On August 30, 2026, Hongfeng Zhou acquired 35.59 million domestic shares of YZYBIO-B (02496) at an average price of CNY 2.43 per share, involving approximately CNY 86.49 million, pursuant to a concert party agreement.
Prior to the acquisition, Hongfeng Zhou's long position in YZYBIO-B was 0 shares, representing 0%; following the acquisition, the holding changed to 35.59 million shares, with the long position ratio rising to 247.68%.
This involves related parties: Yuan Qian, ZHOU PENGFEI, and Wuhan Caizhi Investment Management Partnership (Limited Partnership).