1. Company Directors - G
2. Gantz Wilbur H

Insider Trading History of Gantz Wilbur H

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Gantz Wilbur H since 2007. The trader's CIK number is 1194172. At the time of the last reporting, Gantz Wilbur H was the Director of Aevi Genomic Medicine, Llc. (stock ticker symbol CERC). Also see all insider trading activities at Aevi Genomic Medicine, Llc.

Note that in the past GANTZ WILBUR H also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at W.w. Grainger, Inc. (GWW) by Gantz Wilbur H

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2012	GWW	0	$0	1,980	$376,463	1,980	$90,090
2011	GWW	0	$0	1,650	$275,550	1,650	$90,106
2010	GWW	0	$0	2,400	$296,560	2,400	$90,000
2009	GWW	0	$0	2,070	$172,099	2,070	$90,045
2008	GWW	0	$0	1,860	$137,454	3,320	$165,905
2007	GWW	0	$0	2,200	$167,516	2,200	$81,950

Yearly summary of insider trading at Aevi Genomic Medicine, Llc (GNMX) by Gantz Wilbur H

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2017	GNMX	39,683	$50,000	0	$0	0	$0
2014	GNMX	24,390	$99,998	0	$0	0	$0

Insider trading activities at 2 companies by Gantz Wilbur H:

1. W.w. Grainger, Inc. (GWW)

2. Aevi Genomic Medicine, Llc (GNMX)

Table 1. Insider trading of W.w. Grainger, Inc. (GWW) by Gantz Wilbur H

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2012-11-26	GWW	Option Ex	1,980	45.50	90,090
2012-11-26	GWW	Sale	1,980	190.13	376,463
2011-10-21	GWW	Option Ex	1,650	54.61	90,106
2011-10-21	GWW	Sale	1,650	167.00	275,550
2010-10-29	GWW	Option Ex	2,400	37.50	90,000
2010-10-29	GWW	Sale	2,400	123.57	296,560
2009-05-01	GWW	Option Ex	2,070	43.50	90,045
2009-05-01	GWW	Sale	2,070	83.14	172,099
2008-12-17	GWW	Option Ex	1,860	48.62	90,442
2008-12-17	GWW	Sale	1,860	73.90	137,454
2008-03-06	GWW	Option Ex	1,460	51.69	75,463
2007-03-20	GWW	Option Ex	2,200	37.25	81,950
2007-03-20	GWW	Sale	2,200	76.14	167,516

Table 2. Insider trading of Aevi Genomic Medicine, Llc (GNMX) by Gantz Wilbur H

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2017-10-17	GNMX	Buy	39,683	1.26	50,000
2014-12-01	MDGN	Buy	24,390	4.10	99,998

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 Gantz Wilbur H (Director of Aevi Genomic Medicine, Llc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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