JA Solar Holdings Reports Contract Win, Shares Gain 2.50% By: Benzinga via Benzinga February 22, 2016 at 13:10 PM EST Shares of JA Solar Holdings Co., Ltd. (ADR) (NASDAQ: JASO) were trading higher by more than 2.50 percent on Monday after the company ... Read More >> Related Stocks: JA Solar Holdings, Co., Ltd. - American depositary shares, each representing fiv