Stocks · Industrials · Hazardous Waste Management

CLEAN HARBORS INC

CLH Clue Score64

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

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What the insiders did Net selling

By person

22 insiders · 14 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Alan S McKim

Exec Chair, CTO.

—

$57.38M (2)

−$57.38M

2,095,522

3.97%

$659.73M

−17.1%

Eric W Gerstenberg

Co-CEO

—

$1.94M (4)

−$1.94M

56,793

0.1076%

$17.88M

−1.7%

Brian P Weber

EVP (Chesi)

—

$1.37M (1)

−$1.37M

47,914

0.0908%

$15.08M

−15.7%

Sharon M. Gabriel

EVP/CIO (Chesi)

—

$998.53K (1)

−$998.53K

20,706

0.0392%

$6.52M

−16.7%

Eric J. Dugas

EVP Chief Financial Officer

—

$784.29K (1)

−$784.29K

13,532

0.0256%

$4.26M

+3.2%

Andrea Robertson

Director

—

$247.75K (1)

−$247.75K

8,979

0.0170%

$2.83M

−9.6%

Marcy L. Reed

Director

—

$240.72K (1)

−$240.72K

5,733

0.0109%

$1.80M

+11.8%

Lauren States

Director

—

$225.80K (1)

−$225.80K

11,359

0.0215%

$3.58M

−13.6%

John R. Welch

Director

—

$204.80K (1)

−$204.80K

10,889

0.0206%

$3.43M

−8.2%

Karyn Polito

Director

$39.35K (1)

—

+$39.35K

4,252

0.0081%

$1.34M

+91.0%

Michael Louis Battles

Co-CEO

—

—

—

94,355

0.1787%

$29.71M

+30.3%

George L Curtis

Exec. Vice President (Chesi)

—

—

—

44,291

0.0839%

$13.94M

−7.5%

Edward G Galante

Director

—

—

—

25,461

0.0482%

$8.02M

+6.0%

Rebecca Underwood

President & EVP Facilities

—

—

—

18,373

0.0348%

$5.78M

+18.5%

Robert Speights

President, Industrial Services

—

—

—

16,310

0.0309%

$5.13M

−54.7%

Jeroen Diderich

EVP&President of Sales&Service

—

—

—

16,152

0.0306%

$5.09M

+46.6%

Charles H. Geer II

EVP, Industrial Services

—

—

—

10,505

0.0199%

$3.31M

+14.8%

Robert Willett

Director

—

—

—

10,028

0.0190%

$3.16M

+16.8%

John T Preston

Director

—

—

—

7,044

0.0133%

$2.22M

+25.7%

Robert W. Harrison

EVP, Ehs

—

—

—

6,648

0.0126%

$2.09M

+43.5%

Shelley Stewart JR

Director

—

—

—

4,523

0.0086%

$1.42M

+46.8%

Alison A. Quirk

Director

—

—

—

3,630

0.0069%

$1.14M

+17.8%