1. Corporate Officers - C
2. Cowan Grace

Insider Trading History of Cowan Grace

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Cowan Grace since 2011. The trader's CIK number is 1510529. At the time of the last reporting, Cowan Grace was the Sr. VP Customer Experience of Clean Harbors Inc. (stock ticker symbol CLH). Also see all insider trading activities at Clean Harbors Inc.

Note that in the past Cowan Grace also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Clean Harbors Inc (CLH) by Cowan Grace

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2018	CLH	0	$0	424	$29,942	0	$0

Yearly summary of insider trading at Waste Management Inc (WM) by Cowan Grace

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2012	WM	0	$0	1,351	$46,396	0	$0
2011	WM	240	$8,017	0	$0	0	$0

Insider trading activities at 2 companies by Cowan Grace:

1. Clean Harbors Inc (CLH)

2. Waste Management Inc (WM)

Table 1. Insider trading of Clean Harbors Inc (CLH) by Cowan Grace

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2018-09-06	CLH	Sale	424	70.62	29,942

Table 2. Insider trading of Waste Management Inc (WM) by Cowan Grace

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2012-08-23	WM	Sale	1,351	34.34	46,396
2011-04-18	WM	Buy	100	37.53	3,753
2011-08-03	WM	Buy	140	30.46	4,264

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Cowan Grace (Sr. VP Customer Experience of Clean Harbors Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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