Benzinga's Top Downgrades By: Benzinga via Benzinga February 18, 2015 at 08:53 AM EST Analysts at Bernstein downgraded Northrop Grumman Corporation (NYSE: NOC) from Outperform to Market Perform. The price target for ... Read More >> Related Stocks: Insulet Corp Northrop Grumman Waddell & Reed Financial Williams-Sonoma