Shanghai Junshi Biosciences Co., Ltd. has issued an update regarding a shareholding increase by its controlling shareholder, actual controller, and chairman of its Board of Directors, Xiong Jun. According to the announcement, Xiong Jun plans to acquire no less than RMB100 million worth of the company’s A shares and H shares over a 12-month period beginning 12 April 2025, with at least RMB50 million earmarked specifically for A shares.

As of the latest disclosure, Xiong Jun purchased 100,000 A shares on 10 November 2025 via centralized bidding on the Shanghai Stock Exchange. The total transaction amount reached RMB3,838,400, representing approximately 0.01% of the company’s total share capital. Together with other parties acting in concert, the controlling shareholders and actual controllers currently hold 184,083,186 shares, accounting for about 17.93% of the total share capital. The company emphasizes that the shareholding increase plan is continuing, with the potential for changes due to market conditions, though there is no impact on the firm’s overall ownership structure.