Roth Capital Upgrades Universal Display (OLED) to Buy

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Universal Display Corp (NASDAQ: OLED) Delayed: 221.29 +3.05 (1.40%)
Previous Close $218.24    52 Week High $74.39 
Open $214.00    52 Week Low $39.72 
Day High $221.89    P/E 470.83 
Day Low $210.49    EPS $0.47 
Volume 494,518