新股前瞻|布局稀缺抗癌赛道，英派药业IPO故事有多少看点？

Core Viewpoint - Nanjing Inpai Pharmaceutical Co., Ltd. has submitted an application for listing on the Hong Kong Stock Exchange, marking its entry into the innovative drug sector focused on synthetic lethality mechanisms for cancer treatment [1] Company Overview - Established in 2009, Inpai Pharmaceutical is a commercial-stage biotechnology company specializing in precision cancer therapies based on synthetic lethality [1] - The company is one of only three globally that possesses both commercial-stage PARP1/2 inhibitors and clinical-stage next-generation PARP1 selective inhibitors [1][7] Financial Performance - In 2023, 2024, and the first half of 2025, the company recorded losses of approximately RMB 199 million, RMB 255 million, and RMB 129 million, respectively, primarily due to high R&D expenditures [2][3] - As of June 30, 2025, the company had cash and cash equivalents of RMB 21 million, indicating a tightening cash flow situation [2] Product Development and Commercialization - The core product, Senaparib, received approval in January 2025 for first-line maintenance treatment of ovarian cancer in China, showing the largest progression-free survival benefit among its peers [3][4] - As of June 30, 2025, Senaparib has been launched in 27 provinces in China and is available in over 200 direct-to-patient pharmacies and more than 600 medical institutions [4] - The product is expected to be included in the National Medical Insurance Drug List in early 2026, enhancing its market penetration [4] Market Potential and Competitive Landscape - The synthetic lethality mechanism is gaining recognition in clinical settings, with significant potential for market expansion due to its targeted approach and ability to overcome drug resistance [6][9] - The global market for synthetic lethality drugs is projected to reach USD 8.7 billion by 2029, while the small molecule targeted tumor drug market is expected to reach USD 105.8 billion in the same period [9] - Inpai Pharmaceutical has established a leading position in the synthetic lethality space, with a diverse pipeline that includes one commercial-stage drug, four clinical-stage drugs, and seven pre-IND drugs [7][9] Challenges and Future Outlook - The competitive landscape is intensifying, with nearly 40 PARP inhibitors in clinical development, highlighting the need for Inpai to maintain its competitive edge [7][9] - Despite the challenges, the rapid commercialization of Senaparib and its clinical advantages position the company for potential revenue growth and market success [10]