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Side-by-side financial comparison of CLEAN HARBORS INC (CLH) and Realty Income (O). Click either name above to swap in a different company.

CLEAN HARBORS INC is the larger business by last-quarter revenue ($1.5B vs $1.5B, roughly 1.0× Realty Income). Realty Income runs the higher net margin — 19.9% vs 5.8%, a 14.1% gap on every dollar of revenue. On growth, Realty Income posted the faster year-over-year revenue change (11.0% vs 4.8%). Realty Income produced more free cash flow last quarter ($1.2B vs $233.3M). Over the past eight quarters, Realty Income's revenue compounded faster (8.6% CAGR vs 4.4%).

Clean Harbors, Inc., headquartered in Norwell, Massachusetts, is a provider of waste management and industrial services for commercial customers, specializing in the collection, transportation, treatment and disposal of hazardous waste, but also offering services for non-hazardous waste. The company has 870 operating locations in 630 properties in the U.S. and Canada including a network of over 100 waste disposal facilities such as incinerators, landfills, treatment, storage and disposal faci...

Realty Income Corporation is a real estate investment trust that invests in free-standing, single-tenant commercial properties in the United States, the United Kingdom, and six other countries in Europe. These properties are subject to NNN Leases. The company is organized in Maryland with its headquarters in San Diego, California.

CLH vs O — Head-to-Head

Bigger by revenue
CLH
CLH
1.0× larger
CLH
$1.5B
$1.5B
O
Growing faster (revenue YoY)
O
O
+6.2% gap
O
11.0%
4.8%
CLH
Higher net margin
O
O
14.1% more per $
O
19.9%
5.8%
CLH
More free cash flow
O
O
$920.7M more FCF
O
$1.2B
$233.3M
CLH
Faster 2-yr revenue CAGR
O
O
Annualised
O
8.6%
4.4%
CLH

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CLH
CLH
O
O
Revenue
$1.5B
$1.5B
Net Profit
$86.6M
$296.1M
Gross Margin
30.6%
Operating Margin
10.6%
21.7%
Net Margin
5.8%
19.9%
Revenue YoY
4.8%
11.0%
Net Profit YoY
3.1%
48.3%
EPS (diluted)
$1.62
$0.32

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CLH
CLH
O
O
Q4 25
$1.5B
$1.5B
Q3 25
$1.5B
$1.5B
Q2 25
$1.5B
$1.4B
Q1 25
$1.4B
$1.4B
Q4 24
$1.4B
$1.3B
Q3 24
$1.5B
$1.3B
Q2 24
$1.6B
$1.3B
Q1 24
$1.4B
$1.3B
Net Profit
CLH
CLH
O
O
Q4 25
$86.6M
$296.1M
Q3 25
$118.8M
$315.8M
Q2 25
$126.9M
$196.9M
Q1 25
$58.7M
$249.8M
Q4 24
$84.0M
$199.6M
Q3 24
$115.2M
$269.5M
Q2 24
$133.3M
$259.4M
Q1 24
$69.8M
$132.3M
Gross Margin
CLH
CLH
O
O
Q4 25
30.6%
Q3 25
32.3%
Q2 25
33.3%
Q1 25
28.6%
Q4 24
29.9%
Q3 24
31.0%
Q2 24
33.3%
Q1 24
29.5%
Operating Margin
CLH
CLH
O
O
Q4 25
10.6%
21.7%
Q3 25
12.5%
23.2%
Q2 25
13.6%
15.8%
Q1 25
7.8%
19.3%
Q4 24
9.6%
16.5%
Q3 24
12.6%
21.5%
Q2 24
13.9%
20.7%
Q1 24
9.1%
11.9%
Net Margin
CLH
CLH
O
O
Q4 25
5.8%
19.9%
Q3 25
7.7%
21.5%
Q2 25
8.2%
14.0%
Q1 25
4.1%
18.1%
Q4 24
5.9%
14.9%
Q3 24
7.5%
20.2%
Q2 24
8.6%
19.4%
Q1 24
5.1%
10.5%
EPS (diluted)
CLH
CLH
O
O
Q4 25
$1.62
$0.32
Q3 25
$2.21
$0.35
Q2 25
$2.36
$0.22
Q1 25
$1.09
$0.28
Q4 24
$1.55
$0.23
Q3 24
$2.12
$0.30
Q2 24
$2.46
$0.29
Q1 24
$1.29
$0.16

