manager	shares	port %	label
David Rolfe - Wedgewood Partners	31,627	2.8%	Reduce	history
Thomas Gayner - Markel Group	91,000	0.40%	Add	history
Francois Rochon - Giverny Capital	2,362	0.04%	Reduce	history
Henry Ellenbogen - Durable Capital Partners	107,003	0.34%	Add	history