manager	shares	port %	label
Farallon Capital Management	0	<0.01%	Exit	history
Richard Pzena - Pzena Investment Management	1,863	<0.01%	Reduce	history
Palo Alto Investors	575,907	12.3%	Reduce	history
Michael Krensavage - Krensavage Asset Management	201,222	16.7%	Reduce	history