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Clean Harbors Inc (CLH) stock

CLHNYSEHazardous Waste ManagementFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 28, 2026Score 13/3046% above fair value
$302.12−7.21 (-2.33%)

Close on Oct 30, 2026Market cap $15.95BP/E 36.6Yield –

Earnings

Clean Harbors's quarterly results as reported in its earnings releases, with the company's own outlook. Hover a number to see the sentence it came from.

Next report
Feb 17, 2027
Q4 FY2026 · estimated, before the open
Revenue, Q3 FY2026
$1.87B
+20.6% on a year earlier
Adjusted EPS, Q3 FY2026
$3.93
$2.21 a year earlier
Latest guidance
Raised
Oct 28, 2026 · 5 items

Quarterly results

Revenue and earnings per share from each of Clean Harbors's earnings releases, newest first

QuarterReportedRevenueYoYEPSAdj. EPSSource
Q4 FY2026ended Dec 31, 2026Feb 17, 2027Expected–––––
Q3 FY2026ended Sep 30, 2026Oct 28, 2026before the open$1.87B+20.6%$3.93–Release
Q2 FY2026ended Jun 30, 2026Jul 29, 2026before the open$1.74B+12.3%$3.22–Release
Q1 FY2026ended Mar 31, 2026May 6, 2026before the open$1.46B+2.1%$1.19–Release
Q4 FY2025ended Dec 31, 2025Feb 18, 2026before the open$1.50B+4.9%$1.62–Release
Q3 FY2025ended Sep 30, 2025Oct 29, 2025before the open$1.55B+1.3%$2.21–Release
Q2 FY2025ended Jun 30, 2025Jul 30, 2025before the open$1.55B0.0%$2.36–Release
Q1 FY2025ended Mar 31, 2025Apr 30, 2025before the open$1.43B+3.6%$1.09–Release
Q4 FY2024ended Dec 31, 2024Feb 19, 2025before the open$1.43B+6.7%$1.55–Release
Q3 FY2024ended Sep 30, 2024Oct 30, 2024before the open$1.53B+11.7%$2.12–Release
Q2 FY2024ended Jun 30, 2024Jul 31, 2024before the open$1.55B+10.7%$2.46–Release
Q1 FY2024ended Mar 31, 2024May 1, 2024before the open$1.38B+5.3%$1.29$1.29Release

Figures as first announced; later restatements appear under Financials. Expected dates are estimated from the company's past reporting pattern.

Current guidance

Clean Harbors's latest outlook for periods it has not reported yet, compared with what it said before

MetricPeriodGuidanceBeforeChangeGiven
Adjusted EBITDAnon-GAAPQ4 FY2026+23% – +26%–NewOct 28, 2026
Adjusted EBITDAnon-GAAPFY2026$1.44B – $1.48B–NewOct 28, 2026
Adjusted EBITDAnon-GAAPFY2026$1.35B – $1.41B$1.24B – $1.30BRaisedJul 29, 2026
Adjusted free cash flownon-GAAPFY2026$600.00M – $660.00M–NewOct 28, 2026
Adjusted free cash flownon-GAAPFY2026$520.00M – $580.00M$490.00M – $550.00MRaisedJul 29, 2026
GAAP net incomeGAAPFY2026$528.00M – $563.00M–NewOct 28, 2026
GAAP net incomeGAAPFY2026$481.00M – $531.00M$410.00M – $461.00MLoweredJul 29, 2026
net cash from operating activitiesGAAPFY2026$970.00M – $1.09B–RaisedOct 28, 2026
net cash from operating activitiesGAAPFY2026$890.00M – $1.01B$820.00M – $940.00MRaisedJul 29, 2026

Guidance history

Every forecast Clean Harbors put in an earnings release, newest first

GivenMetricPeriodGuidanceChange
Oct 28, 2026Adjusted EBITDAQ4 FY2026+23% – +26%New
Oct 28, 2026Adjusted EBITDAFY2026$1.44B – $1.48BNew
Oct 28, 2026Adjusted free cash flowFY2026$600.00M – $660.00MNew
Oct 28, 2026GAAP net incomeFY2026$528.00M – $563.00MNew
Oct 28, 2026net cash from operating activitiesFY2026$970.00M – $1.09BRaised
Jul 29, 2026Adjusted EBITDAFY2026$1.35B – $1.41BRaised
Jul 29, 2026Adjusted EBITDAQ3 FY2026+24% – +28%New
Jul 29, 2026Adjusted free cash flowFY2026$520.00M – $580.00MRaised
Jul 29, 2026net cash from operating activitiesFY2026$890.00M – $1.01BRaised
Jul 29, 2026GAAP net incomeFY2026$481.00M – $531.00MLowered
May 6, 2026Adjusted EBITDAFY2026$1.24B – $1.30BRaised
May 6, 2026Adjusted EBITDAQ2 FY2026+5% – +9%New
May 6, 2026Adjusted free cash flowFY2026$490.00M – $550.00MRaised
Feb 18, 2026Adjusted EBITDAFY2026$1.20B – $1.26BNew
Feb 18, 2026Adjusted EBITDAQ1 FY2026+1% – +3%New
Feb 18, 2026Adjusted free cash flowFY2026$480.00M – $540.00MNew
Feb 18, 2026GAAP net incomeFY2026$410.00M – $461.00MNew
Feb 18, 2026net cash from operating activitiesFY2026$820.00M – $940.00MRaised
Oct 29, 2025Adjusted EBITDAFY2025$1.16B – $1.18BLowered
Oct 29, 2025Adjusted free cash flowFY2025$455.00M – $495.00MRaised

Read from the company's earnings releases; each figure links to its sentence on hover. “Raised” and “Lowered” compare with the previous range for the same metric and period.

Press releases

Releases Clean Harbors filed with the SEC as exhibits to Form 8-K or 6-K

  1. Clean Harbors Announces Third-Quarter 2026 Financial Results
    Results
  2. Clean Harbors Announces Eric Gerstenberg as CEO;
    Results
  3. Clean Harbors Completes Acquisitions of EnviroServe and ES&H
    News
  4. Clean Harbors Announces $600 Million Senior Notes Offering
    News
  5. Clean Harbors Prices Offering of Senior Notes Due 2034
    News
  6. Clean Harbors to Acquire EnviroServe for $470 Million
    News
  7. Clean Harbors Announces Second-Quarter 2026 Financial Results
    Results
  8. Clean Harbors Announces Retirement of Founder and Executive Chairman Alan S. McKim
    Update
  9. Clean Harbors Announces Acquisition of Terra Nova Solutions
    News
  10. Clean Harbors Announces First-Quarter 2026 Financial Results
    Results
  11. and Full-Year 2025 Financial Results
    Results
  12. Clean Harbors Announces Third-Quarter 2025 Financial Results
    Results
  13. Clean Harbors Announces $845 Million Senior Notes Offering
    News
  14. Clean Harbors Prices Offering of Senior Notes Due 2033
    News
  15. Clean Harbors Announces Second-Quarter 2025 Financial Results
    Results