Announcement on behalf of Amaran that its institutional director changes its representative

The Company’s Board of Directors nominated Dr. Kung-Yee Liang to serve as the Chairperson of the Board

Announcement on behalf of OBIGEN that its institutional director changes its representative

Announcement that the institutional director of OBI, Sheng Cheng Investment Co., Ltd., changes its representative

Announcement of the resignation of natural-person director

Announcement on behalf of OBIGEN of the resignation of its institutional director

OBI announces termination of BCVax, OBI-866, and OBI-999

Announcement of resignation of the Chairperson

OBI licensed the worldwide therapeutic rights of OBI-858 to OBIGEN

Announcement on behalf of subsidiary, OBIGEN, that the Company’s board appointed internal audit officer