manager	shares	port %	label
Ron Baron - Bamco Inc. (Baron Capital)	279,528	0.05%		history
Warren Buffett - Berkshire Hathaway	433,558	0.01%		history
First Pacific Advisors	3,914,280	3.3%	Reduce	history
Francis Chou - Chou Associates Management	10,987	0.42%		history