manager	shares	port %	label
Warren Buffett - Berkshire Hathaway	2,382,000	0.37%	Add	history
Thomas Gayner - Markel Group	5,500	0.02%	Add	history
Philippe Laffont - Coatue Management	322,621	0.46%		history
Tom Bancroft - Makaira Partners	138,439	0.61%	Reduce	history