manager	shares	port %	label
Bill Nygren / Oakmark - Harris Associates L P	145,161	0.11%	Reduce	history
Thomas Russo - Gardner Russo & Quinn	2,302,289	10.0%	Reduce	history
Wallace Weitz - Weitz Investment Management	203,350	4.6%	Reduce	history
Don Yacktman - Yacktman Asset Management	11,130	0.04%		history
Farallon Capital Management	619,471	1.3%	Add	history
Robert Olstein - Olstein Capital Management	6,500	0.47%	Reduce	history
Ron Baron - Bamco Inc. (Baron Capital)	124,600	0.14%	Reduce	history
Polen Capital Management	4,646,427	4.8%	Reduce	history
Murray Stahl - Horizon Kinetics Asset Management	21,856	0.20%	Reduce	history
Stephen Mandel - Lone Pine Capital	1,100,790	4.1%	Reduce	history
Warren Buffett - Berkshire Hathaway	3,986,648	0.49%		history
Mairs & Power	1,255	<0.01%	Add	history
Thomas Gayner - Markel Group	207,540	0.96%		history
Andreas Halvorsen - Viking Global Investors	1,157,231	1.8%	Add	history
Jensen Investment Management	1,054,308	3.4%	Reduce	history
Chuck Akre - Akre Capital Management	5,061,834	18.2%	Reduce	history
Arnold Van Den Berg - Van Den Berg Management I	1,930	0.27%	Reduce	history
Senator Investment Group	0	<0.01%	Exit	history
Eric Mandelblatt - Soroban Capital Partners	357,689	1.9%		history
Vulcan Value Partners	743,641	4.7%	Reduce	history
Nehal Chopra - Ratan Capital Management	3,100	0.86%		history
Terry Smith - Fundsmith	63,677	0.11%	Add	history
John Armitage - Egerton Capital (UK)	538,004	2.5%	Reduce	history
Davidson Kempner Capital Management	50,000	0.49%	Add	history
Altarock Partners	268,994	2.6%	Reduce	history
Francois Rochon - Giverny Capital	21,390	0.43%	Add	history
Dev Kantesaria - Valley Forge Capital Management	1,484,772	18.0%	Reduce	history
Dan Sundheim - D1 Capital Partners	208,305	1.6%	Add	history
Gavin Baker - Atreides Management	281,589	3.9%	New	history
Guy Spier - Aquamarine Zurich AG	65,750	12.3%		history