manager	shares	port %	label
John Rogers - Ariel Investments	4,882,920	2.3%	Reduce	history
Ron Baron - Bamco Inc. (Baron Capital)	1,944,402	0.24%	Reduce	history
Thomas Gayner - Markel Group	1,327,000	0.61%		history
Vulcan Value Partners	7,792,628	5.3%	Reduce	history