Another Insider Trading Defendant Pleads Guilty

``Another defendant pleaded guilty on Wednesday in the government's wide-ranging investigation into insider trading has pleaded guilty -- in the same federal courthouse in Manhattan where a jury convicted the hedge fund billionaire Raj Rajaratnam of fraud and conspiracy. Manosha Karunatilaka, a former account manager at Taiwan Semiconductor Manufacturing, pleaded guilty to charges that he participated in an insider trading scheme tied to Primary Global Research, an expert network firm.''