Why JPMorgan Is Downgrading United Microelectronics By: Benzinga via Benzinga April 17, 2015 at 09:14 AM EDT In a report published Friday, analyst Gokul Hariharan of JP Morgan downgraded United Microelectronics Corp (ADR) (NYSE: UMC) to Neutral. ... Read More >> Related Stocks: Taiwan Semiconductor ADR United Microelectronics Corp ADR