航空机场板块11月21日跌2.05%，海航控股领跌，主力资金净流出5.71亿元

Core Viewpoint - The aviation and airport sector experienced a decline of 2.05% on November 21, with Hainan Airlines leading the drop, while the Shanghai Composite Index fell by 2.45% and the Shenzhen Component Index decreased by 3.41% [1] Market Performance - The closing prices and percentage changes for key stocks in the aviation and airport sector are as follows: - Hainan Airlines: 1.69, -4.52% - Xiamen Airport: 15.85, -3.94% - CITIC Offshore Helicopter: 19.77, -3.09% - Shenzhen Airport: 6.95, -2.39% - China Southern Airlines: 7.08, -1.67% - China Eastern Airlines: 5.18, -1.52% [1] Capital Flow - The aviation and airport sector saw a net outflow of 571 million yuan from institutional investors, while retail investors contributed a net inflow of 430 million yuan [1] - The detailed capital flow for selected stocks indicates: - China Eastern Airlines: -55.71 million yuan from institutional investors, +34.46 million yuan from retail investors - Xiamen Airport: -19.70 million yuan from institutional investors, +25.76 million yuan from retail investors [2]