Stocks · Industrials · Hazardous Waste Management

CLEAN HARBORS INC

CLH Clue Score64
United States Fiscal year ends December CIK 0000822818 Results filed 28 Oct 2026

What the insiders did Net selling

By person

35 insiders · 227 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Alan S McKim
Exec Chair, CTO.
—
$192.03M (41)
−$192.03M
2,095,522
$659.73M
−52.8%
Eric W Gerstenberg
Co-CEO
—
$20.13M (20)
−$20.13M
56,793
$17.88M
−35.5%
Michael Louis Battles
Co-CEO
$720.34K (3)
$8.86M (15)
−$8.14M
94,355
$29.71M
+167.4%
Brian P Weber
EVP (Chesi)
—
$6.36M (19)
−$6.36M
47,914
$15.08M
−1.6%
Eric J. Dugas
EVP Chief Financial Officer
$200.95K (1)
$4.29M (17)
−$4.09M
13,532
$4.26M
+59.4%
Rod Marlin
Director
—
$3.49M (11)
−$3.49M
14,427
$4.54M
−71.3%
George L Curtis
Exec. Vice President (Chesi)
—
$3.12M (5)
−$3.12M
44,291
$13.94M
−18.1%
Eugene G Banucci
Director
—
$2.90M (3)
−$2.90M
5,598
$1.76M
−63.9%
Andrea Robertson
Director
—
$2.33M (16)
−$2.33M
8,979
$2.83M
−40.8%
John T Preston
Director
—
$2.24M (6)
−$2.24M
7,044
$2.22M
−43.1%
Sharon M. Gabriel
EVP/CIO (Chesi)
—
$2.19M (6)
−$2.19M
20,706
$6.52M
+185.7%
Robert Speights
President, Industrial Services
$99.97K (3)
$2.23M (9)
−$2.13M
16,310
$5.13M
—
Michael J Twohig
EVP (Chesi)
—
$1.73M (8)
−$1.73M
28,857
$9.09M
−6.6%
Lauren States
Director
—
$1.25M (11)
−$1.25M
11,359
$3.58M
+312.2%
John R. Welch
Director
—
$1.19M (4)
−$1.19M
10,889
$3.43M
+94.3%
Marvin G Lefebvre
EVP (CHI sub)
—
$955.98K (5)
−$955.98K
66,084
$20.81M
−26.9%
David M Parry
Executive Vice President
—
$761.79K (3)
−$761.79K
11,544
$3.63M
−74.5%
Thomas J Shields
Director
—
$653.64K (1) scheduled
−$653.64K
28,762
$9.06M
+73.4%
Jeffrey Herbert Knapp
EVP - HR (Chesi)
$16.40K (1)
$314.18K (4)
−$297.78K
2,853
$898.21K
+631.5%
Marcy L. Reed
Director
—
$240.72K (1)
−$240.72K
5,733
$1.80M
—
David J. Vergo
President, Safety-Kleen
—
$207.57K (2)
−$207.57K
4,783
$1.51M
−40.2%
Mark G. Bouldin
EVP/Sk
—
$206.58K (5)
−$206.58K
31,583
$9.94M
−13.6%
Alison A. Quirk
Director
—
$199.76K (1)
−$199.76K
3,630
$1.14M
—
Melkeya McDuffie
EVP, Human Resources Officer
—
$133.76K (2)
−$133.76K
10,094
$3.18M
—
Eric A Kraus
Exec. Vice President (CHESI)
—
$76.62K (1)
−$76.62K
33,108
$10.42M
+54.0%
Karyn Polito
Director
$39.35K (1)
—
+$39.35K
4,252
$1.34M
—
Grace Cowan
EVP Customer Service (CHESI)
—
$29.94K (1)
−$29.94K
22,914
$7.21M
+17.7%
Robert W. Harrison
EVP, Ehs
—
$20.36K (1)
−$20.36K
6,648
$2.09M
—
Edward G Galante
Director
—
—
—
25,461
$8.02M
+74.7%
Rebecca Underwood
President & EVP Facilities
—
—
—
18,373
$5.78M
+34.8%
Jeroen Diderich
EVP&President of Sales&Service
—
—
—
16,152
$5.09M
+115,271%
Charles H. Geer II
EVP, Industrial Services
—
—
—
10,505
$3.31M
+14.8%
Robert Willett
Director
—
—
—
10,028
$3.16M
—
Robert A. Johnston
Pres.-Oil&Gas of Subsidiaries
—
—
—
6,691
$2.11M
−9.7%
Shelley Stewart JR
Director
—
—
—
4,523
$1.42M
—

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.