Premarket roundup: CBS, Broadcom

Among the premarket stories for Monday, July 7, from AP Financial News: NEW YORK (AP)--A Lehman Brothers analyst cut shares of CBS Corp. to "Underweight" Monday, saying its radio and TV divisions may experience weakness. NEW YORK (AP)--An analyst assumed coverage of, and boosted a rating and price target on Broadcom Corp. Monday, saying a few of the semiconductor company's product cycles may be able to help boost revenue. NEW YORK (AP)--Shares of networking equipment maker Juniper Networks are rising in premarket trading, after a Piper Jaffray analyst upgraded the stock because of Juniper's upcoming slate of... [read full story]