manager	shares	port %	label
Dodge & Cox	59,186,855	1.3%	Add	history
Ron Baron - Bamco Inc. (Baron Capital)	2,905,510	0.35%	Reduce	history
Steven Check - Check Capital Management	4,379,938	5.2%	Reduce	history
Kahn Brothers Group	0	<0.01%	Exit	history
Dan Loeb - Third Point	0	<0.01%	Exit	history
Murray Stahl - Horizon Kinetics Asset Management	1,571,936	0.69%	Reduce	history
Stephen Mandel - Lone Pine Capital	11,208,969	3.6%	Reduce	history
Thomas Gayner - Markel Group	13,073,609	4.4%		history
Third Avenue Management	481,495	3.2%	Reduce	history
Chuck Akre - Akre Capital Management	17,027,077	11.2%	Reduce	history
Arnold Van Den Berg - Van Den Berg Management I	236,693	2.2%	Reduce	history
Eric Mandelblatt - Soroban Capital Partners	0	<0.01%	Exit	history
Josh Tarasoff - Greenlea Lane Capital Management	1,392,742	16.4%	Reduce	history