Joseph Cargnelli

Insider Trading: Sales

Company	Symbol	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Hydrogenics Corp	HYGS	$0.55	18,000	Officer, Director	4,595,500	2009-07-28	Filing
Hydrogenics Corp	HYGS	$0.53	19,000	Officer, Director	4,613,500	2009-07-27	Filing
Hydrogenics Corp	HYGS	$0.51	26,000	Officer, Director	4,632,500	2009-07-24	Filing
Hydrogenics Corp	HYGS	$0.51	24,000	Officer, Director	4,658,500	2009-07-23	Filing
Hydrogenics Corp	HYGS	$0.51	20,000	Officer, Director	4,682,500	2009-07-22	Filing
Hydrogenics Corp	HYGS	$0.54	20,000	Officer, Director	4,702,500	2009-07-21	Filing
Hydrogenics Corp	HYGS	$0.55	16,000	Officer, Director	4,722,500	2009-07-17	Filing
Hydrogenics Corp	HYGS	$0.56	23,000	Officer, Director	4,738,500	2009-07-16	Filing
Hydrogenics Corp	HYGS	$0.59	15,000	Officer, Director	4,761,500	2009-07-15	Filing
Hydrogenics Corp	HYGS	$0.57	18,000	Officer, Director	4,776,500	2009-07-14	Filing
Hydrogenics Corp	HYGS	$0.57	18,000	Officer, Director	4,794,500	2009-07-13	Filing
Hydrogenics Corp	HYGS	$0.55	15,000	Officer, Director	4,812,500	2009-07-10	Filing
Hydrogenics Corp	HYGS	$0.54	55,000	Officer, Director	4,827,500	2009-07-09	Filing
Hydrogenics Corp	HYGS	$0.54	20,000	Officer, Director	4,882,500	2009-07-08	Filing