软件开发板块12月9日跌1.4%，艾融软件领跌，主力资金净流出38.31亿元

Group 1 - The software development sector experienced a decline of 1.4% on December 9, with AiRong Software leading the drop [1] - The Shanghai Composite Index closed at 3909.52, down 0.37%, while the Shenzhen Component Index closed at 13277.36, down 0.39% [1] - Detailed stock performance within the software development sector is provided in a table [1] Group 2 - The main capital flow in the software development sector showed a net outflow of 3.831 billion yuan, while retail investors contributed a net inflow of 3.363 billion yuan [2] - The table includes specific capital flow data for individual stocks within the software development sector [2]