券商板块午后急升，证券ETF南方(512900)拉升涨超2%，锦龙股份涨停

Group 1 - The core viewpoint of the articles highlights a significant increase in the performance of the securities sector, driven by recent policy measures aimed at stabilizing the market and enhancing investor confidence [1][2] - The Securities ETF Southern (512900) has seen a 2.42% increase, with a notable trading volume of 57.31 million yuan, reflecting strong market activity [1] - The China Securities Regulatory Commission (CSRC) emphasizes the importance of integrating and consolidating the securities industry to enhance competitiveness and optimize resource allocation [1] Group 2 - In the first quarter, the brokerage sector reported a year-on-year net profit growth of 83% and a quarter-on-quarter increase of 19%, indicating robust performance in brokerage and proprietary trading [2] - The improvement in investment returns and the expansion of financing business, along with reduced funding costs, have contributed to the growth in net interest income for brokerages [2] - The overall outlook for the brokerage sector remains positive, with expectations of continued profitability and valuation improvements amid supportive regulatory measures [2]