P. Michael Tarnok

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
KERX	$9.73	10,000	$97,300.00	328,600	2015-05-06	Filing
KERX	$1.55	17,500	$27,125.00	278,600	2012-04-05	Filing
KERX	$3.10	15,000	$46,500.00	261,100	2011-08-10	Filing
KERX	$0.46	40,000	$18,400.00	191,100	2009-05-26	Filing