Investment Rating - The report maintains a "Buy" rating for the company, expecting a relative return of over 20% within the next six months [6]. Core Insights - The preliminary data presented at the ESMO conference for CS2009 (a PD-1/VEGF/CTLA-4 trispecific antibody) shows promising efficacy and safety signals, with 72.2% of 72 advanced solid tumor patients still undergoing treatment as of October 19 [1][3]. - The design of the trispecific antibody demonstrates excellent synergistic effects, enhancing anti-tumor activity in the tumor microenvironment (TME) while minimizing interference with peripheral CTLA-4 single-positive T cells, thus broadening the therapeutic window [2]. - Safety data from the ESMO conference indicates a low incidence of grade 3 or higher treatment-related adverse events (TRAEs) at 13.9%, and immune-related adverse events (irAEs) at 4.2%, with no grade 4 or 5 TRAEs reported [3]. - Initial anti-tumor activity is observed across all dosage groups, with an overall response rate (ORR) of 12.2% and a disease control rate (DCR) of 71.4%, showing a dose-dependent increase in efficacy [4]. - A global multi-center Phase I/II clinical trial for CS2009 has commenced, with plans to initiate Phase III studies in 2026, targeting various indications including first-line non-small cell lung cancer (NSCLC) [5]. Financial Projections - The company is projected to generate total revenues of 123 million, 829 million, and 1.125 billion yuan for the years 2025, 2026, and 2027, respectively, with year-on-year growth rates of -68.25%, 575.37%, and 35.81% [6]. - Net profit attributable to shareholders is expected to be -213 million, 93 million, and 307 million yuan for the same years [6].
基石药业-B（02616）：三抗在ESMO展示出良好的疗效及安全性信号