Industry - Hazardous Waste Management

Include option trades

Include indirect trades

Latest data: 6/18/2026 10:01:40 PM

1 Month

Buy/Sell Ratio 0.00

0%

100%

Buy	Sell
--	($225,804)
0 Insiders	1 Insiders
0 Transactions	1 Transactions

5/18/2026 to 6/18/2026

3 Month

Buy/Sell Ratio 0.60

37%

63%

Buy	Sell
$135,760	($225,804)
1 Insiders	1 Insiders
1 Transactions	1 Transactions

3/18/2026 to 6/18/2026

6 Month

Buy/Sell Ratio 0.00

0%

100%

Buy	Sell
$135,760	($62.20) M
1 Insiders	8 Insiders
1 Transactions	10 Transactions

12/18/2025 to 6/18/2026

12 Month

Buy/Sell Ratio 0.01

0%

100%

Buy	Sell
$628,166	($62.59) M
4 Insiders	10 Insiders
5 Transactions	13 Transactions

6/18/2025 to 6/18/2026

Monthly Buy and Sell Value

Monthly Buy/Sell Ratio

Most Insider Buying

12 months

Name	Value	Transactions
Battles Michael Louis Clean Harbors Inc	$467,000	1
Polito Karyn Clean Harbors Inc	$135,760	1
Shelton Larry Perma Fix Environmental Services Inc	$18,185	2
Duff Mark Perma Fix Environmental Services Inc	$7,221	1

Most Insider Selling

12 months

Name	Value	Transactions
Mckim Alan S Clean Harbors Inc	($57,379,000)	2
Weber Brian P Clean Harbors Inc	($1,373,945)	1
Gerstenberg Eric W Clean Harbors Inc	($1,137,431)	3
Gabriel Sharon M. Clean Harbors Inc	($998,528)	1
Dugas Eric J. Clean Harbors Inc	($784,292)	1
Reed Marcy L. Clean Harbors Inc	($240,718)	1
States Lauren Clean Harbors Inc	($225,804)	1
Welch John R. Clean Harbors Inc	($204,802)	1
Robertson Andrea Clean Harbors Inc	($195,323)	1
Duggan Kerry C Perma Fix Environmental Services Inc	($48,616)	1

Most Unique Insiders Buying (>25K)

12 months

Name	Unique insiders	Total Trades
Clean Harbors Inc	2	2

Most Unique Insiders Selling (>25K)

12 months

Name	Unique insiders	Total Trades
Clean Harbors Inc	9	12
Perma Fix Environmental Services Inc	1	1

Companies with activity

	1 Month			6 Month			12 Month
Name	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $
Clean Harbors Inc	0.00	$0	($225,804)	0.00	$135,760	($62,199,740)	0.01	$602,760	($62,539,844)
Perma Fix Environmental Services Inc	--	$0	$0	--	$0	$0	0.52	$25,406	($48,616)