CWSTCasella Waste Systems, Inc.

1. Aug 6, 2026RUTLAND, VERMONT (August 6, 2026) — Casella Waste Systems, Inc. (Nasdaq: CWST), a regional solid waste, recycling and resource management services company, today reported its financial results for the three and six month periods ended June 30, 2026.Earnings release · press release
2. Jul 20, 2026As 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 …Director or officer change · Form 8-K/A
3. Jul 1, 2026On 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.Director or officer change · Form 8-K
4. Jun 1, 2026On June 1, 2026, Casella Waste Systems, Inc. (the “Company”) closed the remarketing of $15.0 million aggregate principal amount of New York State Environmental Facilities Corporation (the “Issuer”) Solid Waste Disposal Revenue Bonds (Casella Waste Systems, Inc. Project) Series 2014R-2 (collectively, the “Bonds”)Other event · Form 8-K
5. May 27, 2026On May 27, 2026, Casella Waste Systems, Inc. (the “Company”) announced that it has priced the previously announced remarketing of $15.0 million aggregate principal amount of New York State Environmental Facilities Corporation (the “Issuer”) Solid Waste Disposal Revenue Bonds (Casella Waste Systems, Inc. Project) …Other event · Form 8-K
6. May 11, 2026On May 11, 2026, Casella Waste Systems, Inc. (the “Company”) announced that it has commenced the remarketing of $15.0 million aggregate principal amount of New York State Environmental Facilities Corporation (the “Issuer”) Solid Waste Disposal Revenue Bonds (Casella Waste Systems, Inc. Project) Series 2014R-2 …Other event · Form 8-K
7. Apr 30, 2026Strategic Acquisitions and Steady First Quarter Execution Set the Table for a Strong Year of Performance.Earnings release · press release
8. Apr 22, 2026On April 20, 2026, Casella Waste Systems, Inc. (“Casella”), and certain of its subsidiaries (each a “Subsidiary,” and collectively, the “Subsidiaries,” and together with Casella, the “Co-Lessees”), entered into a Master Lease Agreement No. 68105 and an Addendum to Master Lease Agreement No. 68105 (Co-Lessee) …Material agreement entered · Form 8-K
9. Feb 19, 2026RUTLAND, VERMONT (February, 19, 2026) — Casella Waste Systems, Inc. (NASDAQ: CWST), a regional solid waste, recycling and resource management services company, today reported its financial results for the three and twelve-month periods ended December 31, 2025.Earnings release · press release

Quoted from SEC EDGAR filings. A current report is filed within four business days of the event it describes.