NEPTUNUS(SZ:000078) 第一财经·2025-12-03 06:07Core Viewpoint - The article discusses the recent stock performance of Haiwang Bio, which is considered a "flu concept stock," highlighting its stock price hitting the limit up for six consecutive trading days due to the flu season and increased demand for related medications [3][4]. Group 1: Company Performance - Haiwang Bio's stock price has surged due to the flu season, with a positive detection rate exceeding 45% in 17 provinces, indicating a potential peak in flu cases in mid-December [3]. - The company does not produce flu vaccines but distributes various vaccines through its subsidiaries and manufactures cold treatment medications [4]. - The pharmaceutical distribution segment is the largest revenue source for Haiwang Bio, generating 8.896 billion yuan in the first half of 2025, accounting for 62.16% of total revenue, but with a low gross margin of 8.04% [5]. - The pharmaceutical manufacturing segment generated only 281 million yuan in revenue in the first half of 2025, representing 1.96% of total revenue, with a higher gross margin of 36.14% [6]. Group 2: Financial Challenges - Haiwang Bio's pharmaceutical distribution profits are under pressure due to national and regional procurement policies and reduced purchases by public medical institutions, leading to continuous performance challenges [6]. - The company reported net losses of 1.69 billion yuan and 1.193 billion yuan for 2023 and 2024, respectively, with a net profit of 25.703 million yuan in the first three quarters of 2025, down 44.39% year-on-year [6]. - The company's asset-liability ratio reached 89.57%, the highest in the A-share pharmaceutical distribution sector [6].