尚纬股份涨停，上榜营业部合计净买入554.74万元

Core Viewpoint - Shangwei Co., Ltd. (603333) experienced a trading halt today with a daily increase of 10.97%, leading to a net buying of 5.5474 million yuan from brokerage firms [2] Trading Activity - The stock had a turnover rate of 1.61% and a total transaction amount of 68.0442 million yuan for the day [2] - The top five brokerage firms accounted for a total transaction amount of 51.7426 million yuan, with a buying amount of 28.6450 million yuan and a selling amount of 23.0976 million yuan, resulting in a net buying of 5.5474 million yuan [2] - The largest buying brokerage was Dongguan Securities Co., Ltd. Sichuan Branch, with a buying amount of 7.3134 million yuan, while the largest selling brokerage was Everbright Securities Co., Ltd. Shenzhen Shenwan First Road Branch, with a selling amount of 10.2000 million yuan [2] Historical Performance - In the past six months, the stock has appeared on the trading list five times, with an average price drop of 3.65% the day after being listed and an average drop of 1.53% over the following five days [2] Fund Flow - The stock saw a net inflow of 14.6268 million yuan from major funds today, with a significant inflow of 22.0000 million yuan from large orders, while smaller orders saw a net outflow of 7.3732 million yuan [2] - Over the past five days, the net inflow from major funds totaled 56.3910 million yuan [2] Financial Performance - The company reported a first-quarter revenue of 242 million yuan, a year-on-year decrease of 4.15%, and a net loss of 14.4943 million yuan [2]