Skip to content
Home / Companies / CWST CWS
CASELLA WASTE SYSTEMS INC (CWST) XNAS REFUSE SYSTEMS Net insider selling (90d)
Latest CWST Insider Trades
About CASELLA WASTE SYSTEMS INC (CWST) Casella Waste Systems Inc is a solid waste removal company, providing resource management services to residential, commercial, municipal, and industrial customers. The company's reportable segments on Geographical basis include Eastern, Western and Mid-Atlantic regions through the Resource solution segment. It generates maximum revenue from the Western region segment. The company's services include Recycling, Collection, Organics, Energy, Landfills, Special Waste as well as Professional Services.
Headquarters RUTLAND, VT
Employees 5,600
Listed 1997
Exchange XNAS https://www.casella.com SEC filings for CWST on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market sale 4 17,600 $1.60M Grant or award 9 39,344 Bona-fide gift 7 207,600
CWST Insider Transactions (Form 4) 56 50 Form 4 filings on record, the earliest from Nov 5, 2024, newest first. Filing history page 1 of 2.
Date Insider Transaction Security Shares Price Value Aug 26, 2026 MB Michael K. Burke - Director Open-market sale Class A Common Stock 1,100
Recent CWST Form 8-K Filings 5
Recent CWST Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Aug 26, 2026 Michael Burke Director 1,100 $103K View on EDGAR Aug 14, 2026 Douglas Casella Director
CWST Insider Trading - FAQ
What is the latest insider trade for CWST? CASELLA WASTE SYSTEMS INC (CWST) had 14 insider filings in the last 90 days, with the most recent on 2026-08-26. The full record for CWST runs to 50 Form 4 filings, the earliest from 2024-11-05. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying CWST stock? No insider purchases of CWST were filed in the last 90 days.
How many insiders are selling CWST stock? 4 insider sales of CWST were filed in the last 90 days, totaling $1.60M.
Where can I see CWST SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks CWST Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow CWST insider buys? Create a free InsiderAlpha account and press Watch on this page to add CWST to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Utilities Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track CWST insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
Sign up free $167K
Market cap $5.96B
P/E ratio -
Dividend yield -
Average volume 641.3K
52 week high $107.96
52 week low $74.05
Today's high -
Today's low -
Open -
Volume -
Previous close $93.68
Shares outstanding 63.64M Market cap
$5.96B
5,600 employees
CWST Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
0 insider purchases totaling $0 against 4 sales totaling $1.60M.
Most-Active CWST Insiders - Last 90 Days 10 Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Aug 13, 2026 DC Douglas R. Casella - Officer Open-market sale Class A Common Stock 1,838 $90.89 $167K
Aug 13, 2026 DC Douglas R. Casella - Officer Open-market sale Class A Common Stock 13,319 $91.07 $1.21M
Aug 14, 2026 DC Douglas R. Casella - Officer Open-market sale Class A Common Stock 1,343 $91.12 $122K
Aug 11, 2026 DR Damian Andrew Ribar - Officer Grant or award Employee Stock Option (right to buy) 25,000 $0.00 -
Jun 4, 2026 DC Douglas R. Casella - Officer Grant or award Class A Common Stock 1,793 $83.65 $150K
Jun 4, 2026 MB Michael K. Burke - Director Grant or award Class A Common Stock 1,793 $83.65 $150K
Jun 4, 2026 EG Emily Nagle Green - Director Grant or award Class A Common Stock 1,793 $83.65 $150K
Jun 4, 2026 GS Gary Sova - Director Grant or award Class A Common Stock 1,793 $83.65 $150K
Jun 4, 2026 JD Joseph Doody - Director Grant or award Class A Common Stock 1,793 $83.65 $150K
Jun 4, 2026 RK Rose M. Kirk - Director Grant or award Class A Common Stock 1,793 $83.65 $150K
Jun 1, 2026 JC John W. Casella - Director Gift Class B Common Stock 36,200 $0.00 -
Jun 1, 2026 JC John W. Casella - Director Gift Class B Common Stock 36,200 $0.00 -
Jun 1, 2026 JC John W. Casella - Director Gift Class B Common Stock 30,800 $0.00 -
Jun 1, 2026 JC John W. Casella - Director Gift Class B Common Stock 30,800 $0.00 -
May 26, 2026 MB Michael K. Burke - Director Open-market sale Class A Common Stock 2,305 $87.56 $202K
May 19, 2026 EC Edmond Coletta - Officer Open-market sale Class A Common Stock 1,593 $90.00 $143K
May 19, 2026 EC Edmond Coletta - Officer Open-market sale Class A Common Stock 6,000 $89.03 $534K
May 19, 2026 EC Edmond Coletta - Officer Open-market sale Class A Common Stock 4,907 $90.07 $442K
Mar 12, 2026 JC John W. Casella - Director Grant or award Class A Common Stock 5,513 $0.00 -
Mar 12, 2026 JC John W. Casella - Director Open-market sale Class A Common Stock 963 $90.06 $87K
Mar 16, 2026 JC John W. Casella - Director Open-market sale Class A Common Stock 1,744 $87.77 $153K
Mar 12, 2026 EC Edmond Coletta - Officer Grant or award Class A Common Stock 6,892 $0.00 -
Mar 12, 2026 EC Edmond Coletta - Officer Open-market sale Class A Common Stock 377 $89.80 $34K
Mar 16, 2026 EC Edmond Coletta - Officer Open-market sale Class A Common Stock 988 $87.81 $87K
Mar 12, 2026 KD Kevin Drohan - Officer Grant or award Class A Common Stock 551 $0.00 -
Mar 12, 2026 KD Kevin Drohan - Officer Open-market sale Class A Common Stock 55 $89.52 $5K
Mar 16, 2026 KD Kevin Drohan - Officer Open-market sale Class A Common Stock 85 $87.73 $7K
Mar 12, 2026 SS Sean Steves - Officer Open-market sale Class A Common Stock 97 $89.71 $9K
Mar 16, 2026 SS Sean Steves - Officer Open-market sale Class A Common Stock 197 $87.80 $17K
Mar 12, 2026 SS Shelley E. Sayward - Officer Open-market sale Class A Common Stock 129 $89.71 $12K
Mar 16, 2026 SS Shelley E. Sayward - Officer Open-market sale Class A Common Stock 362 $87.73 $32K
Feb 26, 2026 SS Sean Steves - Officer Grant or award Class A Common Stock 3,433 $0.00 -
Feb 27, 2026 SS Sean Steves - Officer Open-market sale Class A Common Stock 1,199 $92.89 $111K
Feb 26, 2026 KD Kevin Drohan - Officer Grant or award Class A Common Stock 2,452 $0.00 -
Feb 27, 2026 KD Kevin Drohan - Officer Open-market sale Class A Common Stock 675 $92.61 $63K
Feb 26, 2026 EC Edmond Coletta - Officer Grant or award Class A Common Stock 9,810 $0.00 -
Feb 27, 2026 EC Edmond Coletta - Officer Open-market sale Class A Common Stock 3,812 $93.70 $357K
Feb 26, 2026 JC John W. Casella - Officer Grant or award Class A Common Stock 23,299 $0.00 -
Feb 27, 2026 JC John W. Casella - Officer Open-market sale Class A Common Stock 6,726 $93.10 $626K
Feb 27, 2026 SS Shelley E. Sayward - Officer Open-market sale Class A Common Stock 1,591 $92.91 $148K
Aug 13, 2026 CASELLA DOUGLAS R Officer, Director 1,838 $167K View on EDGAR
$EE
Excelerate Energy, Inc.
