Analysts at Bank of America downgraded CEPHEID (NASDAQ:

) from “buy” to “neutral.” The target price for CEPHEID has been raised from $39 to $41. CEPHEID's shares closed at $39.04 yesterday. Canaccord Genuity downgraded Universal Display (NASDAQ:

) from “hold” to “sell.” The target price for Universal Display has been lowered from $30 to $19. Universal Display's shares closed at $32.03 yesterday. Analysts at Jefferies downgraded The Active Network (NYSE:

) from “buy” to “hold.” The target price for Active Network has been raised from $10 to $14.50. Active Network's shares closed at $14.31 yesterday. Analysts at Oppenheimer downgraded Rubicon Technology (NASDAQ:

) from “perform” to “underperform.” The target price for Rubicon Technology is set to $9. Rubicon's shares closed at $12.11 yesterday.