Live feed13:25:10·1539dNEWSReleasevia Quantisnow+60Q1 13F Roundup: How Buffett, Einhorn, Ackman And Others Adjusted Their PortfoliosByQuantisnow·Wall Street's wire, on your screen.ALLY· Ally Financial Inc.AMZN· Amazon.com Inc.ATVI· Activision Blizzard Inc.BRK.B· Berkshire Hathaway Inc.C· Citigroup Inc.CE· Celanese CorporationFinanceConsumer DiscretionaryTechnology