十倍股正丹股份卷入内幕交易，与董事长出差，退休副总买股狂赚174%

Core Viewpoint - The case of insider trading involving former executives of Zhengdan Co., Ltd. has resulted in a total penalty of 10.23 million yuan, highlighting the regulatory crackdown on insider trading in 2025 [1][3][5]. Summary by Relevant Sections Insider Trading Case - The Anhui Securities Regulatory Bureau issued an administrative penalty against Song Jinliu for insider trading of Zhengdan Co., Ltd. stock, with a profit rate of 174% [3][4]. - Song Jinliu, a former vice president, was found to have traded 247,400 shares of Zhengdan Co. stock during the sensitive period, resulting in a profit of 2.4078 million yuan [4][5]. - The stock price of Zhengdan Co. increased from 4.5 yuan per share on April 3, 2024, to 8.5 yuan per share on April 15, 2024, marking an increase of 88.9% [5]. Regulatory Actions - The Anhui Securities Regulatory Bureau ordered Song Jinliu to dispose of illegally held shares and imposed fines totaling 7.8234 million yuan, including the confiscation of illegal gains [5]. - The regulatory body has been actively issuing penalties for insider trading, with multiple cases resulting in fines exceeding 10 million yuan [7][8]. Stock Performance - Zhengdan Co.'s stock price surged to a peak of 35.65 yuan per share on June 13, 2024, representing a nearly 12-fold increase from its lowest price of 2.75 yuan per share earlier in the year [6].