Junshi Biosciences chairman boosts stake with RMB3.8m A-share purchase

Xiong Jun, a controlling shareholder and chairman of Shanghai Junshi Biosciences Co., Ltd., has started a plan to increase his shareholding in the company. As of November 10, 2025, Mr. Jun acquired 100,000 A shares through the Shanghai Stock Exchange's centralized bidding platform, representing 0.01% of the total share capital. The initial purchase totaled RMB3,838,400.

This increase is part of a broader plan by Mr. Jun to acquire no less than RMB100m in total A and H shares, with at least RMB50m allocated to A shares, within 12 months from April 12, 2025. The plan is not yet complete, and Mr. Jun will continue to increase his holdings. Prior to this increase, Mr. Jun directly held 87,856,618 shares, or 8.56% of the company's total share capital.

As of the announcement date, Mr. Jun, alongside Xiong Fengxiang and other parties acting in concert, holds a total of 184,083,186 shares, accounting for approximately 17.93% of the company's total share capital. The company notes that the implementation of this plan carries risks related to changes in capital market conditions.