智通財經APP獲悉，香港聯交所最新數據顯示，9月17日，執行董事兼首席執行官楊建新增持基石藥業-B(02616)13.25萬股，每股作價5.2361港元，總金額約為69.38萬港元。增持後最新持股數目約為8441.66萬股，最新持股比例為5.29%。

補充資料：Purchase of shares by Dr. Yang in the open market using his personal funds. Box 28: These shares represent the Restricted Share Units and Share Options that have been granted or are to be issued to Dr. Yang under the Pre-IPO RSU Scheme, the Pre-IPO Share Option Scheme, and the Post-IPO Incentive Schemes.