Apple up on iPhone 5 orders; Netflix slumps By: MarketWatch September 17, 2012 at 11:21 AM EDT Apple gets boost from strong iPhone 5 pre-orders, but the tech sector slides. Netflix slumps as analyst sees content costs growing. Read More >> Related Stocks: Apple Cisco Systems Electronic Arts Facebook Groupon Cl A Netflix PHLX Semiconductor Sector Index Yelp Inc Zynga Inc Cl A