Benzinga's Top Upgrades

Piper Jaffray upgraded Luminex (NASDAQ: LMNX) from “underweight” to “neutral.” Luminex's shares closed at $17.77 yesterday. Luminex's trailing-twelve-month operating margin is 13.99%.

Bernstein upgraded Facebook (NASDAQ: FB) from “underperform” to “market perform.” Facebook's stock closed at $23.15 yesterday. Facebook's trailing-twelve-month revenue is $4.33 billion.

Analysts at Atlantic Equities upgraded Sprint Nextel (NYSE: S) from “neutral” to “overweight.” Sprint's shares closed at $4.51 yesterday. Sprint had $6.76 billion in total cash for the latest quarter.

Goldman Sachs upgraded BroadSoft (NASDAQ: BSFT) from “neutral” to “buy.” BroadSoft's shares closed at $23.47 yesterday. BroadSoft's PEG ratio is 1.26.

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