Insider Shareholders with Direct Ownership of Clean Harbors Inc (CLH)
This section provides a comprehensive overview of the insiders with direct ownership of Clean Harbors Inc (CLH). You can find detailed information about the size and nature of each insider's ownership stake, as well as the latest updates on their holdings.
CLEAN HARBORS INC Insider List
| Insider | Adquired | Disposed | Held | # of Trades | Last Transaction |
|---|---|---|---|---|---|
|
Michael Louis Battles
CO-CEO |
94,100 | 79,913 | 82,911 $17.1 Million | 37 |
Aug 01, 2025
Added 2.36%
|
|
Brian P Weber
EVP (CHESI) |
43,350 | 48,469 | 53,412 $11 Million | 36 |
Jul 01, 2025
Reduced 2.08%
|
|
Eric W Gerstenberg
CO-CEO |
118,666 | 151,036 | 50,454 $10.4 Million | 37 |
Dec 16, 2025
Reduced 1.18%
|
|
George L Curtis
EXEC. VICE PRESIDENT (CHESI) |
18,505 | 17,769 | 47,664 $9.81 Million | 24 |
Dec 09, 2025
Reduced 2.05%
|
|
Alan S Mckim
EXEC CHAIR, CTO. |
26,957 | 582,806 | 34,027 $7 Million | 29 |
Jul 01, 2025
Reduced 3.79%
|
|
Michael J Twohig
EVP (CHESI) |
10,666 | 11,546 | 28,857 $5.94 Million | 15 |
Mar 27, 2023
Reduced 6.48%
|
|
Thomas J Shields
Director |
3,619 | 0 | 28,762 $5.92 Million | 3 |
May 25, 2022
Added 6.04%
|
|
Sharon M. Gabriel
EVP/CIO (CHESI) |
28,947 | 16,983 | 27,766 $5.72 Million | 33 |
Jul 01, 2025
Reduced 1.86%
|
| 6,392 | 4,710 | 24,809 $5.11 Million | 7 |
May 21, 2025
Added 3.08%
|
|
|
Eric J. Dugas
EVP CHIEF FINANCIAL OFFICER |
30,324 | 31,291 | 19,288 $3.97 Million | 47 |
Jul 01, 2025
Reduced 3.08%
|
|
Rebecca Underwood
PRESIDENT & EVP FACILITIES |
7,018 | 3,360 | 17,284 $3.56 Million | 10 |
Dec 15, 2025
Reduced 0.29%
|
|
Robert Speights
PRESIDENT, INDUSTRIAL SERVICES |
45,099 | 49,123 | 16,310 $3.36 Million | 31 |
May 27, 2025
Reduced 5.9%
|
|
Rod Marlin
Director |
0 | 16,513 | 14,427 $2.97 Million | 2 |
May 10, 2021
Reduced 32.39%
|
|
Jeroen Diderich
EVP&President of Sales&Service |
15,312 | 1,540 | 13,772 $2.83 Million | 3 |
Jun 02, 2025
Reduced 10.06%
|
| 6,392 | 6,208 | 11,496 $2.37 Million | 19 |
Nov 13, 2025
Reduced 2.09%
|
|
| 6,392 | 9,565 | 10,987 $2.26 Million | 11 |
Dec 17, 2025
Reduced 3.64%
|
|
|
Melkeya Mc Duffie
EVP, HUMAN RESOURCES OFFICER |
11,039 | 945 | 10,094 $2.08 Million | 4 |
May 24, 2023
Reduced 6.61%
|
| 6,392 | 11,569 | 9,458 $1.95 Million | 17 |
Aug 05, 2025
Reduced 4.35%
|
|
| 6,392 | 0 | 9,376 $1.93 Million | 6 |
May 21, 2025
Added 7.76%
|
|
|
Charles H. Geer Ii
EVP, Industrial Services |
0 | 322 | 8,814 $1.81 Million | 2 |
Dec 15, 2025
Reduced 0.32%
|
|
Robert A. Johnston
Pres.-Oil&Gas of Subsidiaries |
0 | 16,213 | 6,691 $1.38 Million | 1 |
Jan 11, 2021
Reduced 70.79%
|
| 6,392 | 15,926 | 6,392 $1.32 Million | 11 |
May 21, 2025
Added 10.99%
|
|
| 5,917 | 0 | 5,917 $1.22 Million | 6 |
May 21, 2025
Added 11.77%
|
|
|
Robert W. Harrison
EVP, EHS |
6,257 | 472 | 5,785 $1.19 Million | 11 |
Dec 15, 2025
Reduced 0.28%
|
| 3,619 | 20,020 | 5,598 $1.15 Million | 6 |
Jun 09, 2023
Reduced 47.28%
|
|
| 3,871 | 0 | 3,871 $796,845 | 4 |
May 21, 2025
Added 16.93%
|
|
| 3,015 | 0 | 3,015 $620,637 | 4 |
May 21, 2025
Added 20.74%
|
|
| 3,871 | 893 | 2,978 $613,021 | 5 |
Jun 05, 2025
Reduced 23.07%
|
|
|
Jeffrey Herbert Knapp
EVP - HR (CHESI) |
5,555 | 15,729 | 2,853 $587,290 | 10 |
Dec 01, 2021
Reduced 25.95%
|