Casella Waste Systems, Inc. (CWST)Director sold ~$202K

~$202K

Approx. value · 2,305 sh @ $87.56

14K

Holds after · shares reported

Traded

May 26, 2026

Filed

May 27, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Dec 4, 2025Federal contract · $41K obligatedDepartment of Justice awarded CASELLA WASTE SYSTEMS INC: $41K obligated to date
2. Apr 20, 2026Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations
3. Apr 30, 2026Company filing · Form 8-K · ResultsReported its results
4. May 19, 2026Insider · 1 personInsiders: 3 sales (~$1.1M)
5. May 26, 2026 · this disclosureInsiderDirector sold ~$202K of CWST shares in the open market

What came next

1. May 27, 2026Federal contract · $5K obligatedDepartment of Homeland Security awarded CASELLA WASTE SYSTEMS INC: $4.5K obligated to date
2. Jun 26, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On June 26, 2026, the Board of Directors (the “Board”) of Casella Waste Systems, Inc. (the “Company”) appointed Damian A. Ribar as Executive Vice President and Chief Operating Officer of the Company, effective as of the date of commencement of his employment, which is expected to be July 20, 2026.”
3. Jun 26, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“As previously reported on the Current Report on Form 8-K filed by Casella Waste Systems, Inc. (the “Company”) on July 1, 2026 (the “Original 8-K”), the Company announced the appointment of Damian A. Ribar as Executive Vice President and Chief Operating Officer of the Company, effective as of July 20, 2026, which is the date of commencement of his employment with the Company.”
4. Aug 6, 2026Company filing · Form 8-K · ResultsReported its results
5. Aug 13, 2026Federal contract · $28K obligatedDepartment of the Interior awarded CASELLA WASTE SYSTEMS INC: $28K obligated to date
6. Aug 13, 2026Insider · 1 personInsiders: 2 sales (~$1.4M)
7. Aug 14, 2026InsiderChair sold ~$122K of CWST shares in the open market
8. Aug 26, 2026InsiderDirector sold ~$102K of CWST shares in the open market
9. Sep 3, 2026InsiderDirector sold ~$105K of CWST shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Casella Waste Systems, Inc.

For Casella Waste Systems, Inc., OQRO holds 5 insider filings (SEC Form 4 or Form 144), 13 fund holdings reports (13F) and 2 federal contract awards dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its CWST page.

Other recent filings by Michael K Burke, Director

• SEC Form 4 at Casella Waste Systems, Inc. (CWST)Sep 3, 2026
• SEC Form 4 at Casella Waste Systems, Inc. (CWST)Aug 26, 2026
• SEC Form 4 at Casella Waste Systems, Inc. (CWST)Nov 25, 2024

The full history of Michael K Burke, Director is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Casella Waste Systems, Inc.

• SEC Schedule 13GOct 9, 2026
• SEC Form 4Sep 3, 2026
• USAspending.gov award recordSep 3, 2026
• SEC Form 4Aug 26, 2026
• SEC Form 4Aug 14, 2026
• SEC Form 4Aug 14, 2026

Everything OQRO holds on this company is on its CWST page.