金属新材料板块9月19日跌0.92%，华达新材领跌，主力资金净流出5.1亿元

Market Overview - On September 19, the metal new materials sector declined by 0.93%, with Huada New Materials leading the drop [1] - The Shanghai Composite Index closed at 3820.09, down 0.3%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [1] Stock Performance - Shenzhen Xinxing (603978) saw a significant increase of 10.00%, closing at 22.54 with a trading volume of 240,500 shares and a turnover of 521 million yuan [1] - Other notable gainers included Youyan Powder Materials (688456) with a 4.46% increase and Huaitong New Materials (833751) with a 1.94% increase [1] - Conversely, Huada New Materials (605158) experienced a decline of 3.91%, closing at 8.59 with a trading volume of 92,500 shares and a turnover of 80.79 million yuan [2] Capital Flow - The metal new materials sector experienced a net outflow of 510 million yuan from institutional investors, while retail investors saw a net inflow of 529 million yuan [2] - The table of capital flow indicates that major stocks like Boweitai Gold (601137) had a net inflow of 86.01 million yuan from institutional investors, while Shenzhen Xinxing (603978) had a net inflow of 65.60 million yuan [3]