Transaction: Class A Common Stock — 7,342 shares (Direct)

Footnotes (1)

1. Represents the award of Restricted Stock Units (RSUs) under the Casella Waste Systems, Inc. Amended and Restated 2016 Incentive Plan. Each RSU represents a contingent right to receive one share of Casella's Class A Common Stock. RSUs vest in three equal annual installments beginning on March 12, 2027. Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on November 16, 2023 and does not represent a discretionary sale by the reporting person.

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).

X

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^*

Helgeson Bradford John

(Last) (First) (Middle)

25 GREENS HILL LANE

(Street)

RUTLAND VT 05701

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CASELLA WASTE SYSTEMS INC [ CWST ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive VP and CFO

3. Date of Earliest Transaction (Month/Day/Year)
03/12/2026

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/12/2026		A(1)		2,756	A	$0	7,747	D
Class A Common Stock	03/16/2026		S(2)		405	D	$87.73	7,342	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

Explanation of Responses:

1. Represents the award of Restricted Stock Units (RSUs) under the Casella Waste Systems, Inc. Amended and Restated 2016 Incentive Plan. Each RSU represents a contingent right to receive one share of Casella's Class A Common Stock. RSUs vest in three equal annual installments beginning on March 12, 2027.

2. Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on November 16, 2023 and does not represent a discretionary sale by the reporting person.

Remarks:

	/s/ Bradford Helgeson	03/16/2026
	** 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.

FAQ

What insider transactions did Casella Waste Systems (CWST) disclose for Bradford Helgeson?

Casella Waste Systems’ CFO Bradford Helgeson received 2,756 Restricted Stock Units and sold 405 shares of Class A Common Stock. The sale was a sell-to-cover transaction for taxes on previously vesting RSUs, executed under a pre-arranged automatic instruction, not a discretionary market trade.

How many Casella Waste (CWST) shares did the CFO receive through equity awards?

Bradford Helgeson received 2,756 Restricted Stock Units, each representing one future share of Casella’s Class A Common Stock. These RSUs were granted under the company’s Amended and Restated 2016 Incentive Plan and are scheduled to vest over three years, starting March 12, 2027.

When do Bradford Helgeson’s new RSUs in Casella Waste (CWST) vest?

The 2,756 Restricted Stock Units granted to Bradford Helgeson vest in three equal annual installments. Vesting begins on March 12, 2027, meaning one-third of the units vest each year over a three-year period, assuming continued service and plan conditions are satisfied.

Why did the Casella Waste (CWST) CFO sell 405 shares of stock?

The 405 shares were sold in a sell-to-cover transaction to satisfy tax withholding obligations from previously vesting RSUs. This sale followed an automatic sell-to-cover instruction adopted on November 16, 2023, and therefore did not represent a discretionary decision to sell shares on the open market.

At what price did the Casella Waste (CWST) CFO sell shares, and how many does he now hold?

Bradford Helgeson sold 405 shares of Class A Common Stock at $87.73 per share in the tax-related sell-to-cover trade. Following this transaction, he directly held 7,342 shares of Casella Waste Systems Class A Common Stock, as reported in the insider filing.

What plan governs the Casella Waste (CWST) CFO’s new RSU award?

The 2,756 Restricted Stock Units granted to Bradford Helgeson were issued under Casella Waste Systems’ Amended and Restated 2016 Incentive Plan. Each RSU entitles him to receive one share of Class A Common Stock upon vesting, subject to the plan’s terms and continued service conditions.