Moneyball man Billy Beane has bought a 5% stake in AZ Alkmaar. Photo by Daniel Shirey/MLB Photos via Getty Images Moneyball guru Billy Beane has bought a minority share in Eredivisie side AZ Alkmaar. Beane, executive…

DON EMMERT/AFP/Getty ImagesSummary List PlacementTech stocks take a breather on Friday after Thursday's sell-off.  European stocks turned green as investors digested the fall in the tech sector from record-highs Nasdaq 100 records biggest one-day drop…