Billionaire Seth Klarman of Baupost Group Is Piling Into Dual Industry Leader Amazon and Dumping Shares of a High-Flying Chief Rival

While Klarman was loading up on shares of e-commerce and cloud infrastructure service titan Amazon, he was sending shares of a trillion-dollar competitor to the chopping block.Nothing is more valuable on Wall Street than data -- and investors are rarely hurting for information that can guide their decision-making. Between earnings season and near-daily economic data releases, it's easy for something of importance to fall through the cracks.For example, Feb. 17 marked the deadline for institutional investors ...