近三年亏损已超7亿元、核心产品有望明年提交新药申请，凌科药业递表港交所

Company Overview - Lingke Pharmaceutical has submitted its IPO application to the Hong Kong Stock Exchange, with CITIC Securities and Jianyin International as joint sponsors [1] - Founded in November 2017 in Hangzhou by former executives from Pfizer, Merck, and Johnson & Johnson, the company focuses on the development of small molecule targeted innovative drugs for diseases such as cancer, immunity, and inflammation [1][2] - The company’s core products are in the clinical key stage, but financial data indicates significant pressure [1] Product Pipeline - The core competitiveness of Lingke Pharmaceutical lies in two main areas: JAK-STAT signaling pathway drugs and protein degradation technology [2] - The lead product, LNK01001, is a highly selective second-generation JAK1 inhibitor, currently undergoing three Phase III clinical trials for atopic dermatitis, rheumatoid arthritis, and ankylosing spondylitis, with new drug applications planned for 2026 and 2027 [2][3] - Another key product, LNK01004, is a potential first-in-class third-generation pan-JAK inhibitor, which has shown promising results in Phase II trials for atopic dermatitis [2][3] Research and Development - Lingke Pharmaceutical plans to initiate Phase II clinical trials for chronic hand eczema and vitiligo in China in 2026, and advance Phase III trials for atopic dermatitis in 2027 [3] - The company’s IsoNova protein degradation platform significantly enhances target selectivity and reduces off-target risks, shortening the R&D cycle from 18-24 months to just a few months for some candidates [3] - The R&D team consists of 57 members, with a strong focus on new drug exploration and clinical development, holding 53 issued patents and 106 pending patent applications [3] Financial Performance - Lingke Pharmaceutical has reported net losses of 260 million yuan and 312 million yuan for 2023 and 2024, respectively, with a loss of 145 million yuan in the first three quarters of 2025 [4] - The company’s cash flow from operating activities was negative, with net cash flows of -228 million yuan and -241 million yuan for 2023 and 2024, improving to -85.67 million yuan in 2025 [4][5] - The company primarily relies on equity financing for operations and has established a commercial partnership with Xiansheng Pharmaceutical for the commercialization of LNK01001 [5] Market Landscape - The global JAK inhibitor market is highly competitive, projected to grow from 13.9 billion USD in 2024 to 40.8 billion USD by 2033, with the Chinese market expected to increase from 3.8 billion yuan in 2024 to 46.5 billion yuan by 2033 [6] - Major multinational pharmaceutical companies like Pfizer and AbbVie have established a competitive advantage, while several domestic companies are also in Phase III clinical trials for their JAK inhibitors [6]