manager	shares	port %	label
Torray Investment Partners	0	<0.01%	Exit	history
Bill Nygren / Oakmark - Harris Associates L P	147,636	0.11%	Reduce	history
Thomas Russo - Gardner Russo & Quinn	2,382,969	10.3%	Reduce	history
Wallace Weitz - Weitz Investment Management	213,350	4.6%		history
Don Yacktman - Yacktman Asset Management	11,130	0.04%		history
Farallon Capital Management	606,471	1.2%	Reduce	history
Robert Olstein - Olstein Capital Management	10,000	0.68%	Reduce	history
Ron Baron - Bamco Inc. (Baron Capital)	146,650	0.17%	Add	history
Polen Capital Management	4,798,026	5.0%	Reduce	history
Murray Stahl - Horizon Kinetics Asset Management	32,730	0.26%	Reduce	history
Stephen Mandel - Lone Pine Capital	1,746,342	6.7%	Add	history
Warren Buffett - Berkshire Hathaway	3,986,648	0.50%		history
Mairs & Power	901	<0.01%	Reduce	history
Thomas Gayner - Markel Group	207,540	0.99%		history
Andreas Halvorsen - Viking Global Investors	292,288	0.47%	Reduce	history
Jensen Investment Management	1,078,169	3.4%	Add	history
Chuck Akre - Akre Capital Management	5,850,761	20.1%	Reduce	history
Arnold Van Den Berg - Van Den Berg Management I	1,978	0.27%	Reduce	history
First Pacific Advisors	0	<0.01%	Exit	history
Senator Investment Group	85,000	1.9%	New	history
Eric Mandelblatt - Soroban Capital Partners	357,689	2.1%		history
Vulcan Value Partners	814,320	4.9%	Reduce	history
Nehal Chopra - Ratan Capital Management	3,100	0.93%		history
Terry Smith - Fundsmith	62,758	0.11%	Add	history
John Armitage - Egerton Capital (UK)	1,266,934	5.8%	Reduce	history
Davidson Kempner Capital Management	40,000	0.25%	New	history
Altarock Partners	280,451	2.8%	Reduce	history
Francois Rochon - Giverny Capital	20,760	0.45%	Add	history
Dev Kantesaria - Valley Forge Capital Management	1,489,102	20.1%		history
Dan Sundheim - D1 Capital Partners	38,000	0.22%	Reduce	history
Guy Spier - Aquamarine Zurich AG	65,750	12.8%		history