Benzinga's Top Upgrades (NSC, AONE, KBH, SJR)

Norfolk Southern Corporation NSC was upgraded by BB&T from "hold" to "buy." NSC's shares closed at $67.74 on Friday. Norfolk Southern's trailing-twelve-month operating margin is 28.23%. Goldman upgraded A123 Systems Inc AONE from “neutral” to “buy.” AONE's shares closed at $5.51 on Friday. AONE's trailing-twelve-month revenue is $97.31 million. Credit Suisse upgraded KB Home KBH from “underperform” to “neutral.” KBH's shares closed at $11.39 on Friday. KB Home's trailing-twelve-month revenue is $1.52 billion. Analysts at BofA/Merrill upgraded Shaw Communications Inc SJR from “neutral” to “buy.” SJR's shares closed at $19.97 on Friday. Shaw Communications' trailing-twelve-month operating margin is 27.01%. More Analyst Ratings here