CLH
Clean Harbors, Inc.
NYSE · Industrials · Waste Management · US
$317.10
−0.49%0
Insider buys (3m)
5
Insider sells (3m)
-$2.8M
Net value (3m)
+12.0%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 18, 2026 | GERSTENBERG ERIC W · officer: CO-CEO | Sale | 2,500 | $321 |
| Aug 14, 2026 | Dugas Eric J. · officer: EVP CHIEF FINANCIAL OFFICER | F-InKind | 630 | $289 |
| Aug 14, 2026 | Dugas Eric J. · officer: EVP CHIEF FINANCIAL OFFICER | Sale | 2,788 | $281 |
| Aug 14, 2026 | Dugas Eric J. · officer: EVP CHIEF FINANCIAL OFFICER | F-InKind | 447 | $291 |
| Aug 14, 2026 | GERSTENBERG ERIC W · officer: CO-CEO | F-InKind | 564 | $291 |
| Aug 14, 2026 | GERSTENBERG ERIC W · officer: CO-CEO | Sale | 2,500 | $280 |
| Aug 14, 2026 | GERSTENBERG ERIC W · officer: CO-CEO | F-InKind | 977 | $289 |
| Aug 14, 2026 | GERSTENBERG ERIC W · officer: CO-CEO | Sale | 1,000 | $293 |
| Aug 12, 2026 | Battles Michael Louis · director, officer: CO-CEO | F-InKind | 1,032 | $291 |
| Aug 11, 2026 | CURTIS GEORGE L · officer: EXEC. VICE PRESIDENT (CHESI) | F-InKind | 1,757 | $291 |
| Aug 3, 2026 | Robertson Andrea · director | Sale | 789 | $314 |
| Jul 20, 2026 | MCKIM ALAN S · director, officer: EXEC CHAIR, CTO. | F-InKind | 1,265 | $311 |
| Jul 6, 2026 | Dugas Eric J. · officer: EVP CHIEF FINANCIAL OFFICER | F-InKind | 447 | $291 |
| Jul 6, 2026 | Weber Brian P · officer: EVP (CHESI) | F-InKind | 814 | $291 |
| Jul 6, 2026 | Geer Charles H. II · officer: EVP, Industrial Services | F-InKind | 40 | $291 |
| Jul 6, 2026 | Gabriel Sharon M. · officer: EVP/CIO (CHESI) | F-InKind | 359 | $291 |
| Jul 6, 2026 | GERSTENBERG ERIC W · officer: CO-CEO | F-InKind | 564 | $291 |
| Jul 6, 2026 | Underwood Rebecca · officer: PRESIDENT & EVP FACILITIES | F-InKind | 311 | $291 |
| Jul 6, 2026 | MCKIM ALAN S · director, officer: EXEC CHAIR, CTO. | F-InKind | 1,343 | $291 |
| May 27, 2026 | States Lauren · director | Sale | 789 | $286 |
| May 22, 2026 | Willett Robert · director | A-Award | 652 | $0.00 |
| May 22, 2026 | Quirk Alison A. · director | A-Award | 652 | $0.00 |
| May 22, 2026 | Robertson Andrea · director | A-Award | 652 | $0.00 |
| May 22, 2026 | Welch John R. · director | A-Award | 652 | $0.00 |
| May 22, 2026 | PRESTON JOHN T · director | A-Award | 652 | $0.00 |
| May 22, 2026 | Reed Marcy L. · director | A-Award | 652 | $0.00 |
| May 22, 2026 | GALANTE EDWARD G · director | A-Award | 652 | $0.00 |
| May 22, 2026 | Polito Karyn · director | A-Award | 652 | $0.00 |
| May 22, 2026 | Stewart Shelley JR · director | A-Award | 652 | $0.00 |
| May 22, 2026 | States Lauren · director | A-Award | 652 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 213Increased 414Reduced 458Sold out 58
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 5,076,220 | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 4,802,492 | May 13, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 3,577,034 | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 3,155,233 | Aug 14, 2026 |
| FMR LLC | Increased | 3,002,654 | Aug 13, 2026 |
| JANUS HENDERSON GROUP PLC | Reduced | 2,355,394 | May 18, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 2,182,972 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2,169,364 | May 15, 2026 |
| FMR LLC | Increased | 2,101,179 | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 1,983,336 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1,962,951 | May 8, 2026 |
| LONE PINE CAPITAL LLC | Increased | 1,754,950 | May 15, 2026 |
| Jupiter Topco LLC | New Position | 1,598,574 | Aug 14, 2026 |
| STATE STREET CORP | Increased | 1,582,004 | Aug 7, 2026 |
| STATE STREET CORP | Increased | 1,537,297 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 18, 2026