上交所暂停部分账户交易 上纬新材低开16.73%

Core Viewpoint - The stock of Shangwei New Materials opened lower by 16.73% after a significant increase of 1320% over the previous 17 trading days, indicating potential market volatility and regulatory scrutiny [1] Group 1 - The Shanghai Stock Exchange issued a notice regarding abnormal trading behaviors by some investors that affected normal trading order and misled investment decisions [1] - As a result of these findings, the exchange has implemented self-regulatory measures, including the suspension of trading accounts for the involved investors [1]