10/10/2025
1:00 PM | Clean Harbors (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
09/17/2025
11:12 AM | Clean Harbors (Issuer)
MCKIM ALAN S (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/06/2025
9:56 AM | Clean Harbors (Issuer)
Robertson Andrea (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/31/2025
3:32 PM | Clean Harbors (Subject)
Robertson Andrea (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
07/30/2025
10:10 AM | Clean Harbors (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
07/30/2025
6:45 AM | Clean Harbors (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/03/2025
1:51 PM | Clean Harbors (Issuer)
Gabriel Sharon M. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/03/2025
1:52 PM | Clean Harbors (Issuer)
CURTIS GEORGE L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/03/2025
1:53 PM | Clean Harbors (Issuer)
GERSTENBERG ERIC W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/03/2025
1:54 PM | Battles Michael Louis (Reporting)
Clean Harbors (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/03/2025
1:55 PM | Clean Harbors (Issuer)
Underwood Rebecca (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
|
07/03/2025
10:50 AM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/03/2025
10:11 AM | Clean Harbors (Issuer)
Dugas Eric J. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/03/2025
9:18 AM | Clean Harbors (Issuer)
MCKIM ALAN S (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/16/2025
8:07 AM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2025
4:25 PM | Clean Harbors (Subject)
Weber Brian P (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/09/2025
11:59 AM | Clean Harbors (Issuer)
GERSTENBERG ERIC W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/06/2025
10:57 AM | Clean Harbors (Issuer)
MCKIM ALAN S (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/06/2025
8:50 AM | Clean Harbors (Subject)
GERSTENBERG ERIC W (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/06/2025
7:39 AM | Clean Harbors (Issuer)
Quirk Alison A. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/05/2025
4:42 PM | Clean Harbors (Subject)
Quirk Alison A. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/04/2025
3:46 PM | Clean Harbors (Subject)
MCKIM ALAN S (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/03/2025
2:24 PM | Clean Harbors (Issuer)
Diderich Jeroen (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/03/2025
2:25 PM | Clean Harbors (Issuer)
Dugas Eric J. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/29/2025
7:42 AM | Clean Harbors (Issuer)
Welch John R. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/28/2025
3:09 PM | Clean Harbors (Subject)
Welch John R. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/28/2025
11:29 AM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/28/2025
7:39 AM | Clean Harbors (Issuer)
States Lauren (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
2:17 PM | Clean Harbors (Issuer)
Quirk Alison A. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
2:15 PM | Clean Harbors (Issuer)
Polito Karyn (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:06 AM | Clean Harbors (Issuer)
Willett Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:07 AM | Clean Harbors (Issuer)
GALANTE EDWARD G (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:10 AM | Clean Harbors (Issuer)
PRESTON JOHN T (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:11 AM | Clean Harbors (Issuer)
Reed Marcy L. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:12 AM | Clean Harbors (Issuer)
Robertson Andrea (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:14 AM | Clean Harbors (Issuer)
Stewart Shelley JR (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:15 AM | Clean Harbors (Issuer)
Welch John R. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/23/2025
11:26 AM | Clean Harbors (Issuer)
States Lauren (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/21/2025
2:09 PM | Clean Harbors (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/07/2025
8:59 AM | Clean Harbors (Subject)
WELLINGTON MANAGEMENT GROUP LLP (Filed by)
| Form SCHEDULE 13G/A | |
05/07/2025
9:02 AM | Clean Harbors (Subject)
WELLINGTON MANAGEMENT GROUP LLP (Filed by)
| Form SCHEDULE 13G/A | |
|
05/02/2025
3:33 PM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/30/2025
6:37 AM | Clean Harbors (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
04/16/2025
11:06 AM | Clean Harbors (Filer)
| Form ARS | |
04/11/2025
10:03 AM | Clean Harbors (Filer)
| Form DEF 14A | |
04/11/2025
10:10 AM | Clean Harbors (Filer)
| Form DEFA14A | |
04/03/2025
7:26 AM | Clean Harbors (Issuer)
CURTIS GEORGE L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/02/2025
2:24 PM | Battles Michael Louis (Reporting)
Clean Harbors (Issuer)
| Form 4/A | |
04/02/2025
2:25 PM | Clean Harbors (Issuer)
Gabriel Sharon M. (Reporting)
| Form 4/A | |
04/02/2025
2:26 PM | Clean Harbors (Issuer)
GERSTENBERG ERIC W (Reporting)
