Robert W. Harrison Clean Harbors Inc (CLH) insider trading activity

Robert W. Harrison is EVP, EHS of CLEAN HARBORS INC. Currently has a direct ownership of 5,923 shares of CLH, which is worth approximately $1.16 Million. The most recent transaction as insider was on Mar 17, 2025, when has been sold 35 shares (Common Stock) at a price of $192.9 per share, resulting in proceeds of $6,751. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 5.92K

32.15% 3M change

27.87% 12M change

Total Value Held $1.16 Million

Robert W. Harrison Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 17 2025	SELL Payment of exercise price or tax liability	$6,751 $192.9 p/Share	35 Reduced 0.59%	5,923 Common Stock
Feb 01 2025	BUY Grant, award, or other acquisition	-	1,476 Added 19.85%	5,958 Common Stock
Dec 15 2024	SELL Payment of exercise price or tax liability	$6,839 $244.28 p/Share	28 Reduced 0.62%	4,482 Common Stock
Dec 01 2024	SELL Payment of exercise price or tax liability	$31,730 $260.09 p/Share	122 Reduced 2.63%	4,510 Common Stock
Mar 15 2024	SELL Payment of exercise price or tax liability	$5,071 $187.84 p/Share	27 Reduced 0.58%	4,632 Common Stock
Feb 01 2024	BUY Grant, award, or other acquisition	-	1,290 Added 21.68%	4,659 Common Stock
Dec 01 2023	SELL Open market or private sale	$20,356 $166.86 p/Share	122 Reduced 3.49%	3,369 Common Stock
Feb 01 2023	BUY Grant, award, or other acquisition	-	1,991 Added 36.32%	3,491 Common Stock
Dec 01 2022	BUY Grant, award, or other acquisition	-	1,500 Added 50.0%	1,500 Common Stock

RWH

Robert W. Harrison

EVP, EHS

Norwell, MA

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