AI-extracted from the 10-Q filed 2026-07-29 — Q2 FY2026 (quarter ended June 30, 2026). Every figure is machine-verified against the filing text on SEC EDGAR.
Clean Harbors Q2 revenue grew 11.9% YoY to $1.74B, with net income surging 34% to $170.5M, driven by strong Environmental Services and SKSS segment performance.
Biggest Revenue Drivers
Environmental Services$1.46B+7.7% YoY
Technical Services up $81.5M including $30M+ from PFAS-related filtration project; incinerator utilization at 91%; Safety-Kleen core services grew $29.4M.
Higher market pricing of base oil and blended oil products; used oil collection services revenues up $9.5M due to higher pricing; specialty refinery products up $10.5M.
Biggest Revenue Drivers
Total revenue: $1.74B+11.9% YoY
Environmental Services$1.46B+7.7% YoY
Technical Services up $81.5M including $30M+ from PFAS-related filtration project; incinerator utilization at 91%; Safety-Kleen core services grew $29.4M.
Higher market pricing of base oil and blended oil products; used oil collection services revenues up $9.5M due to higher pricing; specialty refinery products up $10.5M.
Largest Expense Items
Cost of revenues$1.13B+9.0% YoY
Environmental Services transportation and fuel costs increased $30.9M; labor and benefits up $20.5M; equipment and supplies up $14.9M due to revenue growth.
Depreciation and amortization$121.8M+4.7% YoY
Incremental depreciation from assets placed in service for business growth; amortization of intangibles from acquisitions completed in first six months of 2026.
Margins: Adjusted EBITDA margin expanded 190 basis points to 23.6% of revenues, driven by strong pricing in SKSS segment and improved operational leverage in Environmental Services. Environmental Services gross margin improved as revenue growth outpaced cost of revenues growth.
Watch Items from the Filing
Safety-Kleen product liability: 86 pending proceedings alleging personal injury from parts cleaning equipment; Company maintains insurance believed to cover claims except punitive damages, but outcomes unpredictable.
Superfund exposure: Company identified as PRP at 133 Superfund-related sites; potential liability could exceed $1M at three sites; remedial reserves of $93.1M recorded.
Announced acquisitions of ES&H ($305M, pending), Western Oil ($30M closed July 2026), and Terra Nova Solutions ($225.8M closed May 2026) expanding field services and waste treatment capacity.
SKSS segment Adjusted EBITDA margin surged to 33.4% in Q2 2026 from 19.4% YoY, reflecting commodity-driven pricing tailwinds on base and blended oil products.
AI-extracted and verified against SEC EDGAR filing text. Not investment advice.
12 transactions in CLH reported by 2 members of Congress under the STOCK Act, most recent trade Jul 28, 2026. Reported transactions, not recommendations.
About CLEAN HARBORS INC (CLH): stock profile, AI score and financials
CLEAN HARBORS INC (CLH) stock profile, AI quality score, and SEC EDGAR financial data, a Utilities sector company. 13F Pro's AI-powered ranking engine scores CLH at 55.3/100 on a composite quality score built from its SEC filings, placing it at rank #1,249 of 2,925 stocks — the top half of the AI-ranked universe. CLH scores in the top quartile across revenue scale (80.9). Areas of concern include institutional flow (33.5) and earnings quality (33.6), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q2 2026), CLEAN HARBORS INC reports quarterly revenue of $1.7B, net income of $170.5M, an operating margin of 15.5%. Top institutional holders of CLH by reported 13-F value include BlackRock, WELLINGTON MANAGEMENT GROUP LLP, FMR, based on the most recent SEC filings. CLH trades on the NYSE exchange and files with the SEC under CIK 822818. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate CLH daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for CLEAN HARBORS INC directly from SEC EDGAR.