CLEAN HARBORS INC
Clean Harbors (CLH) shares rose 13.3% over three months as Q2 results and 2026 guidance improved. Q2 EPS rose 36.4% to $3.22 and revenue increased 12% to $1.74B. Adjusted EBITDA rose 21.6% to $409M. Management raised 2026 adjusted EBITDA guidance midpoint to $1.38B and adjusted FCF to $550M.
Clean Harbors (CLH) reports improving cash generation and faster earnings growth, with Zacks Consensus 2026 earnings rising to $8.79 per share from $7.28 in 2025. The current-year earnings estimate is up 20.7%, and Q2 earnings rose 36.4% to $3.22. Operating cash flow was $245.5M in 1H 2026. Shares trade at 33.7X forward earnings versus 25.5X industry.
Clean Harbors Inc. announced plans to acquire EnviroServe in a $470 million all-cash deal, according to the company. The target is an environmental and waste management services provider advised by Latham & Watkins LLP. The announcement highlights a corporate acquisition that may affect Clean Harbors’ balance sheet and future earnings outlook.
Over the past 7 days, alphai's AI scored 7 news stories mentioning CLH (CLEAN HARBORS INC). Coverage has skewed bullish: 6 bullish, 1 neutral, and 0 bearish.
Recent CLH coverage spans mergers & acquisitions, earnings and financial news.
In the last 30 days, CLH insiders filed 1 SEC Form 4 transaction — no purchases and 1 sale ($248K). The most active reporter was Robertson Andrea with 1 filing.
Raised 2026 guidance and stronger disposal-network utilization (91% incinerator utilization) improve forward cash-flow visibility, but the article flags a premium valuation that raises execution risk.
Fundamentals are improving (earnings growth, cash flow, buybacks), but the valuation premium (33.7x forward earnings) raises downside risk if growth disappoints.
The announced $470M cash acquisition is likely to drive near-term volatility in CLH on deal certainty, financing, and integration assumptions.
The deal terms and synergy math create a near-term repricing catalyst for CLH, with execution and approval risk into H2 2026.
The announced acquisition is a direct catalyst for CLH, affecting deal spread, leverage expectations, and synergy-driven earnings outlook.
alphai scores every news story that mentions CLH with an AI model for sentiment and relevance, and aggregates insider trades from CLEAN HARBORS INC's SEC EDGAR Form 4 filings. Figures refresh continuously.
Clean Harbors (CLH) shares rose 13.3% over three months as Q2 results and 2026 guidance improved. Q2 EPS rose 36.4% to $3.22 and revenue increased 12% to $1.74B. Adjusted EBITDA rose 21.6% to $409M. Management raised 2026 adjusted EBITDA guidance midpoint to $1.38B and adjusted FCF to $550M.
6 min readClean Harbors (CLH) reports improving cash generation and faster earnings growth, with Zacks Consensus 2026 earnings rising to $8.79 per share from $7.28 in 2025. The current-year earnings estimate is up 20.7%, and Q2 earnings rose 36.4% to $3.22. Operating cash flow was $245.5M in 1H 2026. Shares trade at 33.7X forward earnings versus 25.5X industry.
6 min readClean Harbors Inc. announced plans to acquire EnviroServe in a $470 million all-cash deal, according to the company. The target is an environmental and waste management services provider advised by Latham & Watkins LLP. The announcement highlights a corporate acquisition that may affect Clean Harbors’ balance sheet and future earnings outlook.
2 min readClean Harbors (CLH) agreed to acquire EnviroServe for $470M in cash, with closing expected in H2 2026 subject to approvals. EnviroServe has about $250M revenue and ~$27M adjusted EBITDA, with ~85% recurring revenue. Clean Harbors expects ~$25M cost synergies over two years, implying ~9x post-synergy adjusted EBITDA, and anticipates accretion. Funding will use cash and additional debt.
1 min readClean Harbors agreed to buy EnviroServe for $470M in cash from an affiliate of One Rock Capital Partners. The deal should close in 2H 2026, pending regulatory approval. EnviroServe has ~2,500 customers, 40 locations, permits in 48 states, and is expected to earn about $27M adjusted EBITDA on ~$250M revenue. Clean Harbors expects $25M cost synergies over two years.
4 min readClean Harbors (CLH) said it will buy EnviroServe, a national environmental and waste services provider, from an affiliate of One Rock Capital Partners for $470 million in cash. The company expects about $25 million in cost synergies over two years and funding via cash plus additional debt. Closing is expected in 2H 2026. CLH was down 1.26% premarket at $307.53.
3 min readOne Rock Capital Partners agreed to sell EnviroServe to Clean Harbors (NYSE: CLH) for $470 million. The deal is expected to close in the second half of 2026, pending regulatory approval. Clean Harbors plans to integrate EnviroServe’s remediation, industrial cleaning, rail and waste processing footprint. EnviroServe serves about 2,400 customers across the U.S.
4 min readClean Harbors (CLH) Q2 2026 call said record revenue, adjusted EBITDA and margin were driven by Environmental Services and Safety-Kleen Sustainability Solutions. Environmental Services revenue rose more than $100M; incineration utilization was 91% vs 86% a year ago. CLH announced a 10-year $600M disposal contract, plus a planned $305M all-cash acquisition of ES&H (expected close H2 2026).
8 min readRobertson Andrea sold 789 shares of CLEAN HARBORS INC (CLH) at $314.01 ($0.25M total) on 2026-08-03.
1 min readStrong gains: Several notable projects and macroeconomic tailwinds propelled Clean Harbors' topline financial metrics during the second quarter. A little over a year after executives said Safety-Kleen Sustainability Solutions had "turned a corner," the business segment recorded quarterly revenue gain of 41% year over year. A variety of factors contributed to that performance, including global supply disruptions of refined products driving demand for Clean Harbors' services.
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