每周股票复盘：天臣医疗（688013）累计回购250.5万股

Core Points - Tianchen Medical (688013) closed at 51.69 yuan on October 31, 2025, down 7.13% from last week's 55.66 yuan [1] - The company's current market capitalization is 4.195 billion yuan, ranking 84th out of 126 in the medical device sector and 3768th out of 5163 in the A-share market [1] Company Announcements - Tianchen Medical initiated a share buyback on December 27, 2023, with an original plan to repurchase between 18 million yuan and 36 million yuan, which was later adjusted to a total buyback amount of 46 million yuan to 80 million yuan, extending the deadline to December 26, 2025 [2] - The funding sources for the buyback include self-owned funds and a special loan not exceeding 34.65 million yuan [2] - As of October 31, 2025, the company has repurchased a total of 2,505,324 shares, accounting for 3.09% of the total share capital, with a total expenditure of approximately 42.4989 million yuan, at a buyback price range of 11.87 yuan to 21.00 yuan per share [2][3] - No share buyback transactions were conducted in October 2025 [3]