Universal Display (PANL -4.9%) trades lower following a critical piece on the company by The...

|About: Universal Display Corporation (OLED)|By:, SA News Editor

Universal Display (PANL -4.9%) trades lower following a critical piece on the company by The Street Sweeper, highlighting insider selling, a history of losses, and the fact that the company's August deal with Samsung doesn't involve royalty payments. However, the last issue has been well-known by the Street since the time of the deal.