CIK 0000822818 · Large accelerated filer
CLEAN HARBORS INC
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- CLH
- Exchange
- NYSE
- Industry
- Hazardous Waste Management
- FY end
- Dec 31
- Incorporated
- MA
- Entity type
- operating
- EIN
- 042997780
- Phone
- 781-792-5000
- Business address
- 42 LONGWATER DRIVE, P.O. BOX 9149, NORWELL, MA, 02061-9149
- Open-market buys, last 90 days
- $39,354
- in 1 filing
- Open-market sales, last 90 days
- $0
- in 0 filings
Net +$39,354. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-09 | Reed Marcy L. Director | Gift | −350 | 5,383 | ||
| 2026-11-02 | Geer Charles H. II EVP, Industrial Services | Shares withheld for taxes | −294 | $302.12 | $89K | 10,505 |
| 2026-10-29 | Polito Karyn Director | Purchase | +125 | $314.83 | $39K | 4,252 |
| 2026-08-14 | GERSTENBERG ERIC W CO-CEO | Sale | −2,500 | $321.34 | $803K | 56,793 |
| 2026-08-03 | Robertson Andrea Director | Sale | −789 | $314.01 | $248K | 8,979 |
| 2026-07-17 | MCKIM ALAN S EXEC CHAIR, CTO. | Shares withheld for taxes | −1,265 | $310.58 | $393K | 30,154 |
| 2026-07-01 | Dugas Eric J. EVP CHIEF FINANCIAL OFFICER | Shares withheld for taxes | −447 | $290.74 | $130K | 17,620 |
| 2026-07-01 | GERSTENBERG ERIC W CO-CEO | Shares withheld for taxes | −564 | $290.74 | $164K | 59,293 |
| 2026-07-01 | Battles Michael Louis CO-CEO | Shares withheld for taxes | −1,032 | $290.74 | $300K | 94,355 |
| 2026-07-01 | CURTIS GEORGE L EXEC. VICE PRESIDENT (CHESI) | Shares withheld for taxes | −1,757 | $290.74 | $511K | 44,291 |
| 2026-07-01 | Geer Charles H. II EVP, Industrial Services | Shares withheld for taxes | −40 | $290.74 | $12K | 10,799 |
| 2026-07-01 | Underwood Rebecca PRESIDENT & EVP FACILITIES | Shares withheld for taxes | −311 | $290.74 | $90K | 18,373 |
| 2026-07-01 | Gabriel Sharon M. EVP/CIO (CHESI) | Shares withheld for taxes | −359 | $290.74 | $104K | 20,706 |
| 2026-07-01 | Dugas Eric J. EVP CHIEF FINANCIAL OFFICER | Shares withheld for taxes | −447 | $290.74 | $130K | 13,532 |
| 2026-07-01 | Weber Brian P EVP (CHESI) | Shares withheld for taxes | −814 | $290.74 | $237K | 47,914 |
| 2026-07-01 | GERSTENBERG ERIC W CO-CEO | Shares withheld for taxes | −564 | $290.74 | $164K | 38,313 |
| 2026-07-01 | MCKIM ALAN S EXEC CHAIR, CTO. | Shares withheld for taxes | −1,343 | $290.74 | $390K | 31,419 |
| 2026-06-01 | Diderich Jeroen EVP&President of Sales&Service | Shares withheld for taxes | −1,717 | $281.00 | $482K | 16,152 |
| 2026-05-26 | States Lauren Director | Sale | −789 | $286.19 | $226K | 11,359 |
| 2026-05-20 | Polito Karyn Director | Grant or award | +652 | 4,127 |
Page 1 of 7 · 134 trades