CLEAN HARBORS INC reports

Company location: Norwell, MA
Fiscal year end: 31 December

CLEAN HARBORS INC has filed 2,648 SEC EDGAR filings since 25 Feb 1994

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SEC filing history

Showing 376-400 of 1,000 matching filings.

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25

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16

ARS File 001-34223

ARS

Filing date: 13 Apr 2023
Reporting date: 31 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 001-34223

DEFA14A

Filing date: 13 Apr 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-34223

DEF 14A

Filing date: 13 Apr 2023
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

4 filing

Filing date: 04 Apr 2023
Reporting date: 01 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 04 Apr 2023
Reporting date: 01 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Mar 2023
Reporting date: 27 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-34223

8-K

Filing date: 29 Mar 2023
Reporting date: 29 Mar 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

4 filing

Filing date: 24 Mar 2023
Reporting date: 22 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 16 Mar 2023
Reporting date: 15 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-34223

8-K

Filing date: 16 Mar 2023
Reporting date: 16 Mar 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

4 filing

Filing date: 13 Mar 2023
Reporting date: 09 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 08 Mar 2023
Reporting date: 07 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 06 Mar 2023
Reporting date: 03 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 03 Mar 2023
Reporting date: 02 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

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