房地产开发板块2月2日跌3.52%，南山控股领跌，主力资金净流出14.37亿元

Market Overview - On February 2, the real estate development sector fell by 3.52% compared to the previous trading day, with Nanshan Holdings leading the decline [1] - The Shanghai Composite Index closed at 4015.75, down 2.48%, while the Shenzhen Component Index closed at 13824.35, down 2.69% [1] Stock Performance - Notable gainers in the real estate sector included: - ST Yangguang: Closed at 3.48, up 5.14% with a trading volume of 109,300 shares [1] - ST Rongkong: Closed at 13.85, up 5.00% with a trading volume of 51,400 shares [1] - Significant decliners included: - Nanshan Holdings: Closed at 2.73, down 9.90% with a trading volume of 559,200 shares [2] - Caixin Development: Closed at 2.55, down 9.89% with a trading volume of 127,300 shares [2] Capital Flow - The real estate development sector experienced a net outflow of 1.437 billion yuan from institutional investors, while retail investors saw a net inflow of 955 million yuan [2] - The capital flow for specific stocks showed: - Deep Deep Housing A: Net outflow of 455.7 million yuan from institutional investors [3] - Binjiang Group: Net inflow of 289.9 million yuan from institutional investors [3]