证券板块2月4日涨1.34%，华林证券领涨，主力资金净流入6.9亿元

Market Overview - On February 4, the securities sector rose by 1.34% compared to the previous trading day, with Hualin Securities leading the gains [1] - The Shanghai Composite Index closed at 4102.2, up 0.85%, while the Shenzhen Component Index closed at 14156.27, up 0.21% [1] Individual Stock Performance - Hualin Securities (002945) closed at 18.86, with a gain of 5.90% and a trading volume of 626,700 shares, amounting to a transaction value of 1.17 billion [1] - Dongwu Securities (601555) closed at 9.50, up 3.15%, with a trading volume of 816,500 shares and a transaction value of 767 million [1] - Other notable performers include: - Yuanta Securities (601211) at 66.61, up 2.51% [1] - Southwest Securities (600369) at 4.60, up 2.45% [1] - Huaxin Securities (600621) at 17.02, up 2.35% [1] Capital Flow Analysis - The securities sector experienced a net inflow of 690 million from institutional investors, while retail investors saw a net outflow of 53.79 million [1] - Detailed capital flow for Hualin Securities shows a net inflow of 1.25 billion from institutional investors, but a net outflow of 35.69 million from retail investors [2] - Other securities with significant institutional net inflows include: - Founder Securities (601901) with 73.12 million [2] - China Galaxy (601881) with 67.57 million [2] - Dongwu Securities (601555) with 65.97 million [2]