内幕知情人提前“潜伏”，更有人抢先买入数千万，神秘买家何以精准命中天普股份

Core Viewpoint - Tianpu Co., Ltd. (605255.SH) faced scrutiny over insider trading allegations involving four individuals who purchased shares prior to the public announcement of a control transfer, leading to significant stock price increases [1][2][3] Group 1: Insider Trading Allegations - Four insider information individuals, including spouses of company executives and indirect shareholders of the acquirer, bought shares between February 14 and August 14, prior to the control transfer announcement [1][3] - The stock price surged dramatically after the announcement, achieving a 12-day consecutive limit-up [1][2] - Tianpu Co. claims that the transactions occurred before the formation or knowledge of insider information, denying any wrongdoing [1][7] Group 2: Trading Activities - Li Zhiyi and Li Huiyun, the couple involved, made multiple purchases, with the last transaction occurring just eight days before the control transfer disclosure [2][5] - Li Huiyun's trading activity included six purchases totaling approximately 160 million yuan, with significant profits realized from subsequent sales [6][12] - Other unidentified buyers also purchased shares significantly before the announcement, with one buyer investing over 25 million yuan [2][15] Group 3: Stock Performance - Following the control transfer announcement, Tianpu's stock price rose from 26.6 yuan to 83.6 yuan, marking a cumulative increase of over 200% [14][17] - The stock had already begun to rise from July 10, with multiple trading halts and price fluctuations leading up to the announcement [12][14] - The stock's year-to-date increase reached 570%, reflecting strong market interest and volatility [17] Group 4: Regulatory Response - The Shanghai Stock Exchange reported abnormal trading behaviors that misled investors, leading to regulatory actions against certain accounts [17] - Tianpu Co. has been under investigation for potential insider trading and has faced questions regarding the timing and nature of the information disclosed [13][17]