理邦仪器涨2.07%，成交额2231.03万元，主力资金净流入204.61万元

Group 1 - The core viewpoint of the news is that 理邦仪器 (Ribao Instrument) has shown a mixed performance in its stock price, with a year-to-date increase of 16.65% but a recent decline over the past five and twenty trading days [2] - As of December 18, the stock price increased by 2.07% to 12.80 CNY per share, with a market capitalization of 7.42 billion CNY [1] - The company reported a revenue of 1.446 billion CNY for the period from January to September 2025, reflecting a year-on-year growth of 4.63%, while the net profit attributable to shareholders increased by 49.29% to 257 million CNY [2] Group 2 - The main business segments of the company include patient monitoring (29.38%), in vitro diagnostics (20.94%), ultrasound imaging (16.26%), maternal and child health (15.36%), and electrocardiogram diagnostics (15.25%) [2] - The company has distributed a total of 1.128 billion CNY in dividends since its A-share listing, with 360 million CNY distributed over the past three years [3] - As of September 30, 2025, the largest circulating shareholder is Hong Kong Central Clearing Limited, holding 33.8687 million shares, a decrease of 3.0993 million shares from the previous period [3]