SWSC(SH:600369) 智通财经网·2026-02-10 07:00Core Insights - The report from Southwest Securities indicates that first-line treatment for driver gene-negative NSCLC (non-small cell lung cancer) patients primarily relies on PD(L)-1 ± chemotherapy, with projected market sizes for immune drugs in this segment reaching approximately 7.5 billion yuan in China and 18 billion yuan in the U.S. by 2030 [1] Group 1: Market Overview - The driver gene-negative segment accounts for 31% of newly diagnosed NSCLC patients in both China and the U.S. [1] - The projected market size for immune drugs used in first-line treatment of driver gene-negative NSCLC is estimated to be around 7.5 billion yuan in China and 18 billion yuan in the U.S. by 2030 [1] Group 2: Next-Generation Immunotherapy - Next-generation immunotherapy options for NSCLC are advancing, including bispecific antibodies and IO+ADC (immuno-oncology plus antibody-drug conjugates) [2] - Current PD(L)-1 drugs, such as Pembrolizumab and Atezolizumab, have established their clinical position but face limitations in long-term efficacy, particularly in patients with low PD-L1 expression [2] Group 3: Bispecific Antibody Treatment - Bispecific antibodies can bind to two antigens or epitopes, balancing safety and efficacy, with the approval of Ivorisumab in 2024 expected to stimulate interest in PD-(L)1/VEGF therapies [3] - The clinical data and technological pathways for bispecific antibodies are gaining recognition, with the potential for tri-specific antibodies to become a new trend in immuno-oncology treatment [3] Group 4: IO+ADC Treatment - ADCs combine cytotoxic drugs with monoclonal antibodies targeting tumors, offering precise delivery and effective treatment with lower toxicity [3] - Clinical results for TROP2 ADC combined with K-drug show comparable ORR and PFS data to K-drug plus chemotherapy, providing new solutions for patients intolerant to chemotherapy [3]