Clean Harbors, Inc.

Clean Harbors, Inc.

CLHยทNYSE

$286.63

+3.9%
IndustrialsWaste Management

Clean Harbors, Inc. provides environmental and industrial services in North America. The company operates through two segments, Environmental Services and Safety-Kleen Sustainability Solutions. The Environmental Services segment collects, transports, treats, and disposes hazardous and non-hazardous waste, such as resource recovery, physical treatment, fuel blending, incineration, landfill disposal, wastewater treatment, lab chemicals disposal, and explosives management services; and CleanPack services, including collection, identification, categorization, specialized packaging, transportation, and disposal of laboratory chemicals and household hazardous waste. This segment also provides industrial maintenance and specialty industrial services, and utilizes specialty equipment and resources that performs field services. The Safety-Kleen Sustainability Solutions segment offers specially designed parts washers; automotive and industrial cleaning products, such as antifreeze, windshield washer fluid, degreasers, glass and floor cleaners, hand cleaners, absorbents, mats, and spill kits; pickup and transportation services for hazardous and non-hazardous containerized waste for recycling or disposal; and vacuum services to remove solids, residual oily water and sludge, and other fluids from customers oil/water separators, sumps, and collection tanks, as well as remove and collect waste fluids found at metal fabricators, auto maintenance providers, and general manufacturers. This segment also manufactures, formulates, packages, distributes, and markets lubricants; and provides containerized waste, vacuum services, used motor oil collection, and contract blending and packaging services. Clean Harbors, Inc. was incorporated in 1980 and is headquartered in Norwell, Massachusetts.

At a Glance

Live Snapshot
Market Cap$15.15B
EPS7.3100
P/E Ratio39.21
Earnings Date07/29/2026
3Y+38.0%
5Y+101.0%
10Y+234.0%
3Y+9.0%
5Y+113.0%
10Y+18.0%
3Y+65.0%
5Y+248.0%
10Y-240.0%
CLH

Clean Harbors, Inc. Cash Conversion Engine

CLH ยท NYSE
Net Income390.97M
Depreciation & Amortization446.01M
Stock-Based Compensation32.70M
Change in Working Capital-33.54M
Others4.82M
Capital Expenditures-424.92M
Free Cash Flow441.81M

Cash Flow Quality Analysis

FCF Conversion Rate

113.0%

Excellent cash generation. The company converts earnings to cash at or above 100%, indicating high-quality earnings.

CapEx Intensity

49.0%

Capital-intensive operations require significant reinvestment. Monitor whether CapEx is maintenance or growth-oriented.

FCF Growth Trend

+27.9%

Strong FCF growth demonstrates improving cash generation and business momentum. Positive signal for sustainability.

Working Capital Impact

-$33.54M

Minimal working capital impact on FCF. Changes in operating assets and liabilities well-managed.

Cash Flow Quality Insight

Exceptional cash generation: High-quality earnings converting to growing free cash flow. The company demonstrates strong pricing power, efficient operations, and disciplined capital allocation.

