航天彩虹涨2.04%，成交额3.43亿元，主力资金净流入649.39万元

Group 1 - The core viewpoint of the news is that Aerospace Rainbow has shown significant stock performance with a year-to-date increase of 33.52% and a recent uptick in trading activity, indicating potential investor interest and market confidence [1] - As of December 18, Aerospace Rainbow's stock price reached 24.02 CNY per share, with a market capitalization of 23.658 billion CNY and a trading volume of 343 million CNY [1] - The company has experienced a net inflow of main funds amounting to 6.4939 million CNY, with large orders contributing significantly to the buying activity [1] Group 2 - Aerospace Rainbow, established on November 30, 2001, and listed on April 13, 2010, specializes in unmanned aerial vehicles (UAVs) and related products, as well as manufacturing capacitive films, solar cell back materials, optical films, and lithium-ion battery separators [2] - The revenue composition of Aerospace Rainbow includes 37.59% from UAVs and related products, 23.85% from back materials and insulation materials, 20.64% from optical films, 15.02% from technical services, and 2.91% from other sources [2] - As of November 28, the number of shareholders increased to 123,000, with an average of 8,004 circulating shares per person [2] Group 3 - Aerospace Rainbow has distributed a total of 466 million CNY in dividends since its A-share listing, with 178 million CNY distributed over the past three years [3] - As of September 30, 2025, the top ten circulating shareholders include notable entities such as the Guotai Zhongzheng Military Industry ETF and Hong Kong Central Clearing Limited, with some shareholders reducing their holdings [3]