---
schema_version: "secwatch.filing_event.v1"
accession: "0000911177-26-000018"
form_type: "8-K"
ticker: "CWST"
cik: "0000911177"
company_name: "CASELLA WASTE SYSTEMS INC"
filed_at: "2026-04-30T23:59:59+00:00"
generated_at: "2026-05-15T01:27:42.113890+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Casella Waste Q1 revenues up 9.6% to $457.3M; raises FY2026 EBITDA guidance to $473M-$483M

## Summary
- Revenues $457.3M (+9.6% YoY); solid waste pricing +5.1%, collection +5.3%, disposal +4.7%.
- Adjusted EBITDA $97.1M (+12.3% YoY); net loss $(5.5)M vs $(4.8)M prior year.
- Acquired four businesses in 2026 (~$150M annualized revenues), including Star Waste ($100M) closed April 1.
- Raised FY2026 guidance: revenue $2.06B-$2.08B; Adjusted EBITDA $473M-$483M; Adjusted FCF $200M-$210M.
- Lowered net income guidance to $4M-$10M from $16M-$22M due to higher interest and amortization.

## SEC filing metadata
- accession: 0000911177-26-000018
- form_type: 8-K
- ticker: CWST
- cik: 0000911177
- company_name: CASELLA WASTE SYSTEMS INC
- filed_at: 2026-04-30T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/911177/000091117726000018/0000911177-26-000018-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/911177/000091117726000018/cwst-20260430.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000911177-26-000018
- JSON: https://secwatch.observer/filing/0000911177-26-000018.json
- Plain text: https://secwatch.observer/filing/0000911177-26-000018.txt

## Key facts
- Earnings Releases
  CASELLA WASTE SYSTEMS INC reported first quarter ended March 31, 2026 results: revenue $457.3 million, net income $(5.5) million. Guidance raised.
  - Period: first quarter ended March 31, 2026
  - Revenue: $457.3 million
  - Net income: $(5.5) million
  - Guidance: raised
  - Result: reported results
  source text: waste, recycling and resource management services company, today reported its financial results for the three month period ended March 31, 2026. Key Highlights: • Revenues were $457.3 million for the quarter, up $40.2 million, or up 9.6%, from the same period in 2025. • Solid waste pricing was up 5.1% from the same period in 2025, driven by 5.3% collection price
  evidence_url: https://www.sec.gov/Archives/edgar/data/911177/000091117726000018/0000911177-26-000018-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.