manager	shares	port %	label
Torray Investment Partners	25,631	1.1%	Add	history
Dodge & Cox	1,200	<0.01%		history
Bill Nygren / Oakmark - Harris Associates L P	925,708	0.42%	Reduce	history
David Rolfe - Wedgewood Partners	133,223	7.7%	Add	history
Thomas Russo - Gardner Russo & Quinn	322,891	0.86%	Reduce	history
Wallace Weitz - Weitz Investment Management	364,200	5.0%	Reduce	history
Farallon Capital Management	798,110	1.0%	Add	history
Lee Ainslie - Maverick Capital	477,214	2.5%	Reduce	history
Robert Olstein - Olstein Capital Management	12,500	0.55%	Reduce	history
David Katz - Matrix Asset Advisors	993	0.03%	Add	history
Ron Baron - Bamco Inc. (Baron Capital)	169,321	0.12%	Add	history
Polen Capital Management	7,291,221	4.6%	Reduce	history
Murray Stahl - Horizon Kinetics Asset Management	4,339	0.02%		history
Warren Buffett - Berkshire Hathaway	8,297,460	0.62%		history
Mairs & Power	627,753	1.7%	Add	history
Thomas Gayner - Markel Group	999,285	2.8%		history
Andreas Halvorsen - Viking Global Investors	5,690,106	5.4%	Reduce	history
Chuck Akre - Akre Capital Management	3,508,740	7.7%	Reduce	history
Gates Foundation Trust	0	<0.01%	Exit	history
William Von Mueffling - Cantillon Capital Management	2,278,889	4.0%	Reduce	history
Ako Capital	1,648,924	6.1%	Reduce	history
Triple Frond Partners	366,637	11.4%	Reduce	history
Lindsell Train	7,700	0.04%	Add	history
Eric Mandelblatt - Soroban Capital Partners	986,632	3.2%	Reduce	history
Vulcan Value Partners	1,094,118	4.2%	Reduce	history
Terry Smith - Fundsmith	5,738,531	6.3%	Reduce	history
John Armitage - Egerton Capital (UK)	3,668,500	10.3%	Add	history
Altarock Partners	1,827,153	10.6%	Reduce	history
Francois Rochon - Giverny Capital	377,092	4.6%	Add	history
Chris Hohn - Tci Fund Management	16,797,187	12.2%		history
Dev Kantesaria - Valley Forge Capital Management	912,017	6.7%	Add	history
Dan Sundheim - D1 Capital Partners	305,478	1.4%	Reduce	history
Grant Wonders - Voyager Global Management	915,000	11.4%	Reduce	history