Precigen (NASDAQ:PGEN – Get Free Report) was upgraded by research analysts at StockNews.com to a “sell” rating in a research note issued on Tuesday. Precigen Stock Performance NASDAQ PGEN opened at $1.38 on Tuesday. The company’s fifty day moving average is $1.30 and its two-hundred day moving average is $1.32. Precigen has a 52-week low […]