Clean Harbors, Inc. Cash Flow Statement

CLH โ€ข NYSE

Clean Harbors, Inc. Cash Flow StatementDec 2025Dec 2024Dec 2023Dec 2022Dec 2021Dec 2020Dec 2019Dec 2018Dec 2017Dec 2016Dec 2015Dec 2014Dec 2013Dec 2012Dec 2011Dec 2010Dec 2009Dec 2008Dec 2007Dec 2006
OPERATING ACTIVITIES
391M
402.3M
377.9M
411.7M
203.2M
134.8M
97.7M
65.6M
100.7M
-39.9M
44.1M
-28.3M
95.6M
129.7M
127.3M
130.5M
36.7M
57.5M
44.2M
46.7M
446M
400.9M
365.8M
347.6M
298.1M
292.9M
300.7M
298.6M
288.4M
287M
274.2M
276.1M
264.4M
161.6M
122.7M
92.5M
64.9M
44.5M
37.6M
37M
25.8M
18.4M
12.7M
17.5M
1.5M
-9.7M
8M
19.1M
-83.3M
16.3M
1.8M
33.1M
32.5M
36.7M
41.2M
6.7M
4.8M
3.2M
-7.5M
-6.4M
32.7M
28M
20.7M
26.8M
18.8M
18.5M
17.8M
16.8M
13.1M
10.5M
8.6M
8.8M
8.9M
7.5M
8.2M
7.2M
968K
3.6M
4.8M
0.0
4.8M
6.3M
1.4M
10.4M
12M
26.8M
-133K
28.5M
-9M
14.4M
20.3M
117.4M
10.1M
-3.1M
-8.5M
-10.1M
1.9M
-1.3M
6M
6.9M
(0.0)
(130.6M)
(132.3M)
(78.5M)
(65.2M)
(53.1M)
(27M)
(20M)
(18.7M)
(29.3M)
(53M)
(42M)
(8.2M)
(13.2M)
(48.7M)
(56M)
(14.6M)
(36.5M)
(13.9M)
(0.0)
-33.5M
-78.2M
-43.8M
-188M
12.3M
-32.7M
-11M
-55.4M
-24.2M
-28.8M
47.4M
-109.7M
4.2M
-8M
-111.2M
-2.6M
-16M
2.2M
-5.1M
-22.7M
866.7M
777.8M
734.6M
626.2M
546M
430.6M
413.2M
373.2M
285.7M
259.6M
396.4M
297.4M
415.8M
324.4M
179.5M
224.1M
93.3M
109.6M
80M
61.4M
INVESTING ACTIVITIES
-424.9M
-432.2M
-422.3M
-345.1M
-241.9M
-196.3M
-216.3M
-193.3M
-167M
-219.4M
-257.2M
-257.6M
-280.2M
-197.4M
-148.5M
-116.5M
-62.2M
-57.5M
-36.5M
-43M
(0.0)
-477.3M
-118.8M
-69.5M
-1.3B
-1.1M
-24.6M
-151M
-3.8M
-159.8M
-94.3M
-16.2M
-63.3M
-1.4B
-337M
-14.6M
-54.5M
-27.6M
-7.4M
-51.5M
-116.7M
-117.9M
-158.3M
-49.8M
-129.2M
-70.9M
-35.8M
-44.8M
-38.3M
-598K
(0.0)
(0.0)
(0.0)
-10.5M
(0.0)
-12.6M
(0.0)
-2.5M
-2.3M
-55.6M
93.6M
124.2M
117.4M
68.6M
98.4M
61.2M
51.2M
28.7M
376K
0.0
0.0
13.9M
0.0
0.0
1.4M
4.9M
105K
4.4M
3.2M
48.9M
22.2M
-508K
7M
6.8M
18.3M
7.6M
7.8M
10.8M
5.5M
18M
899K
1.6M
-2M
9.2M
3.9M
13.2M
-1.8M
-1.2M
257K
2.4M
-425.8M
-903.7M
-575.1M
-388.9M
-1.5B
-199.5M
-217.9M
-349.7M
-203.3M
-361.8M
-350.6M
-258.3M
-345.5M
-1.6B
-480.2M
-125.7M
-118.4M
-84.5M
-42.8M
-98.9M
FINANCING ACTIVITIES
-250M
-55.2M
-51.2M
-50.2M
-54.4M
-74.8M
-21.4M
-45.1M
-49M
-22.2M
-73.3M
-107.1M
-731K
366.6M
-4.1M
-399K
1.9M
174.9M
1.2M
3.2M
0.0
453.4M
-146.6M
-128.5M
979M
-14.2M
-18.2M
-62.8M
-9M
250.6M
-511K
-7.1M
-4.9M
842.3M
253.4M
-35.1M
7.2M
-66.5M
-7.4M
-30.6M
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
-206K
-276K
-250M
-55.2M
-51.2M
-50.2M
-54.4M
-74.8M
-21.4M
-45.1M
-49M
-22.2M
-73.3M
-107.1M
-731K
-2.9M
-4.1M
-399K
-415K
-483K
(0.0)
(0.0)
-59.3M
-21.2M
-11.1M
-8.7M
-26.3M
73K
-13.8M
-3.1M
-14.8M
-8.2M
-16.3M
20.3M
18.7M
9M
9.4M
-415K
-5.5M
8.4M
9.1M
7.4M
-309.3M
377M
-208.9M
-187.3M
898.2M
-88.9M
-53.4M
-111M
-72.8M
220.2M
-90.2M
-93.9M
13.1M
1.2B
258.7M
-32.2M
3.6M
116.8M
2.7M
-20.3M
CASH FLOW SUMMARY
7.5M
-8.6M
1.5M
-9.9M
-3.2M
4.9M
3.6M
-5.4M
2.7M
4.2M
-17.7M
-8.3M
-3.2M
-484K
423K
2.5M
5.6M
-11.9M
6.1M
-1.1M
139.1M
242.5M
-47.9M
40M
-66.5M
147.1M
145.5M
-92.9M
12.4M
122.3M
-62.2M
-63.2M
80.2M
-30.9M
-41.5M
68.7M
-16M
130M
46M
-58.9M
687.2M
444.7M
492.6M
452.6M
519.1M
372M
226.5M
319.4M
307M
184.7M
246.9M
310.1M
229.8M
260.7M
302.2M
233.5M
249.5M
119.5M
73.6M
132.4M
826.3M
687.2M
444.7M
492.6M
452.6M
519.1M
372M
226.5M
319.4M
307M
184.7M
246.9M
310.1M
229.8M
260.7M
302.2M
233.5M
249.5M
119.5M
73.6M
441.8M
345.5M
309.6M
279.2M
300.3M
232.3M
193M
175.2M
117.1M
37.4M
133.9M
33.2M
128.9M
122.9M
28.1M
103.5M
28.8M
52.1M
43.5M
18.4M

SEC Filings

CLH - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

May 20, 2026
May 20, 2026
2026
8-K

8-K 2026

N/A

May 20, 2026
May 19, 2026
2026
8-K

8-K 2026

N/A

May 14, 2026
May 14, 2026
2026
10-Q

10-Q 2026 Q1

Q1

May 06, 2026
March 31, 2026
2026
8-K

8-K 2026

N/A

May 06, 2026
May 06, 2026
2026
DEF 14A

DEF 14A 2026

N/A

April 10, 2026
May 20, 2026
2026
10-K

10-K 2025 FY

FY

February 18, 2026
December 31, 2025
2025
8-K

8-K 2026

N/A

February 18, 2026
February 18, 2026
2026
10-Q

10-Q 2025 Q3

Q3

October 29, 2025
September 30, 2025
2025
8-K

8-K 2025

N/A

October 29, 2025
October 29, 2025
2025
Showing 1 to 10 of 419 filings