Richardson Electronics (NASDAQ:RELL – Get Free Report) was downgraded by equities researchers at StockNews.com from a “hold” rating to a “sell” rating in a research note issued on Monday. Richardson Electronics Price Performance NASDAQ:RELL opened at $12.57 on Monday. The firm’s 50-day moving average price is $14.20 and its 200-day moving average price is $17.30. […]