股价大跌，一品红出售美国参股公司股份，涉核心痛风创新药

Core Viewpoint - The company Yipinhong (300723.SZ) plans to sell its stake in the U.S. company Arthrosi Therapeutics, Inc., which it holds through its wholly-owned subsidiary, with the transaction involving a total potential payment of up to $15 billion [1][2]. Group 1: Transaction Details - Yipinhong holds a 13.45% stake in Arthrosi, which is being acquired by Sobi US Holding Corp. for an upfront payment of $950 million (approximately 6.713 billion RMB) and up to $550 million (approximately 3.887 billion RMB) in milestone payments [1]. - The transaction requires approval from Arthrosi's shareholders, with specific voting thresholds needed for completion [1]. - Following the transaction, Yipinhong will no longer hold any equity in Arthrosi [1]. Group 2: Product and Market Impact - The core asset in the acquisition is Arthrosi's gout treatment drug AR882, currently in Phase III clinical trials, with data expected to be released in 2026 [2]. - Yipinhong anticipates that the sale will have a positive impact on the company, as it marks a significant milestone for AR882's global commercialization [2]. - The company aims to continue its focus on innovative drug development, particularly for AR882 in the Chinese market [2]. Group 3: Market Reaction - Following the announcement of the acquisition, Yipinhong's stock price fell sharply, hitting a daily limit down of 20% on December 15, and continued to decline in subsequent trading sessions [3]. - The market's negative reaction contrasts with the company's optimistic outlook regarding the transaction's benefits [3]. Group 4: Financial Performance and Challenges - Yipinhong reported a revenue of 814 million RMB for the first three quarters of 2025, a year-on-year decrease of 34.35%, and a net loss of 136 million RMB [7]. - The company has faced challenges including a significant lawsuit with a claim of 528 million RMB related to intellectual property disputes [9]. - Yipinhong's R&D expenditures have decreased by 47.41% in the first three quarters of 2025, reflecting a contraction in investment due to declining revenues [7].