Clean Harbors (CLH) shares Q3 2025 results in new press release

Rhea-AI Filing Summary

Clean Harbors, Inc. filed a Form 8-K to report that it released its financial results for the third quarter ended September 30, 2025. On October 29, 2025, the company issued a press release detailing its results of operations and financial condition for this period.

The press release is furnished as Exhibit 99.1 to the Form 8-K, meaning the detailed quarterly figures and commentary are contained in that exhibit rather than in the body of the report.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934

 Date of Report (Date of earliest event reported): October 29, 2025 

 

CLEAN HARBORS, INC.

(Exact name of registrant as specified in its charter)

Massachusetts

001-34223

04-2997780

(State or other jurisdiction of incorporation)

(Commission File Number)

(IRS Employer Identification No.)

42 Longwater Drive

Norwell

MA

02061-9149

(Address of Principal Executive Offices)

(Zip Code)

 Registrant’s telephone number, including area code (781) 792-5000

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) 

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) 

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) 

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol

Name of each exchange on which registered

Common Stock, $0.01 par value

CLH

New York Stock Exchange

Item 2.02 Results of Operations and Financial Condition

On October 29, 2025, Clean Harbors, Inc. (the “Company”) issued a press release announcing the Company’s results of operations for the third quarter ended September 30, 2025. A copy of that press release is furnished with this report as Exhibit 99.1.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits. The following exhibits are being furnished herewith:

Exhibit No.						Description
99.1						Press Release dated October 29, 2025
104						The cover page from this Current Report on Form 8-K, formatted in iXBRL (Inline eXtensible Business Reporting Language)

1

SIGNATURES

    Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

			Clean Harbors, Inc.
			(Registrant)
October 29, 2025			/s/ Eric J. Dugas
			Executive Vice President and Chief Financial Officer

2

FAQ

What did Clean Harbors (CLH) disclose in this Form 8-K?

Clean Harbors, Inc. disclosed that it issued a press release announcing its results of operations and financial condition for the third quarter ended September 30, 2025, and furnished that release as Exhibit 99.1.

Which period do the Clean Harbors (CLH) results in this 8-K cover?

The results discussed in this Form 8-K relate to Clean Harbors, Inc.’s third quarter ended September 30, 2025.

When did Clean Harbors (CLH) issue the press release about its Q3 2025 results?

Clean Harbors, Inc. issued the press release covering its third-quarter 2025 results on October 29, 2025.

Where can investors find the detailed Q3 2025 financial results for Clean Harbors (CLH)?

The detailed third-quarter 2025 financial results are contained in the press release furnished as Exhibit 99.1 to this Form 8-K.

Does this Clean Harbors (CLH) 8-K include full financial statements?

The Form 8-K itself does not include full financial statements; instead, it furnishes a press release as Exhibit 99.1 that describes the company’s results for the quarter ended September 30, 2025.

What exhibit is attached to this Clean Harbors (CLH) Form 8-K?

Exhibit 99.1 is attached, which is a press release dated October 29, 2025 announcing Clean Harbors, Inc.’s third-quarter 2025 results.