| Form 4/A | |
04/02/2025
2:27 PM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4/A | |
04/02/2025
2:28 PM | Clean Harbors (Issuer)
Dugas Eric J. (Reporting)
| Form 4/A | |
04/02/2025
2:29 PM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4/A | |
04/02/2025
8:40 AM | Clean Harbors (Issuer)
CURTIS GEORGE L (Reporting)
| Form 4/A | |
03/18/2025
3:16 PM | Clean Harbors (Issuer)
Underwood Rebecca (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
3:06 PM | Clean Harbors (Issuer)
Gabriel Sharon M. (Reporting)
| Form 4/A | |
03/18/2025
3:07 PM | Clean Harbors (Issuer)
Gabriel Sharon M. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
3:09 PM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4/A | |
03/18/2025
3:10 PM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
3:11 PM | Battles Michael Louis (Reporting)
Clean Harbors (Issuer)
| Form 4/A | |
03/18/2025
1:55 PM | Clean Harbors (Issuer)
CURTIS GEORGE L (Reporting)
| Form 4/A | |
03/18/2025
1:57 PM | Clean Harbors (Issuer)
CURTIS GEORGE L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
1:58 PM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
2:00 PM | Clean Harbors (Issuer)
MCKIM ALAN S (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/11/2025
12:39 PM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4/A | |
03/11/2025
12:41 PM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/11/2025
10:21 AM | Clean Harbors (Issuer)
Dugas Eric J. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/11/2025
10:11 AM | Clean Harbors (Issuer)
Dugas Eric J. (Reporting)
| Form 4/A | |
03/04/2025
8:34 AM | Clean Harbors (Issuer)
MCKIM ALAN S (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/03/2025
4:41 PM | Clean Harbors (Subject)
MCKIM ALAN S (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
02/19/2025
1:04 PM | Clean Harbors (Filer)
| Form 10-K
Annual report pursuant to Section 13 or 15(d) | |
02/19/2025
9:39 AM | Clean Harbors (Issuer)
States Lauren (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
8:10 AM | Clean Harbors (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
02/11/2025
12:47 PM | Battles Michael Louis (Reporting)
Clean Harbors (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/11/2025
12:50 PM | Battles Michael Louis (Reporting)
Clean Harbors (Issuer)
| Form 4/A | |
02/05/2025
3:43 PM | Battles Michael Louis (Reporting)
Clean Harbors (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2025
11:18 AM | Clean Harbors (Issuer)
Underwood Rebecca (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2025
11:19 AM | Clean Harbors (Issuer)
GERSTENBERG ERIC W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2025
11:14 AM | Clean Harbors (Issuer)
Diderich Jeroen (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2025
11:16 AM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2025
11:17 AM | Clean Harbors (Issuer)
Gabriel Sharon M. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2025
7:19 AM | Clean Harbors (Issuer)
Dugas Eric J. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/04/2025
10:43 AM | Clean Harbors (Issuer)
Harrison Robert W. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/04/2025
10:45 AM | Clean Harbors (Issuer)
CURTIS GEORGE L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/04/2025
10:01 AM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/16/2025
8:37 AM | Clean Harbors (Issuer)
States Lauren (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
2:00 PM | Clean Harbors (Issuer)
Gabriel Sharon M. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/17/2024
12:44 PM | Clean Harbors (Issuer)
Underwood Rebecca (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/17/2024
11:15 AM | Clean Harbors (Issuer)
States Lauren (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/17/2024
10:30 AM | Clean Harbors (Issuer)
Harrison Robert W. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/16/2024
3:31 PM | Clean Harbors (Subject)
States Lauren (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
|
12/02/2024
2:16 PM | Clean Harbors (Issuer)
Harrison Robert W. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/27/2024
3:01 PM | Clean Harbors (Subject)
Weber Brian P (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/27/2024
11:50 AM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/19/2024
8:29 AM | Clean Harbors (Issuer)
MCKIM ALAN S (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/18/2024
11:59 AM | Clean Harbors (Issuer)
States Lauren (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/18/2024
7:39 AM | Clean Harbors (Issuer)
GERSTENBERG ERIC W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/18/2024
7:28 AM | Clean Harbors (Subject)
GERSTENBERG ERIC W (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/06/2024
11:04 AM | Clean Harbors (Issuer)
Speights Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/04/2024
10:46 AM | Clean Harbors (Issuer)
Weber Brian P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
