manager	shares	port %	label
Torray Investment Partners	64,106	3.7%		history
Dodge & Cox	12,820	<0.01%		history
Tweedy, Browne Co.	162,360	2.8%	Reduce	history
Bill Nygren / Oakmark - Harris Associates L P	74,428	0.05%	Reduce	history
Harry Burn - Sound Shore Management	229,820	2.8%	Add	history
Greenhaven Associates	1,001	<0.01%		history
Thomas Russo - Gardner Russo & Quinn	1,569,986	5.7%	Reduce	history
Wallace Weitz - Weitz Investment Management	354,450	6.7%	Reduce	history
Don Yacktman - Yacktman Asset Management	683,980	2.3%	Reduce	history
Lee Ainslie - Maverick Capital	0	<0.01%	Exit	history
Robert Olstein - Olstein Capital Management	17,000	1.0%		history
David Katz - Matrix Asset Advisors	2,744	0.12%	Add	history
Steven Check - Check Capital Management	1,394,455	18.3%	Add	history
Christopher Davis - Davis Selected Advisers	1,098,843	2.2%	Reduce	history
Murray Stahl - Horizon Kinetics Asset Management	46,601	0.35%	Reduce	history
Bruce Berkowitz - Fairholme Capital Management	122,958	2.8%	Add	history
Mairs & Power	24,308	0.09%	Reduce	history
Thomas Gayner - Markel Group	1,531,971	5.9%		history
Chuck Akre - Akre Capital Management	16,560	0.05%	Reduce	history
Christopher Bloomstran - Semper Augustus Investments Group	233,545	17.4%	Add	history
Andrew Steginsky - Steginsky Capital	67,858	6.7%	Reduce	history
Muhlenkamp & Co.	37,849	4.4%	Add	history
Arnold Van Den Berg - Van Den Berg Management I	60,051	7.1%	Reduce	history
Gates Foundation Trust	19,916,349	16.8%	Reduce	history
First Eagle Investment Management	1,807	<0.01%	Add	history
Murphy Pohlad - Murphy Pohlad Asset Management	25,085	3.7%	Reduce	history
Francois Rochon - Giverny Capital	483,856	8.1%	Add	history
Claude Leveille - Courant Investment Management	26,872	9.3%		history
Li Lu - Himalaya Capital Management	897,749	15.5%		history
Ruane, Cunniff & Goldfarb	456,279	2.6%	Reduce	history
Duan Yongping - H&H International Investment	4,746,302	11.7%	Reduce	history
Guy Spier - Aquamarine Zurich AG	140,600	21.9%		history