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CLEAN HARBORS INC

CLH Net selling
CIK 0000822818 #729 in the set updated 17 Sep 2026
Bought (120 mo)
$1.08M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$258.19M
$376.81K on a plan · $766.66K straight out of an exercise
Sold at will
$257.05M
212 of 219 sales
Net
−$257.11M
−$255.96M against sales at will

By person

37 insiders · 228 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
MCKIM ALAN S
EXEC CHAIR, CTO.
$192.03M (41)
−$192.03M
2,095,522
$673.38M
−52.8%
GERSTENBERG ERIC W
CO-CEO
$20.13M (20)
−$20.13M
56,793
$18.25M
−35.5%
Battles Michael Louis
CO-CEO
$764.49K (4)
$8.86M (15)
−$8.09M
94,355
$30.32M
+168.5%
Weber Brian P
EVP (CHESI)
$6.40M (20)
−$6.40M
47,914
$15.40M
−3.1%
Dugas Eric J.
EVP CHIEF FINANCIAL OFFICER
$200.95K (1)
$4.29M (17)
−$4.09M
13,532
$4.35M
+287.8%
Marlin Rod
Director
$3.49M (11)
−$3.49M
14,427
$4.64M
−71.3%
CURTIS GEORGE L
EXEC. VICE PRESIDENT (CHESI)
$3.12M (5)
−$3.12M
44,291
$14.23M
−18.1%
BANUCCI EUGENE G
Director
$2.90M (3)
−$2.90M
5,598
$1.80M
−63.9%
Robertson Andrea
Director
$2.33M (16)
−$2.33M
8,979
$2.89M
−40.8%
PRESTON JOHN T
Director
$2.24M (6)
−$2.24M
7,044
$2.26M
−43.1%
Gabriel Sharon M.
EVP/CIO (CHESI)
$2.19M (6)
−$2.19M
20,706
$6.65M
+185.7%
Speights Robert
PRESIDENT, INDUSTRIAL SERVICES
$99.97K (3)
$2.23M (9)
−$2.13M
16,310
$5.24M
TWOHIG MICHAEL J
EVP (CHESI)
$1.73M (8)
−$1.73M
28,857
$9.27M
−6.6%
States Lauren
Director
$1.25M (11)
−$1.25M
11,359
$3.65M
+312.2%
Welch John R.
Director
$1.19M (4)
−$1.19M
10,889
$3.50M
+94.3%
Lefebvre Marvin G
EVP (CHI sub)
$955.98K (5)
−$955.98K
66,084
$21.24M
−26.9%
PARRY DAVID M
Executive Vice President
$761.79K (3)
−$761.79K
11,544
$3.71M
−74.5%
SHIELDS THOMAS J
Director
$653.64K (1) scheduled
−$653.64K
28,762
$9.24M
+73.4%
Knapp Jeffrey Herbert
EVP - HR (CHESI)
$16.40K (1)
$314.18K (4)
−$297.78K
2,853
$916.78K
+631.5%
Reed Marcy L.
Director
$240.72K (1)
−$240.72K
5,733
$1.84M
Vergo David J.
President, Safety-Kleen
$207.57K (2)
−$207.57K
4,783
$1.54M
Bouldin Mark G.
EVP/SK
$206.58K (5)
−$206.58K
31,583
$10.15M
−13.6%
Quirk Alison A.
Director
$199.76K (1)
−$199.76K
3,630
$1.17M
McDuffie Melkeya
EVP, HUMAN RESOURCES OFFICER
$133.76K (2)
−$133.76K
10,094
$3.24M
Kraus Eric A
Exec. Vice President (CHESI)
$76.62K (1)
−$76.62K
33,108
$10.64M
+54.0%
Cowan Grace
EVP Customer Service (CHESI)
$29.94K (1)
−$29.94K
22,914
$7.36M
+17.7%
Harrison Robert W.
EVP, EHS
$20.36K (1)
−$20.36K
6,648
$2.14M
RUTLEDGE JAMES M
Vice Chmn, Pres.
89,210
$28.67M
−30.3%
GALANTE EDWARD G
Director
25,461
$8.18M
+74.7%
Underwood Rebecca
PRESIDENT & EVP FACILITIES
18,373
$5.90M
+34.8%
Diderich Jeroen
EVP&President of Sales&Service
16,152
$5.19M
+115,271%
Geer Charles H. II
EVP, Industrial Services
10,799
$3.47M
+18.0%
Willett Robert
Director
10,028
$3.22M
Mohan Stephen M.
Chief Sales Officer
10,000
$3.21M
Johnston Robert A.
Pres.-Oil&Gas of Subsidiaries
6,691
$2.15M
−9.7%
Stewart Shelley JR
Director
4,523
$1.45M
Polito Karyn
Director
4,127
$1.33M

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.

Insider
Date
Role
Action
Shares
Price
Amount
Robertson Andrea
24 Feb 2017
Director
Sold after exercise
2,000
$56.51
$113.02K
SHIELDS THOMAS J
8 Dec 2016
Director
Sold after exercise
12,000
$54.47
$653.64K

What was left out

Form 4 filings counted 894
Amendments (4/A) skipped 33
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 5
Sales straight out of an exercise 2
Sales at will 212
Transactions with no price 0
Shares from compensation/vesting 2,915,359
Sales filed before the plan box existed 142
History held since 1 Sep 2016