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AI brief of an SEC Form 8-K · Clean Harbors (CLH)

Clean Harbors Q1 revenue rises to $1.46 billion; raises 2026 EBITDA guidance

Positive Impact 4 of 5 guidance Written later

Clean Harbors reported first-quarter 2026 revenue of $1.46 billion, up from $1.43 billion a year earlier, and net income of $63.2 million, or $1.19 per diluted share, versus $1.09 a year earlier. The company raised the midpoint of its 2026 Adjusted EBITDA guidance by $40 million and its adjusted free cash flow guidance by $10 million, though first-quarter adjusted free cash flow was negative $75.8 million.

Key points

  • Q1 revenue was $1.46 billion versus $1.43 billion in Q1 2025; income from operations rose 7% to $118.9 million.
  • Q1 net income was $63.2 million, or $1.19 per diluted share, versus $58.7 million, or $1.09 per share, a year earlier.
  • Full-year 2026 Adjusted EBITDA guidance is $1.24 billion to $1.30 billion, with the midpoint raised by $40 million.
  • Full-year 2026 adjusted free cash flow guidance is $490 million to $550 million, with the midpoint raised by $10 million; Q1 adjusted free cash flow was negative $75.8 million.

The filing

CompanyClean Harbors (CLH)
Form8-K, current report
Filed with the SECMay 6, 2026, 8:12 AM ET
Accession number0000822818-26-000017

Items reported: 2.02 Results of Operations

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 1:11 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on May 06, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.