Douglas R. Casella - 04 Jun 2026 Form 4 Insider Report for CASELLA WASTE SYSTEMS INC (CWST)

Reporting relationship: VICE CHAIRMAN, BD OF DIRECTORS, Director
Issuer ticker: CWST
Reported as of: 04 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 05 Jun 2026, 16:03:57 UTC
Prior SEC filing: 04 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Douglas R. Casella

Key filing fact

Douglas R. Casella filed Form 4 for CASELLA WASTE SYSTEMS INC (CWST) on 05 Jun 2026.

Key facts

This page summarizes Douglas R. Casella's Form 4 filing for CASELLA WASTE SYSTEMS INC (CWST).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 05 Jun 2026, 16:03.

Change

Previous filing in this sequence was filed on 04 Jun 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001055353 Primary reporting owner

CASELLA DOUGLAS R

Relationship: VICE CHAIRMAN, BD OF DIRECTORS, Director
Address: C/O CASELLA WASTE SYSTEMS, INC., 25 GREENS HILL LANE, RUTLAND
Signature: /s/ Douglas R. Casella
Signature date: 05 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CWST transaction

Class A Common Stock

Award

Transaction value
Shares: +1,793
Change %: +1.7%
Price: $83.65^*
Shares after: 106,641
Date: 04 Jun 2026
Ownership: Direct
Footnotes: F1

CWST holding

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 129,000
Date: 04 Jun 2026
Ownership: Direct

CWST holding

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 171,000
Date: 04 Jun 2026
Ownership: By SLAT
Footnotes: F2

CWST holding

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 170,000
Date: 04 Jun 2026
Ownership: By SLAT 2
Footnotes: F3

CWST holding

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 24,100
Date: 04 Jun 2026
Ownership: By Spouse
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

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. The RSUs will vest in full on June 4, 2027.

Footnote F2

Held by the Spousal Lifetime Access Trust for the benefit of Mr. Casella's spouse ("SLAT"). Mr. Casella's spouse is the trustee of the SLAT. Mr. Casella disclaims beneficial ownership of the securities indicated to the extent to which he does not have an actual pecuniary interest in such securities.

Footnote F3

Held by the Spousal Lifetime Access Trust for the benefit of Mr. Casella ("SLAT 2"). Mr. Casella is the trustee of SLAT 2.

Footnote F4

Held by Mr. Casella's spouse. Mr. Casella disclaims beneficial ownership of the securities indicated to the extent to which he does not have an actual pecuniary interest in such securities.