A股异动丨南亚新材跌6% 昨日盘中股价创历史新高

Group 1 - The core point of the article is that Nanya New Materials (688519.SH) experienced significant stock price fluctuations, reaching a historical high before a notable drop [1] - The stock price peaked at 69.17 yuan, representing a year-to-date increase of 226% [1] - The company announced that during the period of abnormal stock trading, there were no stock transactions by the controlling shareholder or actual controller [1] Group 2 - Several board members, including Zhang Dong, Zheng Xiaoyuan, Geng Hongbin, and Cui Ronghua, reduced their holdings by 30,000 shares, 39,200 shares, 90,000 shares, and 96,600 shares respectively [1] - The company’s supervisor, Chen Xiaodong, sold 4,400 shares [1] - Nanya New Materials confirmed that it did not violate any information disclosure regulations [1]