manager	shares	port %	label
Torray Investment Partners	64,385	3.9%	Add	history
Dodge & Cox	12,703	<0.01%	Reduce	history
Tweedy, Browne Co.	149,883	2.8%	Reduce	history
Bill Nygren / Oakmark - Harris Associates L P	43,313	0.03%	Reduce	history
Harry Burn - Sound Shore Management	204,387	2.8%	Reduce	history
Greenhaven Associates	1,001	<0.01%		history
Thomas Russo - Gardner Russo & Quinn	1,390,310	6.0%	Reduce	history
Wallace Weitz - Weitz Investment Management	323,200	6.9%	Reduce	history
Don Yacktman - Yacktman Asset Management	686,096	2.6%	Add	history
Robert Olstein - Olstein Capital Management	13,500	0.98%		history
David Katz - Matrix Asset Advisors	2,774	0.13%	Add	history
Steven Check - Check Capital Management	1,226,371	16.5%	Add	history
Christopher Davis - Davis Selected Advisers	810,163	1.9%	Add	history
Murray Stahl - Horizon Kinetics Asset Management	45,121	0.32%	Reduce	history
Bruce Berkowitz - Fairholme Capital Management	49,952	1.5%	Add	history
Mairs & Power	26,379	0.10%	Reduce	history
Thomas Gayner - Markel Group	1,531,971	6.1%		history
Chuck Akre - Akre Capital Management	15,895	0.06%	Reduce	history
Christopher Bloomstran - Semper Augustus Investments Group	237,074	17.3%	Add	history
Andrew Steginsky - Steginsky Capital	64,766	6.1%	Reduce	history
Muhlenkamp & Co.	38,142	4.8%	Reduce	history
Arnold Van Den Berg - Van Den Berg Management I	54,967	6.6%	Reduce	history
Gates Foundation Trust	24,620,202	21.0%	Add	history
First Eagle Investment Management	6,103	<0.01%	Add	history
Chris James - Meritage Group	809	<0.01%	New	history
Murphy Pohlad - Murphy Pohlad Asset Management	19,265	3.4%	Reduce	history
Francois Rochon - Giverny Capital	484,470	8.3%	Add	history
Claude Leveille - Courant Investment Management	0	<0.01%	Exit	history
Li Lu - Himalaya Capital Management	897,749	14.3%		history
Ruane, Cunniff & Goldfarb	438,921	2.8%	Reduce	history
Duan Yongping - H&H International Investment	3,899,100	9.5%	Reduce	history
Guy Spier - Aquamarine Zurich AG	140,600	21.8%		history