Investment Rating - The investment rating for the company is "Underperform" [2][5][20] Core Insights - The company has announced promising clinical data for its drug 707 in combination with chemotherapy for first-line non-small cell lung cancer (NSCLC) at the STIC conference in 2025, indicating good efficacy and safety [4][6][20] - Pfizer has outlined a global clinical strategy for 707, planning to initiate two key Phase 3 clinical trials for NSCLC and mCRC, along with several other studies targeting various cancers [4][11][20] - The company has completed a significant licensing deal for 707, leading to an upward revision of profit forecasts for 2025-2027 [5][18][20] Summary by Sections Clinical Data - The Phase 2 clinical trial data for 707 in first-line NSCLC showed a confirmed overall response rate (cORR) of 58.6% in non-squamous NSCLC patients and 75.0% in squamous NSCLC patients [6][8] - The trial included 119 non-squamous and 125 squamous NSCLC patients, with a significant portion of patients having low PD-L1 expression [6][8] Safety Profile - The safety data indicated that the incidence of grade 3 or higher treatment-related adverse events (TRAEs) was 39.0% for the 707 group compared to 32.8% for the control group [7][8] - Overall safety was deemed manageable, with the incidence of immune-related adverse events (irAEs) being comparable to historical data [7][8] Financial Projections - The revised profit forecasts for the company are projected to be 9.955 billion, 2.875 billion, and 3.212 billion yuan for 2025, 2026, and 2027 respectively, reflecting a significant increase from previous estimates [19][20] - The company expects robust revenue growth driven by the commercialization of 707 and ongoing clinical developments [19][20]
三生制药（01530）：707联合化疗的临床2期数据公布，即将开展两项关键3期临床研究