Casella Waste Systems Ownership & Insider Activity

Casella Waste Systems (CWST) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 2.1% of shares outstanding. Institutional investors hold 95.5%. Over the past 90 days, insiders made 2 sales worth $1.6M.

Shares Outstanding

63.610M

Shares Float

46.749M

Insider Shares Owned

1.362M

Insider % Owned

2.1%

Institutional Shares Held

60.796M

Institutional % Held

95.5%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$1.6M total

Net Activity

Net Selling

Net Value (90d)

-$1.6M

Casella Waste Systems Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Aug 26, 2026	Michael K Burke	DIRECTOR	SELL	1.100K	$92.99	$102K
Aug 13, 2026	Douglas R Casella	VICE CHAIRMAN, BD OF DIRECTORS	SELL	16.500K	$91.05	$1.5M
May 26, 2026	Michael K Burke	DIRECTOR	SELL	2.305K	$87.56	$202K
May 19, 2026	Edmond Coletta	PRESIDENT & CEO	SELL	12.500K	$89.56	$1.1M
Mar 12, 2026	John W Casella	DIRECTOR	GRANT	2.806K	$88.58	$240K
Mar 12, 2026	Edmond Coletta	PRESIDENT & CEO	GRANT	5.527K	$88.36	$121K
Mar 12, 2026	Kevin Drohan	VP & CHIEF ACCOUNTING OFFICER	GRANT	411.000	$88.43	$12K
Mar 12, 2026	Sean Steves	SR VP & COO SW OPS	SELL	294.000	$88.43	$26K
Mar 12, 2026	Shelley E Sayward	SENIOR VP & GENERAL COUNSEL	GRANT	1.163K	$88.25	$43K
Mar 12, 2026	Bradford Helgeson	EXECUTIVE VP AND CFO	GRANT	2.351K	$87.73	$36K

Date	Member	Party	Chamber	Action	Amount
May 12, 2025	Jefferson Shreve	R	House	S	$50,001 - $100,000