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CLH
CLH
O
O
Cash + ST InvestmentsLiquidity on hand
$127.4M
$434.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$2.7B
$39.4B
Total Assets
$7.6B
$72.8B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CLH
CLH
O
O
Q4 25
$127.4M
$434.8M
Q3 25
$91.2M
$417.2M
Q2 25
$98.9M
$800.4M
Q1 25
$105.9M
$319.0M
Q4 24
$102.6M
$445.0M
Q3 24
$82.4M
$397.0M
Q2 24
$91.3M
$442.8M
Q1 24
$104.8M
$680.2M
Stockholders' Equity
CLH
CLH
O
O
Q4 25
$2.7B
$39.4B
Q3 25
$2.8B
$39.1B
Q2 25
$2.7B
$39.2B
Q1 25
$2.6B
$39.0B
Q4 24
$2.6B
$38.8B
Q3 24
$2.5B
$38.5B
Q2 24
$2.4B
$38.6B
Q1 24
$2.3B
$39.0B
Total Assets
CLH
CLH
O
O
Q4 25
$7.6B
$72.8B
Q3 25
$7.5B
$71.3B
Q2 25
$7.4B
$71.4B
Q1 25
$7.2B
$69.8B
Q4 24
$7.4B
$68.8B
Q3 24
$7.3B
$68.5B
Q2 24
$7.1B
$68.1B
Q1 24
$6.9B
$68.3B

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CLH
CLH
O
O
Operating Cash FlowLast quarter
$355.1M
$1.2B
Free Cash FlowOCF − Capex
$233.3M
$1.2B
FCF MarginFCF / Revenue
15.6%
77.6%
Capex IntensityCapex / Revenue
8.1%
3.3%
Cash ConversionOCF / Net Profit
4.10×
4.06×
TTM Free Cash FlowTrailing 4 quarters
$441.8M
$3.9B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CLH
CLH
O
O
Q4 25
$355.1M
$1.2B
Q3 25
$302.0M
$943.1M
Q2 25
$208.0M
$1.1B
Q1 25
$1.6M
$787.5M
Q4 24
$303.9M
$972.0M
Q3 24
$239.2M
$841.5M
Q2 24
$216.0M
$981.2M
Q1 24
$18.5M
$778.7M
Free Cash Flow
CLH
CLH
O
O
Q4 25
$233.3M
$1.2B
Q3 25
$207.5M
$909.9M
Q2 25
$118.0M
$1.0B
Q1 25
$-117.1M
$764.6M
Q4 24
$241.5M
$935.8M
Q3 24
$142.4M
$807.9M
Q2 24
$80.9M
$939.2M
Q1 24
$-119.4M
$769.0M
FCF Margin
CLH
CLH
O
O
Q4 25
15.6%
77.6%
Q3 25
13.4%
61.9%
Q2 25
7.6%
73.3%
Q1 25
-8.2%
55.4%
Q4 24
16.9%
69.8%
Q3 24
9.3%
60.7%
Q2 24
5.2%
70.1%
Q1 24
-8.7%
61.0%
Capex Intensity
CLH
CLH
O
O
Q4 25
8.1%
3.3%
Q3 25
6.1%
2.3%
Q2 25
5.8%
1.9%
Q1 25
8.3%
1.7%
Q4 24
4.4%
2.7%
Q3 24
6.3%
2.5%
Q2 24
8.7%
3.1%
Q1 24
10.0%
0.8%
Cash Conversion
CLH
CLH
O
O
Q4 25
4.10×
4.06×
Q3 25
2.54×
2.99×
Q2 25
1.64×
5.39×
Q1 25
0.03×
3.15×
Q4 24
3.62×
4.87×
Q3 24
2.08×
3.12×
Q2 24
1.62×
3.78×
Q1 24
0.27×
5.89×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CLH
CLH

Technical Services$479.3M32%
Safetly Kleen Environmental Services$252.9M17%
Fieldand Emergency Response$246.6M16%
Products$205.3M14%
Safety Kleen Sustainability Solutions Segment$188.4M13%
Safety Kleen Oil$132.6M9%

O
O

Product And Service Retail$900.8M61%
Other$531.5M36%

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