Clean Harbors, Inc.: updates and filings

CLHNYSEUtilities · Hazardous Waste Management

Price

$293.81

November 13, 2026Market cap $15.5B

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What Ploutos Investor adds for Clean Harbors

Part of Ploutos Investor, €9.99 a month

See the plans

The full history: 17 fiscal years, from 2009
The estimated fair value, with its range and its certainty
The full analysis, 18 a month
More questions to the chat on its filings
Excel with every year
An email when it reports, changes its dividend or an officer buys

What comes next, and what happened

Its next results and latest dividend, and the filings that told of something: results, deals, people, debt. In plain words, each linked to the filing.

Next results

in 76 daysAround Jan 29, 2027 · for Q4 2026

last Oct 28, 2026next Jan 29, 2027

An estimate from when it has reported before, which has been regular. The company announces the date itself.

October 2026

September 2026

18FriOtherOther material eventsDocument

August 2026

12WedOtherOther material eventsDocument

July 2026

May 2026

Its SEC filings

What it has filed lately, newest first, linked to the document itself.

Feb 18, 2026 latest annualOct 28, 2026 latest quarterly

Oct 28, 2026Quarterly reportfor the period to Sep 30, 2026
Form10-Q
Oct 28, 2026Results of operations, Regulation FD disclosure
Form8-K
Oct 5, 2026Material agreement entered, new material financial obligation, other material events
Form8-K
Sep 18, 2026Other material events
Form8-K
Aug 12, 2026Other material events
Form8-K
Aug 6, 2026Over-5% holder statement (passive)
FormSCHEDULE 13G
Jul 29, 2026Quarterly reportfor the period to Jun 30, 2026
Form10-Q
Jul 29, 2026Results of operations
Form8-K
May 20, 2026Shareholder vote
Form8-K
May 20, 2026Officer or director change, Regulation FD disclosure
Form8-K
May 15, 2026Over-5% holder statement (passive) (amendment)
FormSCHEDULE 13G/A
May 15, 2026Over-5% holder statement (passive) (amendment)
FormSCHEDULE 13G/A
May 14, 2026Other material events
Form8-K
May 6, 2026Quarterly reportfor the period to Mar 31, 2026
Form10-Q
May 6, 2026Results of operations
Form8-K
Apr 10, 2026Annual report to shareholdersfor the period to Dec 31, 2025
FormARS
Apr 10, 2026Additional annual meeting material
FormDEFA14A
Apr 10, 2026Annual meeting proxy statement
FormDEF 14A
Mar 26, 2026Over-5% holder statement (passive) (amendment)
FormSCHEDULE 13G/A
Feb 18, 2026Annual reportfor the period to Dec 31, 2025
Form10-K
Feb 18, 2026Results of operations
Form8-K
Feb 17, 2026Over-5% holder statement (passive)
FormSCHEDULE 13G
Feb 10, 2026Over-5% holder statement (passive) (amendment)
FormSCHEDULE 13G/A
Oct 29, 2025Quarterly reportfor the period to Sep 30, 2025
Form10-Q
Oct 29, 2025Results of operations
Form8-K

Filed	Form	What it is	Filing
Oct 28, 2026	10-Q	Quarterly reportfor the period to Sep 30, 2026	Document
Oct 28, 2026	8-K	Results of operations, Regulation FD disclosure	Document
Oct 5, 2026	8-K	Material agreement entered, new material financial obligation, other material events	Document
Sep 18, 2026	8-K	Other material events	Document
Aug 12, 2026	8-K	Other material events	Document
Aug 6, 2026	SCHEDULE 13G	Over-5% holder statement (passive)	Document
Jul 29, 2026	10-Q	Quarterly reportfor the period to Jun 30, 2026	Document
Jul 29, 2026	8-K	Results of operations	Document
May 20, 2026	8-K	Shareholder vote	Document
May 20, 2026	8-K	Officer or director change, Regulation FD disclosure	Document
May 15, 2026	SCHEDULE 13G/A	Over-5% holder statement (passive) (amendment)	Document
May 15, 2026	SCHEDULE 13G/A	Over-5% holder statement (passive) (amendment)	Document
May 14, 2026	8-K	Other material events	Document
May 6, 2026	10-Q	Quarterly reportfor the period to Mar 31, 2026	Document
May 6, 2026	8-K	Results of operations	Document
Apr 10, 2026	ARS	Annual report to shareholdersfor the period to Dec 31, 2025	Document
Apr 10, 2026	DEFA14A	Additional annual meeting material	Document
Apr 10, 2026	DEF 14A	Annual meeting proxy statement	Document
Mar 26, 2026	SCHEDULE 13G/A	Over-5% holder statement (passive) (amendment)	Document
Feb 18, 2026	10-K	Annual reportfor the period to Dec 31, 2025	Document
Feb 18, 2026	8-K	Results of operations	Document
Feb 17, 2026	SCHEDULE 13G	Over-5% holder statement (passive)	Document
Feb 10, 2026	SCHEDULE 13G/A	Over-5% holder statement (passive) (amendment)	Document
Oct 29, 2025	10-Q	Quarterly reportfor the period to Sep 30, 2025	Document
Oct 29, 2025	8-K	Results of operations	Document

From the company's record at the SEC (EDGAR). The topics of each 8-K are the item codes the company itself filed. Its whole record at the SEC, since Feb 25, 1994.

And 1,968 filings on insiders' shares1,811 Form 4, 50 Form 144 and 58 Form 3 since Sep 17, 2002. Their trades are on the Ownership tab.

The full analysis

What do Clean Harbors's filings show?

The filings are where every one of Clean Harbors's figures comes from. The full Ploutos AI analysis reads everything the company has filed and shows what stands behind it, with a source for every figure.

A fair value range built from the filings
Earnings quality, debt and red flags
Insider and institutional moves
The case for and the case against

All filings on EDGAR

The other pages on US stocks, free to read. On the company pages, the last three fiscal years are open to everyone, five with a free account, and every year with Ploutos Investor.

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The figures come from the company's SEC filings and the share price, and describe what it has reported. They are not a score or a fair value.