Casella Waste Systems Inc.

Last updated September 27, 2026

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Organization details

Legal name: Casella Waste Systems Inc.
Ownership: Public
Status: Active
Sector (GICS): Industrials
SIC code: 4953 — Refuse Systems
Jurisdiction of incorporation: Delaware
Headquarters city: Rutland
Headquarters state / province: Vermont
Headquarters country: United States
Fiscal year end: December
Ticker symbol: CWST
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0000911177
EIN: 03-0338873
Wikidata ID: Q5048400

Board of directors

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Douglas R. Casella · Director · VICE CHAIRMAN, BD OF DIRECTORS
Since 2023
Emily Nagle Green · Director
Since 2023
Gary Sova · Director
Since 2023
John W. Casella · Director · CHIEF EXECUTIVE OFFICER
Since 2023
Joseph Doody · Director
Since 2023
Michael K. Burke · Director
Since 2023
Michael Louis Battles · Director
Since 2023
Rose M. Kirk · Director
Since 2023
William P. Hulligan · Director
Since 2023

Chief executives

John W. Casella · CHIEF EXECUTIVE OFFICER

Dates unknown

Director election results

Annual meeting of June 4, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Emily Nagle Green

66.5%
Michael Louis Battles

73.4%

Board connections

3 of this board's directors also sit on 4 other boards. 2 are in the same sector.

Shared director Other board Same sector

Clean Harbors Inc. Same sector
via Michael Louis Battles
D/B/A Centerspace
via Emily Nagle Green
Paychex Inc. Same sector
via Joseph Doody
Vuzix Corporation
via Emily Nagle Green

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $5,533,288; 27 sales by 8 insiders

Date	Insider	Transaction	Shares	Price	Value
Nov 9, 2026	Helgeson Bradford John Officer (Executive VP and CFO)	Open-market sale	−195	$98.72	$19,250
Sep 3, 2026	Michael K. Burke Director	Open-market sale	−1,100	$95.26	$104,786
Aug 26, 2026	Michael K. Burke Director	Open-market sale	−1,100	$92.99	$102,289
Aug 14, 2026	Douglas R. Casella Director, Officer (VICE CHAIRMAN, BD OF DIRECTORS)	Open-market sale	−1,343	$91.12	$122,374
Aug 13, 2026	Douglas R. Casella Director, Officer (VICE CHAIRMAN, BD OF DIRECTORS)	Open-market sale	−1,838	$90.89	$167,056
Aug 13, 2026	Douglas R. Casella Director, Officer (VICE CHAIRMAN, BD OF DIRECTORS)	Open-market sale	−13,319	$91.07	$1,212,961
Jun 8, 2026	Emily Nagle Green Director	Gift	−600	—	—
Jun 4, 2026	Douglas R. Casella Director, Officer (VICE CHAIRMAN, BD OF DIRECTORS)	Grant or award	+1,793	$83.65	$149,984
Jun 4, 2026	Michael K. Burke Director	Grant or award	+1,793	$83.65	$149,984
Jun 4, 2026	Michael Louis Battles Director	Grant or award	+1,793	$83.65	$149,984
Jun 4, 2026	Emily Nagle Green Director	Grant or award	+1,793	$83.65	$149,984
Jun 4, 2026	Gary Sova Director	Grant or award	+1,793	$83.65	$149,984
Jun 4, 2026	William P. Hulligan Director	Grant or award	+1,793	$83.65	$149,984
Jun 4, 2026	Joseph Doody Director	Grant or award	+1,793	$83.65	$149,984
Jun 4, 2026	Rose M. Kirk Director	Grant or award	+1,793	$83.65	$149,984

Peers

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Questions about Casella Waste Systems Inc.

Who is the CEO of Casella Waste Systems Inc.?

John W. Casella is Casella Waste Systems Inc.'s CHIEF EXECUTIVE OFFICER.

How many directors are on Casella Waste Systems Inc.'s board?

Casella Waste Systems Inc.'s board has 9 directors: Douglas R. Casella, Emily Nagle Green, Gary Sova, John W. Casella, Joseph Doody, Michael K. Burke, Michael Louis Battles, Rose M. Kirk and William P. Hulligan.

Are Casella Waste Systems Inc. insiders buying or selling shares?

Over the last 12 months, Casella Waste Systems Inc. insiders made no open-market purchases and sold $5.5 million of shares in 27 sales on the open market, as reported to the SEC on Forms 4 and 5.

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